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Description

In the Linux kernel, the following vulnerability has been resolved: kernel/fail_function: fix memory leak with using debugfs_lookup() When calling debugfs_lookup() the result must have dput() called on it, otherwise the memory will leak over time. To make things simpler, just call debugfs_lookup_and_remove() instead which handles all of the logic at once.

PUBLISHED Reserved 2025-09-16 | Published 2025-09-17 | Updated 2025-09-17 | Assigner Linux

Product status

Default status
unaffected

1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 (git) before f6d3aee1c66358471275df9dddd480010f061b0e
affected

1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 (git) before dd9981a11d74ff2eb253bb5c459876f8bd3c6c36
affected

1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 (git) before bb99db06b8b6ce9351633fc61bec9919d8f6f52b
affected

1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 (git) before 29d53c4c5a6f6d2b93aaac95b65cb4c907faf2ff
affected

1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 (git) before 94f68f3e059c478e240f65fcb64746fe371295df
affected

1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 (git) before 2bb3669f576559db273efe49e0e69f82450efbca
affected

Default status
affected

5.4.235 (semver)
unaffected

5.10.173 (semver)
unaffected

5.15.100 (semver)
unaffected

6.1.18 (semver)
unaffected

6.2.5 (semver)
unaffected

6.3 (original_commit_for_fix)
unaffected

References

git.kernel.org/...c/f6d3aee1c66358471275df9dddd480010f061b0e

git.kernel.org/...c/dd9981a11d74ff2eb253bb5c459876f8bd3c6c36

git.kernel.org/...c/bb99db06b8b6ce9351633fc61bec9919d8f6f52b

git.kernel.org/...c/29d53c4c5a6f6d2b93aaac95b65cb4c907faf2ff

git.kernel.org/...c/94f68f3e059c478e240f65fcb64746fe371295df

git.kernel.org/...c/2bb3669f576559db273efe49e0e69f82450efbca

cve.org (CVE-2023-53346)

nvd.nist.gov (CVE-2023-53346)

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