SARA / Free Tools / CVE / CVE-2022-50396

CVE-2022-50396 — In the Linux kernel, the following vulnerability has been resolved:

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

CVSS

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EPSS

0.01% (top 97.90%)

CWE

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Published

2025-09-18T13:33:14.450Z

Last modified

2026-01-14T18:53:06.184Z

CVSS vector

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01What is this vulnerability?

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

Vendor	Product	Versions
Linux	Linux	b9a24bb76bf611a5268ceffe04219e6ad264559b, b9a24bb76bf611a5268ceffe04219e6ad264559b, b9a24bb76bf611a5268ceffe04219e6ad264559b, b9a24bb76bf611a5268ceffe04219e6ad264559b, b9a24bb76bf611a5268ceffe04219e6ad264559b, b9a24bb76bf611a5268ceffe04219e6ad264559b, b9a24bb76bf611a5268ceffe04219e6ad264559b, b9a24bb76bf611a5268ceffe04219e6ad264559b, b9a24bb76bf611a5268ceffe04219e6ad264559b, b9a24bb76bf611a5268ceffe04219e6ad264559b, b9a24bb76bf611a5268ceffe04219e6ad264559b, b9a24bb76bf611a5268ceffe04219e6ad264559b, b9a24bb76bf611a5268ceffe04219e6ad264559b
Linux	Linux	4.9, 0, 4.14.308, 4.19.276, 5.4.229, 5.4.235, 5.10.163, 5.10.173, 5.15.87, 5.15.100, 6.0.19, 6.1.5, 6.1.18, 6.2.5, 6.2

Not currently listed on the CISA Known Exploited Vulnerabilities (KEV) catalog. EPSS is the best forward-looking signal — see the EPSS row above.

Patch to a fixed version listed in the vendor advisory (see references below).
Mitigate with WAF rules, network egress filters, or feature flags where the patch is not yet available.
Hunt historical logs for exploitation indicators — see Detection signatures below.

For the full vendor write-up, exploit chains, and reference implementations, see the references list in section 09.

Ask SARA in chat to draft a starting detection for this CVE in your stack of choice.

No directly-cited follow-up CVEs in the KB record for this advisory. The references list in section 09 carries the vendor cross-references.

git.kernel.org — https://git.kernel.org/stable/c/53af9c793f644d5841d84d8e0ad83bd7ab47f3e0
git.kernel.org — https://git.kernel.org/stable/c/01d0d2b8b4e3cf2110baba9371c0c3d04ad5c77b
git.kernel.org — https://git.kernel.org/stable/c/55ac68b53f1cea1926ee2313afc5d66b91daad71
git.kernel.org — https://git.kernel.org/stable/c/7a6fb69bbcb21e9ce13bdf18c008c268874f0480
git.kernel.org — https://git.kernel.org/stable/c/b314f6c3512108d7a656c5caf07c82d1bbbdc0f1
git.kernel.org — https://git.kernel.org/stable/c/18c3fa7a7fdbb4d21dafc8a7710ae2c1680930f6
git.kernel.org — https://git.kernel.org/stable/c/6c55953e232ea668731091d111066521f3b7719b
git.kernel.org — https://git.kernel.org/stable/c/7c183dc0af472dec33d2c0786a5e356baa8cad19
git.kernel.org — https://git.kernel.org/stable/c/c4de6057e7c6654983acb63d939d26ac0d7bbf39
git.kernel.org — https://git.kernel.org/stable/c/facc4405e8b7407e03216207b1d1d640127de0c8
git.kernel.org — https://git.kernel.org/stable/c/3abebc503a5148072052c229c6b04b329a420ecd
git.kernel.org — https://git.kernel.org/stable/c/399ab7fe0fa0d846881685fd4e57e9a8ef7559f7
git.kernel.org — https://git.kernel.org/stable/c/372ae77cf11d11fb118cbe2d37def9dd5f826abd

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