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[Security Advisory] ALSA-2026:41899: .NET 9.0 security, bug fix, and enhancement update (Important)
by AlmaLinux Errata Notifications 02 Aug '26

02 Aug '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: 2026-07-31 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 9.0.119 and .NET Runtime 9.0.18. Security Fix(es): * dotnet: SocketsHttpHandler Http2Connection - HTTP/2 SETTINGS/PING ACK flood causing OOM (CVE-2026-50651) * dotnet: .NET Core: Denial of Service via type confusion (CVE-2026-57108) * ASP.NET Core: ASP.NET Core: Denial of Service via uncontrolled resource allocation (CVE-2026-56170) * ASP.NET Core: ASP.NET Core: Privilege Escalation via Incorrect Authentication Algorithm (CVE-2026-47300) * ASP.NET Core: ASP.NET Core: Privilege Elevation via Authentication Bypass (CVE-2026-47303) * dotnet: .NET Security Feature Bypass Vulnerability (CVE-2026-47304) * dotnet: .NET: Denial of Service vulnerability due to uncontrolled resource allocation (CVE-2026-47302) * dotnet: .NET Framework: Privilege escalation via code injection (CVE-2026-50650) * dotnet: .NET: Security feature bypass due to incorrect authorization (CVE-2026-50528) * dotnet: .NET: Local code execution via deserialization of untrusted data (CVE-2026-50649) * dotnet: .NET: Local tampering via improper link resolution (CVE-2026-50526) * dotnet: .NET Framework: Local Code Execution via Protection Mechanism Failure (CVE-2026-50646) * dotnet: .NET: Denial of Service due to uncontrolled resource allocation (CVE-2026-50525) * dotnet: .NET Framework: Denial of Service via network-based buffer overflow (CVE-2026-50527) * dotnet: .NET Framework: Remote Denial of Service due to uncontrolled resource allocation (CVE-2026-50648) * .NET: .NET: Network Spoofing Vulnerability (CVE-2026-50659) * dotnet: .NET Framework: Denial of Service via improper input validation (CVE-2026-50524) Bug Fix(es) and Enhancement(s): * Update .NET 9.0 to SDK 9.0.119 and Runtime 9.0.18 (JIRA:AlmaLinux-192469) 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-2026-41899.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-2026:41900: .NET 10.0 security, bug fix, and enhancement update (Important)
by AlmaLinux Errata Notifications 02 Aug '26

02 Aug '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: 2026-07-31 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 10.0.110 and .NET Runtime 10.0.10. Security Fix(es): * dotnet: SocketsHttpHandler Http2Connection - HTTP/2 SETTINGS/PING ACK flood causing OOM (CVE-2026-50651) * dotnet: .NET Core: Denial of Service via type confusion (CVE-2026-57108) * ASP.NET Core: ASP.NET Core: Denial of Service via uncontrolled resource allocation (CVE-2026-56170) * ASP.NET Core: ASP.NET Core: Privilege Escalation via Incorrect Authentication Algorithm (CVE-2026-47300) * ASP.NET Core: ASP.NET Core: Privilege Elevation via Authentication Bypass (CVE-2026-47303) * dotnet: .NET Security Feature Bypass Vulnerability (CVE-2026-47304) * dotnet: .NET: Denial of Service vulnerability due to uncontrolled resource allocation (CVE-2026-47302) * dotnet: .NET Framework: Privilege escalation via code injection (CVE-2026-50650) * dotnet: .NET: Security feature bypass due to incorrect authorization (CVE-2026-50528) * dotnet: .NET: Local code execution via deserialization of untrusted data (CVE-2026-50649) * dotnet: .NET: Local tampering via improper link resolution (CVE-2026-50526) * dotnet: .NET Framework: Local Code Execution via Protection Mechanism Failure (CVE-2026-50646) * dotnet: .NET: Denial of Service due to uncontrolled resource allocation (CVE-2026-50525) * dotnet: .NET Framework: Denial of Service via network-based buffer overflow (CVE-2026-50527) * dotnet: .NET Framework: Remote Denial of Service due to uncontrolled resource allocation (CVE-2026-50648) * .NET: .NET: Network Spoofing Vulnerability (CVE-2026-50659) * dotnet: .NET Framework: Denial of Service via improper input validation (CVE-2026-50524) Bug Fix(es) and Enhancement(s): * Update .NET 10.0 to SDK 10.0.110 and Runtime 10.0.10 (JIRA:AlmaLinux-192459) 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-2026-41900.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-2026:47736: fence-agents security update (Important)
by AlmaLinux Errata Notifications 02 Aug '26

