October 2026 - Announce - AlmaLinux List Archives

[Security Advisory] ALSA-2025:10991: microcode_ctl security update (Moderate)
by AlmaLinux Errata Notifications 26 Oct '26

26 Oct '26

Hi, You are receiving an AlmaLinux Security update email because you subscribed to receive errata notifications from AlmaLinux. AlmaLinux: 8 Type: Security Severity: Moderate Release date: 2026-10-25 Summary: The microcode_ctl packages provide microcode updates for Intel and AMD processors. Security Fix(es): * microcode_ctl: From CVEorg collector (CVE-2024-28956) For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section. Full details, updated packages, references, and other related information: https://errata.almalinux.org/8/ALSA-2025-10991.html This message is automatically generated, please don’t reply. For further questions, please, contact us via the AlmaLinux community chat: https://chat.almalinux.org/. Want to change your notification settings? Sign in and manage mailing lists on https://lists.almalinux.org. Kind regards, AlmaLinux Team

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[Security Advisory] ALSA-2025:16260: firefox security update (Important)
by AlmaLinux Errata Notifications 26 Oct '26

26 Oct '26

Hi, You are receiving an AlmaLinux Security update email because you subscribed to receive errata notifications from AlmaLinux. AlmaLinux: 8 Type: Security Severity: Important Release date: 2026-10-25 Summary: Mozilla Firefox is an open-source web browser, designed for standards compliance, performance, and portability. Security Fix(es): * firefox: thunderbird: Sandbox escape due to use-after-free in the Graphics: Canvas2D component (CVE-2025-10527) * firefox: thunderbird: Incorrect boundary conditions in the JavaScript: GC component (CVE-2025-10532) * firefox: thunderbird: Sandbox escape due to undefined behavior, invalid pointer in the Graphics: Canvas2D component (CVE-2025-10528) * firefox: thunderbird: Same-origin policy bypass in the Layout component (CVE-2025-10529) * firefox: thunderbird: Memory safety bugs fixed in Firefox ESR 140.3, Thunderbird ESR 140.3, Firefox 143 and Thunderbird 143 (CVE-2025-10537) * firefox: thunderbird: Information disclosure in the Networking: Cache component (CVE-2025-10536) * firefox: thunderbird: Integer overflow in the SVG component (CVE-2025-10533) For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section. Full details, updated packages, references, and other related information: https://errata.almalinux.org/8/ALSA-2025-16260.html This message is automatically generated, please don’t reply. For further questions, please, contact us via the AlmaLinux community chat: https://chat.almalinux.org/. Want to change your notification settings? Sign in and manage mailing lists on https://lists.almalinux.org. Kind regards, AlmaLinux Team

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[Security Advisory] ALSA-2025:0381: .NET 8.0 security update (Important)
by AlmaLinux Errata Notifications 26 Oct '26

26 Oct '26

Hi, You are receiving an AlmaLinux Security update email because you subscribed to receive errata notifications from AlmaLinux. AlmaLinux: 8 Type: Security Severity: Important Release date: 2026-10-25 Summary: .NET is a managed-software framework. It implements a subset of the .NET framework APIs and several new APIs, and it includes a CLR implementation. New versions of .NET that address a security vulnerability are now available. The updated versions are .NET SDK 8.0.112 and .NET Runtime 8.0.1.12. Security Fix(es): * dotnet: .NET and Visual Studio Remote Code Execution Vulnerability (CVE-2025-21172) * dotnet: .NET Elevation of Privilege Vulnerability (CVE-2025-21173) * dotnet: .NET, .NET Framework, and Visual Studio Remote Code Execution Vulnerability (CVE-2025-21176) For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.Security Fix(es): * dotnet: .NET Elevation of Privilege Vulnerability (CVE-2025-21173) * dotnet: .NET, .NET Framework, and Visual Studio Remote Code Execution Vulnerability (CVE-2025-21176) * dotnet: .NET and Visual Studio Remote Code Execution Vulnerability (CVE-2025-21172) For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section. Full details, updated packages, references, and other related information: https://errata.almalinux.org/8/ALSA-2025-0381.html This message is automatically generated, please don’t reply. For further questions, please, contact us via the AlmaLinux community chat: https://chat.almalinux.org/. Want to change your notification settings? Sign in and manage mailing lists on https://lists.almalinux.org. Kind regards, AlmaLinux Team

