CVE-2026-43358

5.5 MEDIUM
Published: May 08, 2026 Modified: May 15, 2026
View on NVD

Description

In the Linux kernel, the following vulnerability has been resolved: btrfs: add missing RCU unlock in error path in try_release_subpage_extent_buffer() Call rcu_read_lock() before exiting the loop in try_release_subpage_extent_buffer() because there is a rcu_read_unlock() call past the loop. This has been detected by the Clang thread-safety analyzer.

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CVSS v3.x Details

0.0 Low Medium High Critical 10.0
Vector String
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

References to Advisories, Solutions, and Tools

Patch Vendor Advisory Exploit Third Party Advisory
https://git.kernel.org/stable/c/35b0c8768e848e1b7e32052db36b5fa59b6a33a1
Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
Patch
https://git.kernel.org/stable/c/5e1ab71f74a1e61f1254dff128a764fdebaec0b8
Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
Patch
https://git.kernel.org/stable/c/b2840e33127ce0eea880504b7f133e780f567a9b
Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
Patch

3 reference(s) from NVD

Quick Stats

CVSS v3 Score
5.5 / 10.0
EPSS (Exploit Probability)
0.1%
2th percentile
Exploitation Status
Not in CISA KEV

Affected Vendors

linux