Astra Linux - уязвимость в linux-5.10, linux

In the Linux kernel, the following vulnerabilities have been resolved: veth: Ensure that the eth header is in the linear part of the skb structure. After feeding a decapsulated packet to a veth device using actmirred, skbheadlen may be 0. However, vethxmit calls devforwardskb, which expects at...

Astra Linux - уязвимость в linux, linux-5.10

In the Linux kernel, the following vulnerabilities have been resolved: sctp: A buffer overflow vulnerability exists when skbheaderpointer returns NULL in sctprcvootb. We should always check if the return value of skbheaderpointer is NULL before using it. Otherwise, it may lead to a nullptrderef...

SUSE-SU-2026:1793-1 Security update for the Linux Kernel (Live Patch 13 for SUSE Linux Enterprise 15 SP6)

This update for the SUSE Linux Enterprise kernel 6.4.0-150600.23.60 fixes various security issues The following security issues were fixed: - CVE-2025-38375: virtio-net: ensure the received length does not exceed allocated size bsc1258073. - CVE-2025-39977: futex: Prevent use-after-free during...

SUSE-SU-2026:1718-1 Security update for the Linux Kernel (Live Patch 40 for SUSE Linux Enterprise 15 SP4)

This update for the SUSE Linux Enterprise kernel 5.14.21-150400.24.164 fixes various security issues The following security issues were fixed: - CVE-2025-38375: virtio-net: ensure the received length does not exceed allocated size bsc1258073. - CVE-2025-39977: futex: Prevent use-after-free during...

SUSE-SU-2026:21533-1 Security update for the Linux Kernel (Live Patch 2 for SUSE Linux Enterprise 16)

This update for the SUSE Linux Enterprise Kernel 6.12.0-160000.7.1 fixes various security issues The following security issues were fixed: - CVE-2025-39977: futex: Prevent use-after-free during requeue-PI bsc1252048. - CVE-2025-71066: net/sched: ets: Always remove class from active list before...

SUSE-SU-2026:21562-1 Security update for the Linux Kernel (Live Patch 1 for SUSE Linux Enterprise 16)

This update for the SUSE Linux Enterprise Kernel 6.12.0-160000.6.1 fixes various security issues The following security issues were fixed: - CVE-2025-39977: futex: Prevent use-after-free during requeue-PI bsc1252048. - CVE-2025-71066: net/sched: ets: Always remove class from active list before...

SUSE-SU-2026:1694-1 Security update for the Linux Kernel (Live Patch 6 for SUSE Linux Enterprise 15 SP7)

This update for the SUSE Linux Enterprise kernel 6.4.0-150700.53.22 fixes various security issues The following security issues were fixed: - CVE-2025-39977: futex: Prevent use-after-free during requeue-PI bsc1252048. - CVE-2025-71066: net/sched: ets: Always remove class from active list before...

SUSE-SU-2026:21529-1 Security update for the Linux Kernel RT (Live Patch 0 for SUSE Linux Enterprise 16)

This update for the SUSE Linux Enterprise Kernel 6.12.0-160000.5.1 fixes various security issues The following security issues were fixed: - CVE-2025-39977: futex: Prevent use-after-free during requeue-PI bsc1252048. - CVE-2025-71066: net/sched: ets: Always remove class from active list before...

SUSE-SU-2026:21484-1 Security update for the Linux Kernel (Live Patch 12 for SUSE Linux Enterprise Micro 6.0)

This update for the SUSE Linux Enterprise Kernel 6.4.0-35.1 fixes various security issues The following security issues were fixed: - CVE-2025-39977: futex: Prevent use-after-free during requeue-PI bsc1252048. - CVE-2025-71066: net/sched: ets: Always remove class from active list before deleting ...

SUSE-SU-2026:21487-1 Security update for the Linux Kernel (Live Patch 7 for SUSE Linux Enterprise Micro 6.0)

This update for the SUSE Linux Enterprise Kernel 6.4.0-29.1 fixes various security issues The following security issues were fixed: - CVE-2025-38375: virtio-net: ensure the received length does not exceed allocated size bsc1258073. - CVE-2025-39977: futex: Prevent use-after-free during requeue-PI...

