PT-2026-79727
CVE-2026-74722
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Published
2026-08-22
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Updated
2026-10-07
Description by
Score
N/A
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Name of the Vulnerable Software and Affected Versions
Linux kernel version 6.12.94
Description
A memory leak exists in the Btrfs file system. The issue occurs within the
btrfs do encoded write() function, where an extent changeset is not properly freed before the function returns. This was identified through local fuzzing.Recommendations
Update the Linux kernel to a version where the
btrfs do encoded write() function is patched to free the extent changeset before returning. Found an issue in the description? Have something to add? Feel free to write us 👾