CVE-2022-50072

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

HIGH

7.8

CVSS Score

Published: June 18, 2025 at 11:02 AM UTC

Updated: August 5, 2026 at 09:24 AM UTC

1 product affected across 1 vendorLinux Kernel

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Severity

HIGH7.8

Exploit prediction

EPSS 0.2%

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.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Linux Kernel · Linux

95%

v ≥ 5.17.15v ≥ 5.18.44.19.247 ≤ v < 4.19.2565.10.122 ≤ v < 5.10.1385.15.47 ≤ v < 5.15.635.17.15 ≤ v < 5.185.18.4 ≤ v < 5.195.18.4 ≤ v < 5.19.45.19 ≤ v < 5.19.45.19 ≤ v < 6.05.4.198 ≤ v < 5.4.2110ee5b9644f06b4d3cdcd9544f43f63312e425a4c4.19.247 5.10.122 5.15.47 5.17.15 5.18.4 5.19 5.4.1986949493884fe88500de4af182588e071cf1544ee6b3fc1496e7227cd6a39a80bbfb7588ef7c7a0108d7a26d115cc7892668baa9750f64bd8baca29ba2b3be930e79cc5d9d829f158e31172b2043f0cdd4c2a041ed3ba114502d5ed6ace5b1a48d637a8eea759ae0a9ae5acee677d722129710ac89cc59c1

Vendor states this is fixed in 0fffb46ff3d5ed4668aca96441ec7a25b793bd6f (fixed)

Vendor states this is fixed in 2135e5d56278ffdb1c2e6d325dc6b87f669b9dac (fixed)

Vendor states this is fixed in 76ffd2042438769298f34b76102b40dea89de616 (fixed)

Vendor states this is fixed in a4cf3dadd1fa43609f7c6570c9116b0e0a9923d1 (fixed)

Vendor states this is fixed in b03d1117e9be7c7da60e466eaf9beed85c5916c8 (fixed)

Vendor states this is fixed in f7ee3b772d9de87387a725caa04bc041ac7fe5ec (fixed)

Vendor states this is fixed in 4.19.256 (unaffected)

Vendor states this is fixed in 5.10.138 (unaffected)

Vendor states this is fixed in 5.15.63 (unaffected)

Affected range stops below 5.18, so it looks safe — our inference, not a vendor statement

Vendor states this is fixed in 5.19 (unaffected)

Vendor states this is fixed in 5.19.4 (unaffected)

Vendor states this is fixed in 5.4.211 (unaffected)

Vendor states this is fixed in 6.0 (unaffected)

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

Patch and advisory references