SUSE-SU-2026:2588-1 Security update for the Linux Kernel (Live Patch 18 for SUSE Linux Enterprise 15 SP6)

This update for the SUSE Linux Enterprise Kernel 6.4.0-150600.23.81 fixes various security issues The following security issues were fixed: - CVE-2026-23278: netfilter: nftables: always walk all pending catchall elements bsc1260907. - CVE-2026-31402: nfsd: fix heap overflow in NFSv4.0 LOCK replay...

Astra Linux – Vulnerability found in Linux 6.12, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: eventpoll: Deferring the epfree function in eventpoll.c to a RCU callback during a grace period. In certain situations, epfree in eventpoll.c will free the epi-ep structure while it is still being used by another concurrent threa...

Astra Linux – Vulnerability found in Linux 6.12, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: xfrm: esp: avoid in-place decrypt on shared skb frags The MSGSPLICEPAGES function can attach pages from a pipe directly to an skb. TCP marks such skbs with SKBFLSHAREDFRAG after skbsplicefromiter, so later processes that may modi...

Astra Linux – Vulnerability found in Linux 6.12, Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: rxrpc: DATA/RESPONSE packets are also unshared when paged fragments are present. The DATA-packet handler in rxrpcinputcallevent and the RESPONSE handler in rxrpcverifyresponse copy the skb into a linear sequence before calling...

Astra Linux – Vulnerability found in Linux 6.12, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: netfilter: nftsetpipapo: The garbage collection process is split into two phases—unlink and reclaim. Yiming Qian reported a use-after-free issue in the pipapo set type: Under a large number of expired elements, commit-time garbag...

Astra Linux – Vulnerability in Firefox

DOM spoofing issue: Copy & Paste and Drag & Drop components. This vulnerability was fixed in Firefox 147, Firefox ESR 140.7, Thunderbird 147, and Thunderbird 140.7...

SUSE-SU-2026:2559-1 Security update for the Linux Kernel (Live Patch 23 for SUSE Linux Enterprise 15 SP6)

This update for the SUSE Linux Enterprise Kernel 6.4.0-150600.23.100 fixes various security issues The following security issues were fixed: - CVE-2026-31402: nfsd: fix heap overflow in NFSv4.0 LOCK replay cache bsc1261640. - CVE-2026-31504: net: fix fanout UAF in packetrelease via NETDEVUP race...

SUSE CVE-2026-52910

In the Linux kernel, the following vulnerability has been resolved: bpf: Free reuseport cBPF prog after RCU grace period. Eulgyu Kim reported the splat below with a repro. 0 The repro sets up a UDP reuseport group with a cBPF prog and replaces it with a new one while another thread is sending a U...

Ubuntu 20.04 LTS : Linux kernel (Oracle) vulnerabilities (USN-8462-1)

The remote Ubuntu 20.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-8462-1 advisory. 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...

USN-8462-1 linux-oracle-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 It was discovered that the Linux kernel did n...

kernel: net/sched: act_pedit: extend the writable skb range per key

A flaw was found in the Linux kernel's traffic control packet editing pedit subsystem. In tcfpeditact, the copy-on-write COW range for skbensurewritable is computed once before iterating over edit keys, but the calculation does not account for runtime header offsets added by typed keys. This can...

kernel: net/sched: act_pedit: extend the writable skb range per key

A flaw was found in the Linux kernel's traffic control packet editing pedit subsystem. In tcfpeditact, the copy-on-write COW range for skbensurewritable is computed once before iterating over edit keys, but the calculation does not account for runtime header offsets added by typed keys. This can...

kernel: RDMA/rxe: Fix double free in rxe_srq_from_init

A flaw was found in the Linux kernel's Remote Direct Memory Access RDMA subsystem, specifically within the rxe driver. An error in the rxesrqfrominit function's memory management can lead to a double free vulnerability. This occurs when an attempt to copy data to user space fails, causing the sam...

kernel: net/sched: act_pedit: extend the writable skb range per key

A flaw was found in the Linux kernel's traffic control packet editing pedit subsystem. In tcfpeditact, the copy-on-write COW range for skbensurewritable is computed once before iterating over edit keys, but the calculation does not account for runtime header offsets added by typed keys. This can...

kernel: net/sched: act_pedit: extend the writable skb range per key

A flaw was found in the Linux kernel's traffic control packet editing pedit subsystem. In tcfpeditact, the copy-on-write COW range for skbensurewritable is computed once before iterating over edit keys, but the calculation does not account for runtime header offsets added by typed keys. This can...

kernel: net/sched: act_pedit: extend the writable skb range per key

A flaw was found in the Linux kernel's traffic control packet editing pedit subsystem. In tcfpeditact, the copy-on-write COW range for skbensurewritable is computed once before iterating over edit keys, but the calculation does not account for runtime header offsets added by typed keys. This can...

kernel: net/sched: act_pedit: extend the writable skb range per key

A flaw was found in the Linux kernel's traffic control packet editing pedit subsystem. In tcfpeditact, the copy-on-write COW range for skbensurewritable is computed once before iterating over edit keys, but the calculation does not account for runtime header offsets added by typed keys. This can...

Important: kernel6.12

Issue Overview: In the Linux kernel, the following vulnerability has been resolved: smb: client: reject userspace cifs.spnego descriptions CVE-2026-46243 In the Linux kernel, the following vulnerability has been resolved: net: gro: don't merge zcopy skbs CVE-2026-46323 Affected Packages: kernel6....

Amazon Linux 2023 : bpftool, kernel, kernel-devel (ALAS2023-2026-1865)

It is, therefore, affected by multiple vulnerabilities as referenced in the ALAS2023-2026-1865 advisory. In the Linux kernel, the following vulnerability has been resolved: smb: client: reject userspace cifs.spnego descriptions CVE-2026-46243 In the Linux kernel, the following vulnerability has...

RHEL 10 : kernel (RHSA-2026:27731)

The remote Redhat Enterprise Linux 10 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:27731 advisory. The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: Linux kernel: Use-after-free...