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CVE-2026-97490

affs: handle set_blocksize failures

Published
Last modified
published
Not listed in CISA KEV
Fix
Fixed in 5.10.271, 5.15.222, 6.1.189, 6.6.158, 6.12.111, and 1 more
None on Exploit-DB, Metasploit or GitHub

Summary

In the Linux kernel, the following vulnerability has been resolved: affs: handle set_blocksize failures affs uses buffer_heads, which don't handle block size > PAGE_SIZE well. Without this, mounting we will hit the BUG_ON(offset >= folio_size(folio)); in folio_set_bh on the first __bread_gfp call.

Timeline

  1. CVE published
  2. Record last updated

Affected versions

  • Linux Linux

    From 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 · fixed in f5d65b2811872e8f8b424860fa7c2500afbbc5a6; From 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 · fixed in c7f29c5d999093629712c63792abda89a36b428d; From 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 · fixed in d05b0ee9b42cb3cc499272d1bc91609f7492a1a8; From 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 · fixed in ea8a4a9f3cc101207611be724a8b83838de9a93f; From 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 · fixed in bb45146a661934ef801f8fc62f88cdbcf6584ed1; From 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 · fixed in e01af5aa641039e000af855f448475316f0550fc; From 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 · fixed in 0861182af5983a39bd2a891966436c5679b74a45

  • Linux Linux

    2.6.12

  • KernelLinux

    From 2.6.12 · fixed in 5.10.271; From 5.11.0 · fixed in 5.15.222; From 5.16.0 · fixed in 6.1.189; From 6.2.0 · fixed in 6.6.158; From 6.7.0 · fixed in 6.12.111; From 6.13.0 · fixed in 6.18.53

References 7

git.kernel.org