CVE-2023-54264 — NULL Pointer Dereference in Linux
Severity
5.5MEDIUM
No vectorEPSS
0.0%
top 89.30%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
Timeline
PublishedDec 30
Description
In the Linux kernel, the following vulnerability has been resolved:
fs/sysv: Null check to prevent null-ptr-deref bug
sb_getblk(inode->i_sb, parent) return a null ptr and taking lock on
that leads to the null-ptr-deref bug.
Affected Packages4 packages
▶CVEListV5linux/linuxe5657933863f43cc6bb76a54d659303dafaa9e58 — e976988bc245ec3768cc0f76bed7d05488a7dd0f+8
🔴Vulnerability Details
3GHSA▶
GHSA-vrgf-cf4x-v6w6: In the Linux kernel, the following vulnerability has been resolved:
fs/sysv: Null check to prevent null-ptr-deref bug
sb_getblk(inode->i_sb, parent)↗2025-12-30
OSV▶
CVE-2023-54264: In the Linux kernel, the following vulnerability has been resolved: fs/sysv: Null check to prevent null-ptr-deref bug sb_getblk(inode->i_sb, parent) r↗2025-12-30