October 2026 - Announce - AlmaLinux List Archives

[Security Advisory] ALSA-2025:22387: kernel-rt 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-rt packages provide the Real Time Linux Kernel, which enables fine-tuning for systems with extremely high determinism requirements. Security Fix(es): * kernel: nfsd: handle get_client_locked() failure in nfsd4_setclientid_confirm() (CVE-2025-38724) * kernel: smb: client: fix race with concurrent opens in rename(2) (CVE-2025-39825) * kernel: mm/memory-failure: fix VM_BUG_ON_PAGE(PagePoisoned(page)) when unpoison memory (CVE-2025-39883) * kernel: e1000e: fix heap overflow in e1000_set_eeprom (CVE-2025-39898) * kernel: nbd: fix incomplete validation of ioctl arg (CVE-2023-53513) * kernel: tcp: Clear tcp_sk(sk)->fastopen_rsk in tcp_disconnect() (CVE-2025-39955) 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-2025-22387.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-2025:19102: 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: Bluetooth: L2CAP: fix "bad unlock balance" in l2cap_disconnect_rsp (CVE-2023-53297) * kernel: efivarfs: Fix slab-out-of-bounds in efivarfs_d_compare (CVE-2025-39817) * kernel: Bluetooth: Fix potential use-after-free when clear keys (CVE-2023-53386) * kernel: Bluetooth: L2CAP: Fix user-after-free (CVE-2022-50386) * kernel: wifi: cfg80211: sme: cap SSID length in __cfg80211_connect_result() (CVE-2025-39849) * kernel: scsi: lpfc: Fix buffer free/clear order in deferred receive path (CVE-2025-39841) 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-2025-19102.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-2025:21776: expat 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: Expat is a C library for parsing XML documents. Security Fix(es): * expat: libexpat in Expat allows attackers to trigger large dynamic memory allocations via a small document that is submitted for parsing (CVE-2025-59375) 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-2025-21776.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-2025:16589: thunderbird 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 Thunderbird is a standalone mail and newsgroup client. 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-2025-16589.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-2025:14899: postgresql:16 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: PostgreSQL is an advanced object-relational database management system (DBMS). Security Fix(es): * postgresql: PostgreSQL executes arbitrary code in restore operation (CVE-2025-8715) * postgresql: PostgreSQL code execution in restore operation (CVE-2025-8714) 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-2025-14899.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-2025:10991: 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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