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[Security Advisory] ALSA-2025:0065: kernel security update (Important)
by AlmaLinux Errata Notifications 26 Oct '26

26 Oct '26

Hi, You are receiving an AlmaLinux Security update email because you subscribed to receive errata notifications from AlmaLinux. AlmaLinux: 8 Type: Security Severity: Important Release date: 2026-10-25 Summary: The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fix(es): * kernel: i40e: fix race condition by adding filter's intermediate sync state (CVE-2024-53088) * kernel: mptcp: cope racing subflow creation in mptcp_rcv_space_adjust (CVE-2024-53122) For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section. Full details, updated packages, references, and other related information: https://errata.almalinux.org/8/ALSA-2025-0065.html This message is automatically generated, please don’t reply. For further questions, please, contact us via the AlmaLinux community chat: https://chat.almalinux.org/. Want to change your notification settings? Sign in and manage mailing lists on https://lists.almalinux.org. Kind regards, AlmaLinux Team

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[Security Advisory] ALSA-2024:8856: kernel security update (Moderate)
by AlmaLinux Errata Notifications 26 Oct '26

26 Oct '26

Hi, You are receiving an AlmaLinux Security update email because you subscribed to receive errata notifications from AlmaLinux. AlmaLinux: 8 Type: Security Severity: Moderate Release date: 2026-10-25 Summary: The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fix(es): * kernel: net/bluetooth: race condition in conn_info_{min,max}_age_set() (CVE-2024-24857) * kernel: dmaengine: fix NULL pointer in channel unregistration function (CVE-2023-52492) * kernel: netfilter: nf_conntrack_h323: Add protection for bmp length out of range (CVE-2024-26851) * kernel: netfilter: nft_set_pipapo: do not free live element (CVE-2024-26924) * kernel: netfilter: nft_set_pipapo: walk over current view on netlink dump (CVE-2024-27017) * kernel: KVM: Always flush async #PF workqueue when vCPU is being destroyed (CVE-2024-26976) * kernel: nouveau: lock the client object tree. (CVE-2024-27062) * kernel: netfilter: bridge: replace physindev with physinif in nf_bridge_info (CVE-2024-35839) * kernel: netfilter: nf_tables: Fix potential data-race in __nft_flowtable_type_get() (CVE-2024-35898) * kernel: dma-direct: Leak pages on dma_set_decrypted() failure (CVE-2024-35939) * kernel: net/mlx5e: Fix netif state handling (CVE-2024-38608) * kernel: r8169: Fix possible ring buffer corruption on fragmented Tx packets. (CVE-2024-38586) * kernel: of: module: add buffer overflow check in of_modalias() (CVE-2024-38541) * kernel: bnxt_re: avoid shift undefined behavior in bnxt_qplib_alloc_init_hwq (CVE-2024-38540) * kernel: netfilter: ipset: Fix race between namespace cleanup and gc in the list:set type (CVE-2024-39503) * kernel: drm/i915/dpt: Make DPT object unshrinkable (CVE-2024-40924) * kernel: ipv6: prevent possible NULL deref in fib6_nh_init() (CVE-2024-40961) * kernel: tipc: force a dst refcount before doing decryption (CVE-2024-40983) * kernel: ACPICA: Revert "ACPICA: avoid Info: mapping multiple BARs. Your kernel is fine." (CVE-2024-40984) * kernel: xprtrdma: fix pointer derefs in error cases of rpcrdma_ep_create (CVE-2022-48773) * kernel: bpf: Fix overrunning reservations in ringbuf (CVE-2024-41009) * kernel: netfilter: nf_tables: prefer nft_chain_validate (CVE-2024-41042) * kernel: ibmvnic: Add tx check to prevent skb leak (CVE-2024-41066) * kernel: drm/i915/gt: Fix potential UAF by revoke of fence registers (CVE-2024-41092) * kernel: drm/amdgpu: avoid using null object of framebuffer (CVE-2024-41093) * kernel: netfilter: nf_tables: fully validate NFT_DATA_VALUE on store to data registers (CVE-2024-42070) * kernel: gfs2: Fix NULL pointer dereference in gfs2_log_flush (CVE-2024-42079) * kernel: USB: serial: mos7840: fix crash on resume (CVE-2024-42244) * kernel: tipc: Return non-zero value from tipc_udp_addr2str() on error (CVE-2024-42284) * kernel: kobject_uevent: Fix OOB access within zap_modalias_env() (CVE-2024-42292) * kernel: dev/parport: fix the array out-of-bounds risk (CVE-2024-42301) * kernel: block: initialize integrity buffer to zero before writing it to media (CVE-2024-43854) * kernel: mlxsw: spectrum_acl_erp: Fix object nesting warning (CVE-2024-43880) * kernel: gso: do not skip outer ip header in case of ipip and net_failover (CVE-2022-48936) * kernel: padata: Fix possible divide-by-0 panic in padata_mt_helper() (CVE-2024-43889) * kernel: memcg: protect concurrent access to mem_cgroup_idr (CVE-2024-43892) * kernel: sctp: Fix null-ptr-deref in reuseport_add_sock(). (CVE-2024-44935) * kernel: bonding: fix xfrm real_dev null pointer dereference (CVE-2024-44989) * kernel: bonding: fix null pointer deref in bond_ipsec_offload_ok (CVE-2024-44990) * kernel: netfilter: flowtable: initialise extack before use (CVE-2024-45018) * kernel: ELF: fix kernel.randomize_va_space double read (CVE-2024-46826) * kernel: lib/generic-radix-tree.c: Fix rare race in __genradix_ptr_alloc() (CVE-2024-47668) For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section. Full details, updated packages, references, and other related information: https://errata.almalinux.org/8/ALSA-2024-8856.html This message is automatically generated, please don’t reply. For further questions, please, contact us via the AlmaLinux community chat: https://chat.almalinux.org/. Want to change your notification settings? Sign in and manage mailing lists on https://lists.almalinux.org. Kind regards, AlmaLinux Team

