CVE-2022-50022

drivers:md:fix a potential use-after-free bug

EPSS 0.2%

Vexday Risk Score

3Low

SSVC decision (CISA)

Track

No exploitation signal → monitor

CVSS —EPSS 0.2%KEV nãoPoC —Nuclei —Metasploit —Patch —

Lifecycle

18 Jun 2025Published on NVD

Recommendation: Monitor — no exploitation signal at the moment.

In the Linux kernel, the following vulnerability has been resolved: drivers:md:fix a potential use-after-free bug In line 2884, "raid5_release_stripe(sh);" drops the reference to sh and may cause sh to be released. However, sh is subsequently used in lines 2886 "if (sh->batch_head && sh != sh->batch_head)". This may result in an use-after-free bug. It can be fixed by moving "raid5_release_stripe(sh);" to the bottom of the function.

Affected products

Linux · Linux

References

https://git.kernel.org/stable/c/09cf99bace7789d91caa8d10fbcfc8b2fb35857f https://git.kernel.org/stable/c/104212471b1c1817b311771d817fb692af983173 https://git.kernel.org/stable/c/5d8325fd15892c8ab1146edc1d7ed8463de39636 https://git.kernel.org/stable/c/7470a4314b239e9a9580f248fdf4c9a92805490e https://git.kernel.org/stable/c/d9b94c3ace549433de8a93eeb27b0391fc8ac406 https://git.kernel.org/stable/c/e5b3dd2d92c4511e81f6e4ec9c5bb7ad25e03d13 https://git.kernel.org/stable/c/eb3a4f73f43f839df981dda5859e8e075067a360 https://git.kernel.org/stable/c/f5d46f1b47f65da1faf468277b261eb78c8e25b5