Unrated severityNVD Advisory· Published Sep 24, 2026
CVE-2026-93222
CVE-2026-93222
Description
In the Linux kernel, the following vulnerability has been resolved:
signal: avoid shared siginfo namespace rewrites
send_signal_locked() rewrites sender ids for the target namespace. Group sends reuse the same siginfo, so one recipient can affect the next.
Copy the siginfo before changing it.
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LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
1Patches
Vulnerability mechanics
References
8- git.kernel.org/stable/c/03c8761e75d1619906bb503686f9cc1dfc6a67f4nvd
- git.kernel.org/stable/c/148b0dae2a1755beb873a2aab51fb191414f068cnvd
- git.kernel.org/stable/c/4ee7c4e4719a825052f42f02ec159b5b42b68fbcnvd
- git.kernel.org/stable/c/6b1de022304ef85284c5933a5fb8492f6f54efc9nvd
- git.kernel.org/stable/c/a246da20c8e4ae4319511c698b9f26ad0ad1769fnvd
- git.kernel.org/stable/c/b655c2040ce836afad5643842543567b31f8c11dnvd
- git.kernel.org/stable/c/d19cdc167e696714509e87d3f7ae765b6e164589nvd
- git.kernel.org/stable/c/e015d1ac6b43a23c52c5163299414ae77d7d4ae0nvd
News mentions
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