CVE-2023-54264

Not scored yetLast modified Jun 17, 2026

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.

Metrics

No CVSS score has been published yet.

Affected software

VendorProductVersions
LinuxLinux>= e5657933863f43cc6bb76a54d659303dafaa9e58, < e976988bc245ec3768cc0f76bed7d05488a7dd0f; >= e5657933863f43cc6bb76a54d659303dafaa9e58, < baa60c66a310c50785289b0ede6fdce8ec3219c7; >= e5657933863f43cc6bb76a54d659303dafaa9e58, < 0a44ceba77c3267f8505dda102a59367dc24caee; >= e5657933863f43cc6bb76a54d659303dafaa9e58, < 7f740bc696d4617f8ee44565e8ac0d36278a1e91; >= e5657933863f43cc6bb76a54d659303dafaa9e58, < afd9a31b5aa4b3747f382d44a7b03b7b5d0b7635; >= e5657933863f43cc6bb76a54d659303dafaa9e58, < 1416eebaad80bdc85ad9f97f27242011b031e2a9; >= e5657933863f43cc6bb76a54d659303dafaa9e58, < e28f376dd8dfcc4e880ac101184132bc08703f6e; >= e5657933863f43cc6bb76a54d659303dafaa9e58, < ea2b62f305893992156a798f665847e0663c9f41
LinuxLinux2.6.19

References

Timeline

Published
Dec 30, 2025
Last modified
Jun 17, 2026
NVD status
Deferred

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CVE-2023-54264: Unscored | Vulnix