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Description

In the Linux kernel, the following vulnerability has been resolved: ext4: replace BUG_ON with proper error handling in ext4_read_inline_folio Replace BUG_ON() with proper error handling when inline data size exceeds PAGE_SIZE. This prevents kernel panic and allows the system to continue running while properly reporting the filesystem corruption. The error is logged via ext4_error_inode(), the buffer head is released to prevent memory leak, and -EFSCORRUPTED is returned to indicate filesystem corruption.

PUBLISHED Reserved 2026-03-09 | Published 2026-04-22 | Updated 2026-04-23 | Assigner Linux

Product status

Default status
unaffected

46c7f254543dedcf134ad05091ed2b935a9a597d (git) before 65c6c30ce6362c1c684568744ea510c921a756cd
affected

46c7f254543dedcf134ad05091ed2b935a9a597d (git) before d4b3f370c3d8f7ce565d4a718572c9f7c12f77ed
affected

46c7f254543dedcf134ad05091ed2b935a9a597d (git) before 823849a26af089ffc5dfdd2ae4b9d446b46a0cda
affected

46c7f254543dedcf134ad05091ed2b935a9a597d (git) before a7d600e04732a7d29b107c91fe3aec64cf6ce7f2
affected

46c7f254543dedcf134ad05091ed2b935a9a597d (git) before 356227096eb66e41b23caf7045e6304877322edf
affected

Default status
affected

3.8
affected

Any version before 3.8
unaffected

6.6.131 (semver)
unaffected

6.12.80 (semver)
unaffected

6.18.21 (semver)
unaffected

6.19.11 (semver)
unaffected

7.0 (original_commit_for_fix)
unaffected

References

git.kernel.org/...c/65c6c30ce6362c1c684568744ea510c921a756cd

git.kernel.org/...c/d4b3f370c3d8f7ce565d4a718572c9f7c12f77ed

git.kernel.org/...c/823849a26af089ffc5dfdd2ae4b9d446b46a0cda

git.kernel.org/...c/a7d600e04732a7d29b107c91fe3aec64cf6ce7f2

git.kernel.org/...c/356227096eb66e41b23caf7045e6304877322edf

cve.org (CVE-2026-31451)

nvd.nist.gov (CVE-2026-31451)

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