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[Security Advisory] ALSA-2024:5258: container-tools:rhel8 security update (Important)
by AlmaLinux Errata Notifications 26 Oct '26

26 Oct '26

Hi, You are receiving an AlmaLinux Security update email because you subscribed to receive errata notifications from AlmaLinux. AlmaLinux: 8 Type: Security Severity: Important Release date: 2026-10-25 Summary: The container-tools module contains tools for working with containers, notably podman, buildah, skopeo, and runc. Security Fix(es): * golang-fips/openssl: Memory leaks in code encrypting and decrypting RSA payloads (CVE-2024-1394) * golang: net/http: memory exhaustion in Request.ParseMultipartForm (CVE-2023-45290) * golang: crypto/x509: Verify panics on certificates with an unknown public key algorithm (CVE-2024-24783) * golang: net/mail: comments in display names are incorrectly handled (CVE-2024-24784) * containers/image: digest type does not guarantee valid type (CVE-2024-3727) * golang: archive/zip: Incorrect handling of certain ZIP files (CVE-2024-24789) * go-retryablehttp: url might write sensitive information to log file (CVE-2024-6104) * gorilla/schema: Potential memory exhaustion attack due to sparse slice deserialization (CVE-2024-37298) For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section. Full details, updated packages, references, and other related information: https://errata.almalinux.org/8/ALSA-2024-5258.html This message is automatically generated, please don’t reply. For further questions, please, contact us via the AlmaLinux community chat: https://chat.almalinux.org/. Want to change your notification settings? Sign in and manage mailing lists on https://lists.almalinux.org. Kind regards, AlmaLinux Team

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[Security Advisory] ALSA-2024:3666: tomcat security and bug fix update (Important)
by AlmaLinux Errata Notifications 26 Oct '26

26 Oct '26

Hi, You are receiving an AlmaLinux Security update email because you subscribed to receive errata notifications from AlmaLinux. AlmaLinux: 8 Type: Security Severity: Important Release date: 2026-10-25 Summary: Apache Tomcat is a servlet container for the Java Servlet and JavaServer Pages (JSP) technologies. Security Fix(es): * Apache Tomcat: HTTP/2 header handling DoS (CVE-2024-24549) * Apache Tomcat: WebSocket DoS with incomplete closing handshake (CVE-2024-23672) Bug Fix(es): * Rebase tomcat to version 9.0.87 (JIRA:AlmaLinux-35813) * Amend tomcat package's changelog so that fixed CVEs are mentioned explicitly (JIRA:AlmaLinux-38548) For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section. Full details, updated packages, references, and other related information: https://errata.almalinux.org/8/ALSA-2024-3666.html This message is automatically generated, please don’t reply. For further questions, please, contact us via the AlmaLinux community chat: https://chat.almalinux.org/. Want to change your notification settings? Sign in and manage mailing lists on https://lists.almalinux.org. Kind regards, AlmaLinux Team

