Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: virtionet: Added a check for hashkeylength. A check for hashkeylength was added in virtnetprobe to avoid possible out-of-bounds errors when setting/read the hash key...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: virtio-net: Added validation for the used length. This addition ensures that the used length is validated which may come from an untrusted device to prevent data corruption or loss...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: virtio-net: The issue of checking the received length in large packets has been fixed. Since commit 4959aebba8c0 “virtio-net: Use the MTU size as the buffer length for large packets”, when the guest gso is disabled, the allocated...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1, and Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: In the net module, there is a issue where packets with the type UFO are dropped in the udprcvSegment function. When sending a packet with the virtionethdr structure to a tun device, if the gsotype field in the virtionethdr...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: virtionet: Fixed a misalignment bug in the struct virtnetinfo structure. Use the new TRAILINGOVERLAP helper to fix the misalignment bug, along with the following warning: drivers/net/virtionet.c:429:46: warning: Structure...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: virtio-net: xsk: rx: fix the frame’s length check When calling buftoxdp, the len argument represents the length of the frame data, excluding the length of the virtio header vi-hdrlen. We check that len is not greater than the...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: virtio-net: A overflow occurred within the virtnetrqalloc function. When a fragment receives only one page, it may lead to regressions in the virtual machine. This issue is particularly significant if the sysctl...

Astra Linux - уязвимость в qemu

A use-after-free vulnerability was discovered in the virtio-net device of QEMU. This vulnerability can occur when the address of the descriptor belongs to the non-direct access region, due to the numbuffers being set after the virtqueue elem has been unmapped. A malicious guest can exploit this...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: virtionet: Do not send RSS commands if the feature is not available on the device. There is a bug when setting RSS options in virtionet that can cause the entire machine to become unstable, leading to an infinite loop in the...

Astra Linux - уязвимость в linux, linux-5.10, linux-5.15, linux-6.1

In the Linux kernel, the following vulnerabilities have been resolved: - Do not allow gsosize to be set to GSOBYFRAGS. - A missing check in virtionethdrtoskb allowed syzbot to crash kernels again. Do not allow gsosize to be set to GSOBYFRAGS 0xffff, because this magic value is used by the kernel...

CLSA-2026-1779097389 qemu-kvm: Fix of CVE-2023-6693

fix CVE-2023-6693: virtio-net stack overflow via large guesthdrlen...

SUSE SLES15 Security Update : kernel (Live Patch 2 for SUSE Linux Enterprise 15 SP7) (SUSE-SU-2026:1708-1)

The remote SUSE Linux SLES15 host has a package installed that is affected by multiple vulnerabilities as referenced in the SUSE-SU-2026:1708-1 advisory. This update for the SUSE Linux Enterprise kernel 6.4.0-150700.53.6 fixes various security issues The following security issues were fixed: -...

SUSE-SU-2026:1804-1 Security update for the Linux Kernel (Live Patch 28 for SUSE Linux Enterprise 15 SP5)

This update for the SUSE Linux Enterprise kernel 5.14.21-150500.55.113 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-2026:1793-1 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-2026:1780-1 Security update for the Linux Kernel (Live Patch 67 for SUSE Linux Enterprise 12 SP5)

This update for the SUSE Linux Enterprise kernel 4.12.14-122.255 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-2026-23004: dst: fix races in rt6uncachedlistdel and...

SUSE-SU-2026:1771-1 Security update for the Linux Kernel (Live Patch 10 for SUSE Linux Enterprise 15 SP6)

This update for the SUSE Linux Enterprise kernel 6.4.0-150600.23.47 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...

Security update for the Linux Kernel (Live Patch 34 for SUSE Linux Enterprise 15 SP5)

This update for the SUSE Linux Enterprise kernel 5.14.21-150500.55.133 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-2025-71066: net/sched: ets: Always remove class from...

SUSE-SU-2026:1768-1 Security update for the Linux Kernel (Live Patch 39 for SUSE Linux Enterprise 15 SP4)

This update for the SUSE Linux Enterprise kernel 5.14.21-150400.24.161 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-2026:1765-1 Security update for the Linux Kernel (Live Patch 68 for SUSE Linux Enterprise 12 SP5)

This update for the SUSE Linux Enterprise kernel 4.12.14-122.258 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-2026-23004: dst: fix races in rt6uncachedlistdel and...

Security update for the Linux Kernel (Live Patch 30 for SUSE Linux Enterprise 15 SP5)

This update for the SUSE Linux Enterprise kernel 5.14.21-150500.55.121 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...