02 Aug '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: 2026-07-31 Summary: The fence-agents packages provide a collection of scripts for handling remote power management for cluster devices. They allow failed or unreachable nodes to be forcibly restarted and removed from the cluster. Security Fix(es): * httplib2: httplib2: Denial of Service via unbounded decompression of HTTP response bodies (CVE-2026-59939) 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-2026-47736.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-2026:41901: .NET 8.0 security, bug fix, and enhancement update (Important)
by AlmaLinux Errata Notifications 02 Aug '26

02 Aug '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: 2026-07-31 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 8.0.129 and .NET Runtime 8.0.29. Security Fix(es): * dotnet: SocketsHttpHandler Http2Connection - HTTP/2 SETTINGS/PING ACK flood causing OOM (CVE-2026-50651) * dotnet: .NET Core: Denial of Service via type confusion (CVE-2026-57108) * ASP.NET Core: ASP.NET Core: Denial of Service via uncontrolled resource allocation (CVE-2026-56170) * ASP.NET Core: ASP.NET Core: Privilege Escalation via Incorrect Authentication Algorithm (CVE-2026-47300) * ASP.NET Core: ASP.NET Core: Privilege Elevation via Authentication Bypass (CVE-2026-47303) * dotnet: .NET Security Feature Bypass Vulnerability (CVE-2026-47304) * dotnet: .NET: Denial of Service vulnerability due to uncontrolled resource allocation (CVE-2026-47302) * dotnet: .NET Framework: Privilege escalation via code injection (CVE-2026-50650) * dotnet: .NET: Security feature bypass due to incorrect authorization (CVE-2026-50528) * dotnet: .NET: Local code execution via deserialization of untrusted data (CVE-2026-50649) * dotnet: .NET: Local tampering via improper link resolution (CVE-2026-50526) * dotnet: .NET Framework: Local Code Execution via Protection Mechanism Failure (CVE-2026-50646) * dotnet: .NET: Denial of Service due to uncontrolled resource allocation (CVE-2026-50525) * dotnet: .NET Framework: Denial of Service via network-based buffer overflow (CVE-2026-50527) * dotnet: .NET Framework: Remote Denial of Service due to uncontrolled resource allocation (CVE-2026-50648) * .NET: .NET: Network Spoofing Vulnerability (CVE-2026-50659) * dotnet: .NET Framework: Denial of Service via improper input validation (CVE-2026-50524) Bug Fix(es) and Enhancement(s): * Update .NET 8.0 to SDK 8.0.129 and Runtime 8.0.29 (JIRA:AlmaLinux-192464) 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-2026-41901.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-2026:48021: python-pillow security update (Important)
by AlmaLinux Errata Notifications 02 Aug '26

02 Aug '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: 2026-07-31 Summary: Python is an interpreted, interactive, object-oriented programming language, which includes modules, classes, exceptions, very high level dynamic data types and dynamic typing. Python supports interfaces to many system calls and libraries, as well as to various windowing systems. Security Fix(es): * Pillow: Pillow: Native heap out-of-bounds write (CVE-2026-59197) * Pillow: Pillow: Memory disclosure or denial of service via crafted McIdas AREA image (CVE-2026-54058) 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-2026-48021.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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[Bugfix Advisory] ALBA-2026:47115: coreutils bug fix and enhancement update (None)
by AlmaLinux Errata Notifications 02 Aug '26

02 Aug '26

Hi, You are receiving an AlmaLinux Bugfix update email because you subscribed to receive errata notifications from AlmaLinux. AlmaLinux: 8 Type: Bugfix Severity: None Release date: 2026-07-31 Summary: The coreutils packages contain the GNU Core Utilities and represent a combination of the previously used GNU fileutils, sh-utils, and textutils packages. Bug Fix(es) and Enhancement(s): * Fix execution of the downstream tests in coreutils-df-direct.patch and coreutils-i18n.patch [almalinux-8.10.z] (JIRA:AlmaLinux-151533) * unexpand: stack overflow with large tabsizes [almalinux-8.10.z] (JIRA:AlmaLinux-182699) Full details, updated packages, references, and other related information: https://errata.almalinux.org/8/ALBA-2026-47115.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-2026:48790: osbuild-composer security update (Important)
by AlmaLinux Errata Notifications 02 Aug '26