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[Security Advisory] ALSA-2024:7463: cups-filters security update (Important)
by AlmaLinux Errata Notifications 26 Oct '26

26 Oct '26

Hi, You are receiving an AlmaLinux Security update email because you subscribed to receive errata notifications from AlmaLinux. AlmaLinux: 8 Type: Security Severity: Important Release date: 2026-10-25 Summary: The cups-filters package contains back ends, filters, and other software that was once part of the core Common UNIX Printing System (CUPS) distribution but is now maintained independently. Security Fix(es): * cups-browsed: cups-browsed binds on UDP INADDR_ANY:631 trusting any packet from any source () * cups-filters: libcupsfilters: `cfGetPrinterAttributes` API does not perform sanitization on returned IPP attributes (CVE-2024-47076) * cups: libppd: remote command injection via attacker controlled data in PPD file () For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section. Full details, updated packages, references, and other related information: https://errata.almalinux.org/8/ALSA-2024-7463.html This message is automatically generated, please don’t reply. For further questions, please, contact us via the AlmaLinux community chat: https://chat.almalinux.org/. Want to change your notification settings? Sign in and manage mailing lists on https://lists.almalinux.org. Kind regards, AlmaLinux Team

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[Security Advisory] ALSA-2024:4211: kernel security and bug fix update (Important)
by AlmaLinux Errata Notifications 26 Oct '26

26 Oct '26

Hi, You are receiving an AlmaLinux Security update email because you subscribed to receive errata notifications from AlmaLinux. AlmaLinux: 8 Type: Security Severity: Important Release date: 2026-10-25 Summary: The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fix(es): * kernel: Bluetooth BR/EDR PIN Pairing procedure is vulnerable to an impersonation attack (CVE-2020-26555) * kernel:TCP-spoofed ghost ACKs and leak leak initial sequence number (CVE-2023-52881,RHV-2024-1001) * kernel: ovl: fix leaked dentry (CVE-2021-46972) * kernel: platform/x86: dell-smbios-wmi: Fix oops on rmmod dell_smbios (CVE-2021-47073) * kernel: mm/damon/vaddr-test: memory leak in damon_do_test_apply_three_regions() (CVE-2023-52560) * kernel: ppp_async: limit MRU to 64K (CVE-2024-26675) * kernel: mm/swap: fix race when skipping swapcache (CVE-2024-26759) * kernel: net: ip_tunnel: prevent perpetual headroom growth (CVE-2024-26804) * kernel: RDMA/mlx5: Fix fortify source warning while accessing Eth segment (CVE-2024-26907) * kernel: x86/mm: Disallow vsyscall page read for copy_from_kernel_nofault() (CVE-2024-26906) * kernel: powerpc/powernv: Add a null pointer check in opal_event_init() (CVE-2023-52686) * kernel: powerpc/imc-pmu: Add a null pointer check in update_events_in_group() (CVE-2023-52675) * kernel: KVM: SVM: improper check in svm_set_x2apic_msr_interception allows direct access to host x2apic msrs (CVE-2023-5090) * kernel: EDAC/thunderx: Incorrect buffer size in drivers/edac/thunderx_edac.c (CVE-2023-52464) * kernel: ipv6: sr: fix possible use-after-free and null-ptr-deref (CVE-2024-26735) * kernel: mptcp: fix data re-injection from stale subflow (CVE-2024-26826) * kernel: net/bnx2x: Prevent access to a freed page in page_pool (CVE-2024-26859) * kernel: crypto: qat - resolve race condition during AER recovery (CVE-2024-26974) * kernel: net/mlx5e: fix a potential double-free in fs_any_create_groups (CVE-2023-52667) * kernel: net/mlx5: Properly link new fs rules into the tree (CVE-2024-35960) * kernel: net/mlx5e: Fix mlx5e_priv_init() cleanup flow (CVE-2024-35959) * kernel: net: ena: Fix incorrect descriptor free behavior (CVE-2024-35958) * kernel: i40e: Do not use WQ_MEM_RECLAIM flag for workqueue (CVE-2024-36004) * kernel: mISDN: fix possible use-after-free in HFC_cleanup() (CVE-2021-47356) * kernel: udf: Fix NULL pointer dereference in udf_symlink function (CVE-2021-47353) * kernel: net: ti: fix UAF in tlan_remove_one (CVE-2021-47310) Bug Fix(es): * Kernel panic - kernel BUG at mm/slub.c:376! (JIRA:AlmaLinux-29783) * Temporary values in FIPS integrity test should be zeroized [almalinux-8.10.z] (JIRA:AlmaLinux-35361) * AlmaLinux8.6 - kernel: s390/cpum_cf: make crypto counters upward compatible (JIRA:AlmaLinux-36048) * [AlmaLinux8] blktests block/024 failed (JIRA:AlmaLinux-8130) * AlmaLinux8.9: EEH injections results Error: Power fault on Port 0 and other call traces(Everest/1050/Shiner) (JIRA:AlmaLinux-14195) * Latency spikes with Matrox G200 graphic cards (JIRA:AlmaLinux-36172) For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section. Full details, updated packages, references, and other related information: https://errata.almalinux.org/8/ALSA-2024-4211.html This message is automatically generated, please don’t reply. For further questions, please, contact us via the AlmaLinux community chat: https://chat.almalinux.org/. Want to change your notification settings? Sign in and manage mailing lists on https://lists.almalinux.org. Kind regards, AlmaLinux Team

