CVE-2023-53799
In the Linux kernel, the following vulnerability has been resolved: crypto: api - Use work queue in crypto_destroy_instance The function crypto_drop_spawn expects to be called in process context. However, when an instance is unregistered while it still has active users, the last user may cause the instance to be freed in atomic context. Fix this by delaying the freeing to a work queue.
Affected versions
Linux kernel versions
2.6.19
and later are affected. Fixed in
5.10.195,
5.15.132,
6.1.53,
6.4.16,
6.5.3,
6.6
and their respective stable series.
References
The following references provide additional information about CVE-2023-53799 including vendor advisories, patch commits, exploit details, and third-party analysis. Links are sourced from the NIST NVD database.
-
PatchKernel patch commithttps://git.kernel.org/stable/c/048545d9fc6424b0a11e7e8771225bb9afe09422
-
PatchKernel patch commithttps://git.kernel.org/stable/c/625bf86bf53eb7a8ee60fb9dc45b272b77e5ce1c
-
PatchKernel patch commithttps://git.kernel.org/stable/c/867a146690960ac7b89ce40f4ee60dd32eeb1682
Frequently asked questions
-
What is CVE-2023-53799?
CVE-2023-53799 is a unscored severity Linux kernel vulnerability . It affects Linux kernel versions from 2.6.19 onward and has been patched in 5.10.195, 5.15.132, 6.1.53 and others. CVE-2023-53799 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.
-
Is there a patch available for CVE-2023-53799?
Yes — CVE-2023-53799 has been patched. Fixed versions include 5.10.195, 5.15.132, 6.1.53 and others. If you are running Linux kernel 2.6.19 or later up to the fix versions, apply the relevant patch for your kernel branch.
-
Is CVE-2023-53799 actively exploited?
No — CVE-2023-53799 has not been confirmed as actively exploited. It is not listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.