PT-2021-27249 · Linux · Linux Kernel
Published
2021-12-30
·
Updated
2021-12-30
None
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Name of the Vulnerable Software and Affected Versions
Linux Kernel versions prior to v4.14.260
Description
The issue concerns a problem in the
f2fs setxattr() function where it fails to perform a sanity check on the last xattr entry. This could potentially lead to security vulnerabilities, although the actual impact and attack plausibility have not yet been proven.Recommendations
For Linux Kernel versions prior to v4.14.260, update to version v4.14.260 or later to resolve the issue. As a temporary workaround, consider restricting the use of the
f2fs setxattr() function until a patch is available. Found an issue in the description? Have something to add? Feel free to write us 👾
Related Identifiers
Affected Products
Linux Kernel