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[Security Advisory] ALSA-2023:6938: container-tools:4.0 security and bug fix update (Moderate)
by AlmaLinux Errata Notifications 26 Oct '26

26 Oct '26

Hi, You are receiving an AlmaLinux Security update email because you subscribed to receive errata notifications from AlmaLinux. AlmaLinux: 8 Type: Security Severity: Moderate Release date: 2026-10-25 Summary: The container-tools module contains tools for working with containers, notably podman, buildah, skopeo, and runc. Security Fix(es): * go-yaml: Improve heuristics preventing CPU/memory abuse by parsing malicious or large YAML documents (CVE-2022-3064) * golang: html/template: improper handling of JavaScript whitespace (CVE-2023-24540) * net/http, golang.org/x/net/http2: avoid quadratic complexity in HPACK decoding (CVE-2022-41723) * golang: crypto/tls: large handshake records may cause panics (CVE-2022-41724) * golang: net/http, mime/multipart: denial of service from excessive resource consumption (CVE-2022-41725) * golang.org/x/net/html: Cross site scripting (CVE-2023-3978) * golang: net/http, net/textproto: denial of service from excessive memory allocation (CVE-2023-24534) * golang: net/http, net/textproto, mime/multipart: denial of service from excessive resource consumption (CVE-2023-24536) * golang: go/parser: Infinite loop in parsing (CVE-2023-24537) * golang: html/template: backticks not treated as string delimiters (CVE-2023-24538) * golang: html/template: improper sanitization of CSS values (CVE-2023-24539) * runc: Rootless runc makes `/sys/fs/cgroup` writable (CVE-2023-25809) * runc: volume mount race condition (regression of CVE-2019-19921) (CVE-2023-27561) * runc: AppArmor can be bypassed when `/proc` inside the container is symlinked with a specific mount configuration (CVE-2023-28642) * golang: html/template: improper handling of empty HTML attributes (CVE-2023-29400) * golang: net/http: insufficient sanitization of Host header (CVE-2023-29406) For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section. Additional Changes: For detailed information on changes in this release, see the AlmaLinux Release Notes linked from the References section. Full details, updated packages, references, and other related information: https://errata.almalinux.org/8/ALSA-2023-6938.html This message is automatically generated, please don’t reply. For further questions, please, contact us via the AlmaLinux community chat: https://chat.almalinux.org/. Want to change your notification settings? Sign in and manage mailing lists on https://lists.almalinux.org. Kind regards, AlmaLinux Team

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