The vulnerability of the gfs2_jindex_free() function in the fs/gfs2/super.c file of the GFS2 file system in the Linux operating system allows a hacker to cause a service failure.

The vulnerability of the gfs2jindexfree function in the fs/gfs2/super.c file of the GFS2 file system in the Linux operating system is related to pointer manipulation. Exploiting this vulnerability could allow an attacker to cause a service failure...

CVE-2024-42079 gfs2: Fix NULL pointer dereference in gfs2_log_flush

In the Linux kernel, the following vulnerability has been resolved: gfs2: Fix NULL pointer dereference in gfs2logflush In gfs2jindexfree, set sdp-sdjdesc to NULL under the log flush lock to provide exclusion against gfs2logflush. In gfs2logflush, check if sdp-sdjdesc is non-NULL before...

CVE-2024-42079

CVE-2024-42079 is a Linux kernel vulnerability in the gfs2 subsystem that could lead to a NULL pointer dereference during log flush operations. The root cause is a race between outstanding glock work and unmount, which could cause gfs2_log_flush() to dereference a freed or NULL sdp->sd_jdesc. ...