02 Aug '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: 2026-07-31 Summary: A service for building customized OS artifacts, such as VM images and OSTree commits, that uses osbuild under the hood. Besides building images for local usage, it can also upload images directly to cloud. It is compatible with composer-cli and cockpit-composer clients. Security Fix(es): * google.golang.org/grpc/grpc-go: google.golang.org/grpc/authz: gRPC-Go: Authorization bypass due to improper HTTP/2 path validation (CVE-2026-33186) * github.com/go-jose/go-jose/v3: github.com/go-jose/go-jose/v4: Go JOSE: Denial of Service via crafted JSON Web Encryption (JWE) object (CVE-2026-34986) * golang: internal/syscall/unix: Root.Chmod can follow symlinks out of the root (CVE-2026-32282) * crypto/tls: golang: Go crypto/tls: Denial of Service via multiple TLS 1.3 key update messages (CVE-2026-32283) * crypto/x509: crypto/tls: golang: Go: Denial of Service vulnerability in certificate chain building (CVE-2026-32280) 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-2026-48790.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-2026:47017: kernel security, bug fix, and enhancement update (Important)
by AlmaLinux Errata Notifications 02 Aug '26

02 Aug '26

Hi, You are receiving an AlmaLinux Security update email because you subscribed to receive errata notifications from AlmaLinux. AlmaLinux: 10 Type: Security Severity: Important Release date: 2026-08-01 Summary: The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fix(es): * kernel: net: bridge: use a stable FDB dst snapshot in RCU readers (CVE-2026-46086) * kernel: ipv6: fix possible UAF in icmpv6_rcv() (CVE-2026-53006) * kernel: tipc: fix double-free in tipc_buf_append() (CVE-2026-52993) * kernel: iommu/vt-d: Avoid NULL pointer dereference or refcount corruption (CVE-2026-53281) Bug Fix(es) and Enhancement(s): * rxrpc: Address CVE-2026-43500 [almalinux-10.2.z] (JIRA:AlmaLinux-178254) 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/10/ALSA-2026-47017.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-2026:47040: kernel security, bug fix, and enhancement update (Important)
by AlmaLinux Errata Notifications 01 Aug '26

01 Aug '26

Hi, You are receiving an AlmaLinux Security update email because you subscribed to receive errata notifications from AlmaLinux. AlmaLinux: 9 Type: Security Severity: Important Release date: 2026-08-01 Summary: The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fix(es): * kernel: xfrm: Duplicate SPI Handling (CVE-2025-39797) * kernel: lib/buildid: use __kernel_read() for sleepable context (CVE-2026-23002) * kernel: futex: Drop CLONE_THREAD requirement for private default hash alloc (CVE-2026-52973) * kernel: iommu/vt-d: Avoid NULL pointer dereference or refcount corruption (CVE-2026-53281) * kernel: blk-mq: pop cached request if it is usable (CVE-2026-64017) Bug Fix(es) and Enhancement(s): * general protection fault during exportfs / nfsd4_revoke_states [almalinux-9.8.z] (JIRA:AlmaLinux-188257) * Enable Pretimeout Watchdog Panic Functionality on x86 [almalinux-9.8.z] (JIRA:AlmaLinux-193729) 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/9/ALSA-2026-47040.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-2026:36320: unbound security update (Important)
by AlmaLinux Errata Notifications 31 Jul '26

31 Jul '26

Hi, You are receiving an AlmaLinux Security update email because you subscribed to receive errata notifications from AlmaLinux. AlmaLinux: 10 Type: Security Severity: Important Release date: 2026-07-31 Summary: The unbound packages provide a validating, recursive, and caching DNS or DNSSEC resolver. Security Fix(es): * unbound: Unbound: Denial of Service via excessive EDNS options (CVE-2026-41292) * unbound: Unbound: Cache manipulation via 'ghost domain names' attack (CVE-2026-40622) * unbound: Unbound: Denial of Service due to excessive resource consumption with large DNS Resource Record Sets (CVE-2026-44390) * unbound: Unbound: Denial of Service due to degraded resolution performance in jostle logic (CVE-2026-42534) 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/10/ALSA-2026-36320.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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