SUSE-SU-2026:21500-1 Security update for the Linux Kernel (Live Patch 16 for SUSE Linux Enterprise Micro 6.0)

This update for the SUSE Linux Enterprise Kernel 6.4.0-39.1 fixes various security issues The following security issues were fixed: - CVE-2026-23004: dst: fix races in rt6uncachedlistdel and rtdeluncachedlist bsc1258655. - CVE-2026-23204: net/sched: clsu32: use skbheaderpointercareful bsc1259126....

SUSE-SU-2026:21480-1 Security update for the Linux Kernel (Live Patch 8 for SUSE Linux Enterprise Micro 6.0)

This update for the SUSE Linux Enterprise Kernel 6.4.0-30.1 fixes various security issues The following security issues were fixed: - CVE-2025-38375: virtio-net: ensure the received length does not exceed allocated size bsc1258073. - CVE-2025-39977: futex: Prevent use-after-free during requeue-PI...

SUSE-SU-2026:21496-1 Security update for the Linux Kernel (Live Patch 8 for SUSE Linux Enterprise Micro 6.0)

This update for the SUSE Linux Enterprise Kernel 6.4.0-30.1 fixes various security issues The following security issues were fixed: - CVE-2025-38375: virtio-net: ensure the received length does not exceed allocated size bsc1258073. - CVE-2025-39977: futex: Prevent use-after-free during requeue-PI...

SUSE-SU-2026:21471-1 Security update for the Linux Kernel RT (Live Patch 9 for SUSE Linux Enterprise Micro 6.0)

This update for the SUSE Linux Enterprise Kernel 6.4.0-33.1 fixes various security issues The following security issues were fixed: - CVE-2025-38375: virtio-net: ensure the received length does not exceed allocated size bsc1258073. - CVE-2025-39977: futex: Prevent use-after-free during requeue-PI...

Linux Distros Unpatched Vulnerability : CVE-2026-43036

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - net: use skbheaderpointer for TCPv4 GSO fragoff check Syzbot reported a KMSAN uninit-value warning in gsofeaturescheck called from netifskbfeatures 1...

CVE-2026-43036

In the Linux kernel, the following vulnerability has been resolved: net: use skbheaderpointer for TCPv4 GSO fragoff check Syzbot reported a KMSAN uninit-value warning in gsofeaturescheck called from netifskbfeatures 1. gsofeaturescheck reads iph-fragoff to decide whether to clear mangleidfeatures...

EUVD-2026-26635

In the Linux kernel, the following vulnerability has been resolved: net: use skbheaderpointer for TCPv4 GSO fragoff check Syzbot reported a KMSAN uninit-value warning in gsofeaturescheck called from netifskbfeatures 1. gsofeaturescheck reads iph-fragoff to decide whether to clear mangleidfeatures...

CVE-2026-43036 net: use skb_header_pointer() for TCPv4 GSO frag_off check

In the Linux kernel, the following vulnerability has been resolved: net: use skbheaderpointer for TCPv4 GSO fragoff check Syzbot reported a KMSAN uninit-value warning in gsofeaturescheck called from netifskbfeatures 1. gsofeaturescheck reads iph-fragoff to decide whether to clear mangleidfeatures...

CVE-2026-43036

Summary (CVE-2026-43036) : The issue resides in the Linux kernel networking path, where gso_features_check() read IPv4 header offsets (iph->frag_off) in a way that could dereference uninitialized data when packets are injected via PF_PACKET paths. The root cause is unsafe header dereferencing ...

Linux kernel 安全漏洞

Linux kernel is the kernel used by Linux, the open source operating system of the Linux Foundation in the United States. A security vulnerability exists in the Linux kernel that stems from the unused skbheaderpointer function in the TCPv4 GSO fragoff check, which results in a direct dereference o...