RLSA-2026:27288 Important: kernel security, bug fix, and enhancement update

The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: can: isotp: fix tx.buf use-after-free in isotpsendmsg CVE-2026-31474 kernel: mptcp: fix slab-use-after-free in inetlookupestablished CVE-2026-31669 kernel: rxrpc: Fix RxGK token loading t...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: rxrpc: Fixed an issue involving an untrusted unsigned subtraction operation. The following warnings from the “SMatch static checker” have also been fixed: net/rxrpc/rxgkapp.c:65 rxgkyfsdecodeticket Warning: Untrusted unsigned...

Security update for the Linux Kernel

The SUSE Linux Enterprise 15 SP6 kernel was updated to fix the following issue: CVE-2026-43284: xfrm: esp: avoid in-place decrypt on shared skb frags bsc1264449. CVE-2026-43500: rxrpc: Also unshare DATA/RESPONSE packets when paged frags are present bsc1264450. Special Instructions and Notes: Plea...

DEBIAN-CVE-2026-31635

In the Linux kernel, the following vulnerability has been resolved: rxrpc: fix oversized RESPONSE authenticator length check rxgkverifyresponse decodes authlen from the packet and is supposed to verify that it fits in the remaining bytes. The existing check is inverted, so oversized RESPONSE...

CVE-2026-31636 rxrpc: fix RESPONSE authenticator parser OOB read

In the Linux kernel, the following vulnerability has been resolved: rxrpc: fix RESPONSE authenticator parser OOB read rxgkverifyauthenticator copies authlen bytes into a temporary buffer and then passes p + authlen as the parser limit to rxgkdoverifyauthenticator. Since p is a be32 , that inflate...

RHEL 9 : kernel (RHSA-2026:10108)

The remote Redhat Enterprise Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:10108 advisory. The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: Bluetooth: MGMT: Fix possible...

PT-2026-34992

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the rxrpc post response function where the code incorrectly uses the newer packet private data instead of the challenge serial number from the cached response when...

UBUNTU-CVE-2026-23066

In the Linux kernel, the following vulnerability has been resolved: rxrpc: Fix recvmsg unconditional requeue If rxrpcrecvmsg fails because MSGDONTWAIT was specified but the call at the front of the recvmsg queue already has its mutex locked, it requeues the call - whether or not the call is alrea...

CVE-2025-38525

In the Linux kernel, the following vulnerability has been resolved: rxrpc: Fix irq-disabled in localbhenable The rxrpcassessMTUsize function calls down into the IP layer to find out the MTU size for a route. When accepting an incoming call, this is called from rxrpcnewincomingcall which holds...

Security update for the Linux Kernel

The SUSE Linux Enterprise Micro 6.0 and 6.1 RT kernel was updated to receive various security bugfixes. The following security bugs were fixed: CVE-2024-57982: xfrm: state: fix out-of-bounds read during lookup bsc1237913. CVE-2024-58053: rxrpc: Fix handling of received connection abort bsc1238982...

PT-2025-33568

Name of the Vulnerable Software and Affected Versions: Linux kernel affected versions not specified Description: A flaw exists in the Linux kernel related to interrupt handling within the rxrpc subsystem. Specifically, the rxrpc assess MTU size function, called from rxrpc new incoming call, can...

CVE-2022-49149 rxrpc: Fix call timer start racing with call destruction

In the Linux kernel, the following vulnerability has been resolved: rxrpc: Fix call timer start racing with call destruction The rxrpccall struct has a timer used to handle various timed events relating to a call. This timer can get started from the packet input routines that are run in softirq...

CLSA-2024-1727817133 Fix of 74 CVEs

CVE-url: https://ubuntu.com/security/CVE-2024-26752 - l2tp: pass correct message length to ip6appenddata CVE-url: https://ubuntu.com/security/CVE-2021-47188 - scsi: ufs: core: Improve SCSI abort handling CVE-url: https://ubuntu.com/security/CVE-2024-26677 - rxrpc: Fix delayed ACKs to not set the...