CVE-2023-54264
fs/sysv: Null check to prevent null-ptr-deref bug
CVSS Score
0.0
EPSS Score
0.0%
EPSS Percentile
0th
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.
| Vendor | linux |
| Product | linux |
| Ecosystems | |
| Industries | Technology |
| Published | Dec 30, 2025 |
| Last Updated | May 11, 2026 |
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Affected Versions
Linux / Linux
e5657933863f43cc6bb76a54d659303dafaa9e58 < e976988bc245ec3768cc0f76bed7d05488a7dd0f e5657933863f43cc6bb76a54d659303dafaa9e58 < baa60c66a310c50785289b0ede6fdce8ec3219c7 e5657933863f43cc6bb76a54d659303dafaa9e58 < 0a44ceba77c3267f8505dda102a59367dc24caee e5657933863f43cc6bb76a54d659303dafaa9e58 < 7f740bc696d4617f8ee44565e8ac0d36278a1e91 e5657933863f43cc6bb76a54d659303dafaa9e58 < afd9a31b5aa4b3747f382d44a7b03b7b5d0b7635 e5657933863f43cc6bb76a54d659303dafaa9e58 < 1416eebaad80bdc85ad9f97f27242011b031e2a9 e5657933863f43cc6bb76a54d659303dafaa9e58 < e28f376dd8dfcc4e880ac101184132bc08703f6e e5657933863f43cc6bb76a54d659303dafaa9e58 < ea2b62f305893992156a798f665847e0663c9f41
Linux / Linux
2.6.19
References
git.kernel.org: https://git.kernel.org/stable/c/e976988bc245ec3768cc0f76bed7d05488a7dd0f git.kernel.org: https://git.kernel.org/stable/c/baa60c66a310c50785289b0ede6fdce8ec3219c7 git.kernel.org: https://git.kernel.org/stable/c/0a44ceba77c3267f8505dda102a59367dc24caee git.kernel.org: https://git.kernel.org/stable/c/7f740bc696d4617f8ee44565e8ac0d36278a1e91 git.kernel.org: https://git.kernel.org/stable/c/afd9a31b5aa4b3747f382d44a7b03b7b5d0b7635 git.kernel.org: https://git.kernel.org/stable/c/1416eebaad80bdc85ad9f97f27242011b031e2a9 git.kernel.org: https://git.kernel.org/stable/c/e28f376dd8dfcc4e880ac101184132bc08703f6e git.kernel.org: https://git.kernel.org/stable/c/ea2b62f305893992156a798f665847e0663c9f41