CVE-2026-31417

HIGH

net/x25: Fix overflow when accumulating packets

Title source: cna
STIX 2.1

Description

In the Linux kernel, the following vulnerability has been resolved: net/x25: Fix overflow when accumulating packets Add a check to ensure that `x25_sock.fraglen` does not overflow. The `fraglen` also needs to be resetted when purging `fragment_queue` in `x25_clear_queues()`.

Scores

CVSS v3 7.5
EPSS 0.0045
EPSS Percentile 36.3%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Details

CWE
CWE-191
Status published
Products (28)
linux/Kernel 2.6.12 - 5.10.253linux
linux/Kernel 5.11.0 - 5.15.203linux
linux/Kernel 5.16.0 - 6.1.168linux
linux/Kernel 6.13.0 - 6.18.22linux
linux/Kernel 6.19.0 - 6.19.12linux
linux/Kernel 6.2.0 - 6.6.134linux
linux/Kernel 6.7.0 - 6.12.81linux
Linux/Linux < 2.6.12
Linux/Linux 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 - 1734bd85c5e0a7a801295b729efb56b009cb8fc3
Linux/Linux 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 - 4e2d1bcef78d21247fe8fef13bc7ed95885df2b5
... and 18 more
Published Apr 13, 2026
Tracked Since Apr 13, 2026