CVE-2023-53766
In the Linux kernel, the following vulnerability has been resolved: FS: JFS: Check for read-only mounted filesystem in txBegin This patch adds a check for read-only mounted filesystem in txBegin before starting a transaction potentially saving from NULL pointer deref.
Affected versions
Linux kernel versions
2.6.12
and later are affected. Fixed in
4.14.324,
4.19.293,
5.4.255,
5.10.192,
5.15.123,
6.1.42,
6.4.7,
6.5
and their respective stable series.
References
The following references provide additional information about CVE-2023-53766 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/2a8807f9f511c64de0c7cc9900a1683e3d72a3e5
-
PatchKernel patch commithttps://git.kernel.org/stable/c/2febd5f81e4bfba61d9f374dcca628aff374cc56
-
PatchKernel patch commithttps://git.kernel.org/stable/c/5c094ca994824e038b6a97835ded4e5d1d808504
Frequently asked questions
-
What is CVE-2023-53766?
CVE-2023-53766 is a unscored severity Linux kernel vulnerability . It affects Linux kernel versions from 2.6.12 onward and has been patched in 4.14.324, 4.19.293, 5.4.255 and others. CVE-2023-53766 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.
-
Is there a patch available for CVE-2023-53766?
Yes — CVE-2023-53766 has been patched. Fixed versions include 4.14.324, 4.19.293, 5.4.255 and others. If you are running Linux kernel 2.6.12 or later up to the fix versions, apply the relevant patch for your kernel branch.
-
Is CVE-2023-53766 actively exploited?
No — CVE-2023-53766 has not been confirmed as actively exploited. It is not listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.