CVE-2022-50072

NFSv4/pnfs: Fix a use-after-free bug in open

State: Published
Severity: 7.8 High
Published: Jun 18, 2025
Updated: Aug 5, 2026
Reserved: Jun 18, 2025

Description

In the Linux kernel, the following vulnerability has been resolved:

NFSv4/pnfs: Fix a use-after-free bug in open

If someone cancels the open RPC call, then we must not try to free either the open slot or the layoutget operation arguments, since they are likely still in use by the hung RPC call.

Scores

CVSS	Score	Vector	Source
3.1	7.8 High	CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H	Linux

Weaknesses

The record names no weakness.

Affected Products

Product	Versions
LinuxLinux	6b3fc1496e7227cd6a39a80bbfb7588ef7c7a010 to before 0fffb46ff3d5ed4668aca96441ec7a25b793bd6fAffected a2b3be930e79cc5d9d829f158e31172b2043f0cd to before f7ee3b772d9de87387a725caa04bc041ac7fe5ecAffected 0ee5b9644f06b4d3cdcd9544f43f63312e425a4c to before 76ffd2042438769298f34b76102b40dea89de616Affected d4c2a041ed3ba114502d5ed6ace5b1a48d637a8e to before a4cf3dadd1fa43609f7c6570c9116b0e0a9923d1Affected 6949493884fe88500de4af182588e071cf1544ee to before b03d1117e9be7c7da60e466eaf9beed85c5916c8Affected 6949493884fe88500de4af182588e071cf1544ee to before 2135e5d56278ffdb1c2e6d325dc6b87f669b9dacAffected 08d7a26d115cc7892668baa9750f64bd8baca29bAffected ea759ae0a9ae5acee677d722129710ac89cc59c1Affected 4.19.247 to before 4.19.256Affected 5.4.198 to before 5.4.211Affected 5.10.122 to before 5.10.138Affected 5.15.47 to before 5.15.63Affected 5.17.15 to before 5.18Affected 5.18.4 to before 5.19Affected
LinuxLinux	5.19Affected before 5.19Not affected 4.19.256 through 4.19.Not affected 5.4.211 through 5.4.Not affected 5.10.138 through 5.10.Not affected 5.15.63 through 5.15.Not affected 5.19.4 through 5.19.*Not affected 6.0 and laterNot affected

Product

Versions

LinuxLinux

6b3fc1496e7227cd6a39a80bbfb7588ef7c7a010 to before 0fffb46ff3d5ed4668aca96441ec7a25b793bd6fAffected
a2b3be930e79cc5d9d829f158e31172b2043f0cd to before f7ee3b772d9de87387a725caa04bc041ac7fe5ecAffected
0ee5b9644f06b4d3cdcd9544f43f63312e425a4c to before 76ffd2042438769298f34b76102b40dea89de616Affected
d4c2a041ed3ba114502d5ed6ace5b1a48d637a8e to before a4cf3dadd1fa43609f7c6570c9116b0e0a9923d1Affected
6949493884fe88500de4af182588e071cf1544ee to before b03d1117e9be7c7da60e466eaf9beed85c5916c8Affected
6949493884fe88500de4af182588e071cf1544ee to before 2135e5d56278ffdb1c2e6d325dc6b87f669b9dacAffected
08d7a26d115cc7892668baa9750f64bd8baca29bAffected
ea759ae0a9ae5acee677d722129710ac89cc59c1Affected
4.19.247 to before 4.19.256Affected
5.4.198 to before 5.4.211Affected
5.10.122 to before 5.10.138Affected
5.15.47 to before 5.15.63Affected
5.17.15 to before 5.18Affected
5.18.4 to before 5.19Affected

LinuxLinux

5.19Affected
before 5.19Not affected
4.19.256 through 4.19.*Not affected
5.4.211 through 5.4.*Not affected
5.10.138 through 5.10.*Not affected
5.15.63 through 5.15.*Not affected
5.19.4 through 5.19.*Not affected
6.0 and laterNot affected

References

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