Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: xdp: Fixed zero-copy frame layout. The xdpconvertzctoxdpframe function clones an XSK packet into an order-0 page and uses PAGESIZE as the frame size. This allows the cloned frame to occupy the page tail required by...

Astra Linux – Vulnerability found in Linux 6.1, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: Topology: Keep the cpumask unchanged when printing cpumap. During fuzz testing, the following warning was discovered: Different return values 15 and 11 from vsnprintf"%pbl",.... Warning: “keyward” is a warning in kvasprintf...

SUSE CVE-2026-81002

In the Linux kernel, the following vulnerability has been resolved: xdp: fix zero-copy frame layout xdpconvertzctoxdpframe clones an XSK packet into an order-0 page and advertises PAGESIZE as its frame size. It allows the copied frame to occupy the page tail needed by skbsharedinfo and records ze...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: bpf, cpumap: Ensure that the kthread is running before the map update returns. The following warning was reported when running stress-mode enabled xdpredirectcpu with some RT threads: ---------- Cut here ------------ WARNING: CPU...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: cpumap: The xdprxqinfo structure is not initialized to zero before running the XDP program. When running an XDP program that is associated with a cpumap entry, we do not initialize the xdprxqinfo data structure, which is used in...

AZL-100196 CVE-2026-81002 affecting package kernel for versions less than 6.6.157.1-1

In the Linux kernel, the following vulnerability has been resolved: xdp: fix zero-copy frame layout xdpconvertzctoxdpframe clones an XSK packet into an order-0 page and advertises PAGESIZE as its frame size. It allows the copied frame to occupy the page tail needed by skbsharedinfo and records ze...

DEBIAN-CVE-2026-81002

In the Linux kernel, the following vulnerability has been resolved: xdp: fix zero-copy frame layout xdpconvertzctoxdpframe clones an XSK packet into an order-0 page and advertises PAGESIZE as its frame size. It allows the copied frame to occupy the page tail needed by skbsharedinfo and records ze...

CVE-2026-81002

In the Linux kernel, the following vulnerability has been resolved: xdp: fix zero-copy frame layout xdpconvertzctoxdpframe clones an XSK packet into an order-0 page and advertises PAGESIZE as its frame size. It allows the copied frame to occupy the page tail needed by skbsharedinfo and records ze...

CVE-2026-81002

In the Linux kernel, the following vulnerability has been resolved: xdp: fix zero-copy frame layout xdpconvertzctoxdpframe clones an XSK packet into an order-0 page and advertises PAGESIZE as its frame size. It allows the copied frame to occupy the page tail needed by skbsharedinfo and records ze...

UBUNTU-CVE-2026-81002

In the Linux kernel, the following vulnerability has been resolved: xdp: fix zero-copy frame layout xdpconvertzctoxdpframe clones an XSK packet into an order-0 page and advertises PAGESIZE as its frame size. It allows the copied frame to occupy the page tail needed by skbsharedinfo and records ze...

CVE-2026-81002 xdp: fix zero-copy frame layout

In the Linux kernel, the following vulnerability has been resolved: xdp: fix zero-copy frame layout xdpconvertzctoxdpframe clones an XSK packet into an order-0 page and advertises PAGESIZE as its frame size. It allows the copied frame to occupy the page tail needed by skbsharedinfo and records ze...

EUVD-2026-76325

In the Linux kernel, the following vulnerability has been resolved: xdp: fix zero-copy frame layout xdpconvertzctoxdpframe clones an XSK packet into an order-0 page and advertises PAGESIZE as its frame size. It allows the copied frame to occupy the page tail needed by skbsharedinfo and records ze...

CVE-2026-81002 xdp: fix zero-copy frame layout

In the Linux kernel, the following vulnerability has been resolved: xdp: fix zero-copy frame layout xdpconvertzctoxdpframe clones an XSK packet into an order-0 page and advertises PAGESIZE as its frame size. It allows the copied frame to occupy the page tail needed by skbsharedinfo and records ze...

CVE-2026-81002

CVE-2026-81002 is a critical (CVSS 9.8) memory corruption flaw in the Linux kernel's XDP component. The xdp_convert_zc_to_xdp_frame() function clones an AF_XDP zero-copy packet into an order-0 page but incorrectly advertises PAGE_SIZE as the frame size, allowing the frame to overlap skb_shared_in...

CVE-2026-81002 xdp: fix zero-copy frame layout

In the Linux kernel, the following vulnerability has been resolved: xdp: fix zero-copy frame layout xdpconvertzctoxdpframe clones an XSK packet into an order-0 page and advertises PAGESIZE as its frame size. It allows the copied frame to occupy the page tail needed by skbsharedinfo and records ze...

CVE-2026-81002

In the Linux kernel, the following vulnerability has been resolved: xdp: fix zero-copy frame layout xdpconvertzctoxdpframe clones an XSK packet into an order-0 page and advertises PAGESIZE as its frame size. It allows the copied frame to occupy the page tail needed by skbsharedinfo and records ze...

CVE-2026-81002: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: xdp: fix zero-copy frame layout xdpconvertzctoxdpframe clones an XSK packet into an order-0 page and advertises PAGESIZE as its frame size. It allows the copied frame to occupy the page tail needed by skbsharedinfo and records ze...

PT-2026-90132

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the xdp convert zc to xdp frame function where an XSK packet is cloned into an order-0 page and incorrectly advertises PAGE SIZE as its frame size. This allows the...

ROS-20260825-73-0028

The vulnerability of the cpumapringcleanup function in the kernel/bpf/cpumap.c module, which is part of the Linux kernel’s BPF interpreter support, is related to incorrect code validation for function return operations. Exploiting this vulnerability could allow an attacker to trigger a system...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: bpf: Fixed a race condition in cpumap on PREEMPTRT kernels. On PREEMPTRT kernels, the per-CPU xdpbulkqueue can be accessed concurrently by multiple preemptible tasks on the same CPU. The original code assumes that bqenqueue an...