CVE-2023-53457 — FS: JFS: Fix null-ptr-deref Read in txBegin
In the Linux kernel, the following vulnerability has been resolved: FS: JFS: Fix null-ptr-deref Read in txBegin Syzkaller reported an issue where txBegin may be called on a …
Published: 2025-10-01 · CVSS: Unscored
In the Linux kernel, the following vulnerability has been resolved: FS: JFS: Fix null-ptr-deref Read in txBegin Syzkaller reported an issue where txBegin may be called on a superblock in a read-only mounted filesystem which leads to NULL pointer deref. This could be solved by checking if the filesystem is read-only before calling txBegin, and returning with appropiate error code.
Source: CVE Program · Revision 8b16575c39f1e1810c5e863010da073d2d3285e7