CVE-2026-93222
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.
脆弱性の種類
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.
参考情報
- https://git.kernel.org/stable/c/03c8761e75d1619906bb503686f9cc1dfc6a67f4
- https://git.kernel.org/stable/c/148b0dae2a1755beb873a2aab51fb191414f068c
- https://git.kernel.org/stable/c/4ee7c4e4719a825052f42f02ec159b5b42b68fbc
- https://git.kernel.org/stable/c/6b1de022304ef85284c5933a5fb8492f6f54efc9
- https://git.kernel.org/stable/c/a246da20c8e4ae4319511c698b9f26ad0ad1769f
- https://git.kernel.org/stable/c/b655c2040ce836afad5643842543567b31f8c11d