Important: kernel

Issue Overview: In the Linux kernel, the following vulnerability has been resolved: Buffer overflow in drivers/xen/sys-hypervisor.c CVE-2026-31786 In the Linux kernel, the following vulnerability has been resolved: xen/privcmd: fix double free via VMA splitting CVE-2026-31787 In the Linux kernel,...

Important: kernel-livepatch-5.10.253-251.1014

Issue Overview: In the Linux kernel, the following vulnerability has been resolved: net/rds: reset opnents when zerocopy page pin fails CVE-2026-43494 Affected Packages: kernel-livepatch-5.10.253-251.1014 Issue Correction: Please ensure you have live patching enabled. Run yum update...

Important: kernel-livepatch-6.12.73-95.123

Issue Overview: In the Linux kernel, the following vulnerability has been resolved: net/rds: reset opnents when zerocopy page pin fails CVE-2026-43494 Affected Packages: kernel-livepatch-6.12.73-95.123 Issue Correction: Please ensure you have live patching enabled. Run dnf update...

Important: kernel-livepatch-6.12.77-99.140

Issue Overview: In the Linux kernel, the following vulnerability has been resolved: net/rds: reset opnents when zerocopy page pin fails CVE-2026-43494 Affected Packages: kernel-livepatch-6.12.77-99.140 Issue Correction: Please ensure you have live patching enabled. Run dnf update...

Important: kernel-livepatch-6.12.79-101.147

Issue Overview: In the Linux kernel, the following vulnerability has been resolved: net/rds: reset opnents when zerocopy page pin fails CVE-2026-43494 Affected Packages: kernel-livepatch-6.12.79-101.147 Issue Correction: Please ensure you have live patching enabled. Run dnf update...

Important: kernel6.12

Issue Overview: In the Linux kernel, the following vulnerability has been resolved: mm/pagewalk: fix race between concurrent split and refault CVE-2026-31456 In the Linux kernel, the following vulnerability has been resolved: fuse: reject oversized dirents in page cache CVE-2026-31694 In the Linu...

Important: kernel-livepatch-6.18.25-55.108

Issue Overview: PinTheft is a Linux local privilege escalation exploit for an RDS zerocopy double-free that can be turned into a page-cache overwrite through iouring fixed buffers. Affected Packages: kernel-livepatch-6.18.25-55.108 Issue Correction: Please ensure you have live patching enabled. R...

Important: kernel-livepatch-6.12.74-98.124

Issue Overview: In the Linux kernel, the following vulnerability has been resolved: net/rds: reset opnents when zerocopy page pin fails CVE-2026-43494 Affected Packages: kernel-livepatch-6.12.74-98.124 Issue Correction: Please ensure you have live patching enabled. Run dnf update...

Important: kernel-livepatch-5.10.252-250.1016

Issue Overview: In the Linux kernel, the following vulnerability has been resolved: net/rds: reset opnents when zerocopy page pin fails CVE-2026-43494 Affected Packages: kernel-livepatch-5.10.252-250.1016 Issue Correction: Please ensure you have live patching enabled. Run yum update...

Important: kernel-livepatch-5.10.252-250.992

Issue Overview: In the Linux kernel, the following vulnerability has been resolved: net/rds: reset opnents when zerocopy page pin fails CVE-2026-43494 Affected Packages: kernel-livepatch-5.10.252-250.992 Issue Correction: Please ensure you have live patching enabled. Run yum update...

Important: kernel-livepatch-6.18.20-20.229

Issue Overview: In the Linux kernel, the following vulnerability has been resolved: net/rds: reset opnents when zerocopy page pin fails CVE-2026-43494 Affected Packages: kernel-livepatch-6.18.20-20.229 Issue Correction: Please ensure you have live patching enabled. Run dnf update...

USN-8291-3: Linux kernel (Low Latency) vulnerabilities

Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system. This update corrects flaws in the following subsystems: - SMB network file system; - Netfilter; - iouring subsystem; CVE-2024-35862, CVE-2024-50060, CVE-2026-23274,...

USN-8279-2 linux-gcp-5.15 vulnerabilities

It was discovered that the Linux kernel algifaead module did not properly handle in-place cryptographic operations. This flaw is known as Copy Fail. A local attacker could use this to escalate privileges, or possibly escape a container. CVE-2026-31431 Several security issues were discovered in th...

USN-8291-2: Linux kernel (Low Latency) vulnerabilities

Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system. This update corrects flaws in the following subsystems: - SMB network file system; - Netfilter; - iouring subsystem; CVE-2024-35862, CVE-2024-50060, CVE-2026-23274,...

USN-8291-1 linux-intel-iot-realtime vulnerabilities

Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system. This update corrects flaws in the following subsystems: - SMB network file system; - Netfilter; - iouring subsystem; CVE-2024-35862, CVE-2024-50060, CVE-2026-23274,...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: iouring: The bounds check for the physical SQE index in SQEMIXED 128-byte operations has been fixed. When IORINGSETUPSQEMIXED is used without IORINGSETUPNOSQARRAY, the boundary check for 128-byte SQE operations in ioinitreq...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: iouring/zcrx: fixed error handling after opening. Closing a queue does not guarantee that all associated page pools are terminated immediately. Let the refcounting process handle this task instead of releasing the zcrx ctx...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: iouring/zcrx: fixed the issue of exceeding the recv limit. It is reported that sometimes a zcrx request can receive more than was requested. This issue arises because iozcrxrecvskb adjusts desc-count for all received buffers,...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: ublk: Fixed a race condition between iouringcmdcompleteintask and ublkCancelCmd. The ublkCancelCmd function calls iouringcmdDone to complete the uring command. However, we might have scheduled task operations via...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: iouring/net: Do not allow overflowing multishot recv. Do not allow overflowing multishot recv CQs; this could lead to unexpected behavior, degrade performance, and in the worst-case scenario, cause the task to terminate due to...