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CVE-2026-31417

net/x25: Fix overflow when accumulating packets

Published
Last modified
published
Not listed in CISA KEV
Fix
Fixed in 5.10.253, 5.15.203, 6.1.168, 6.6.134, 6.12.81, and 2 more
None on Exploit-DB, Metasploit or GitHub

Summary

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()`.

Timeline

  1. CVE published
  2. Record last updated

Affected versions

  • Linux Linux

    From 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 · fixed in 96fc16370b0bceb289c7e0479bd0540b81e257aa; From 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 · fixed in 798d613afb64b01a203f448fb0f43c37c6afe79d; From 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 · fixed in 6e568835ea54a3e1d08e310e34f95d434e739477; From 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 · fixed in 1734bd85c5e0a7a801295b729efb56b009cb8fc3; From 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 · fixed in 4e2d1bcef78d21247fe8fef13bc7ed95885df2b5; From 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 · fixed in 8c92969c197b91c134be27dc3afb64ab468853a9; From 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 · fixed in f953f11ccf4afe6feb635c08145f4240d9a6b544; From 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 · fixed in a1822cb524e89b4cd2cf0b82e484a2335496a6d9

  • Linux Linux

    2.6.12

  • KernelLinux

    From 2.6.12 · fixed in 5.10.253; From 5.11.0 · fixed in 5.15.203; From 5.16.0 · fixed in 6.1.168; From 6.2.0 · fixed in 6.6.134; From 6.7.0 · fixed in 6.12.81; From 6.13.0 · fixed in 6.18.22; From 6.19.0 · fixed in 6.19.12

References 8

git.kernel.org