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CVE-2023-54264fs/sysv: Null check to prevent null-ptr-deref bug
- —Not scoredno CVSS score yet
- 0.21%Exploitation in 30 daysEPSS · top 89% of all CVEs
- NoKnown exploitednot in CISA's KEV catalog
- NonePublic exploitsnone known yet
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.
Timeline
ID reserved
By Linux
Published
- 4 months later
· 4 months later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
No CVSS score yet: neither the CNA, CISA nor NVD has scored this CVE. NVD status: Deferred.
- EPSS (exploitation in 30 days)
- 0.21% · top 89% of all CVEs (12 Nov 2026)
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: Not scored.
Affected products
- affected e5657933863f43cc6bb76a54d659303dafaa9e58 – < e976988bc245ec3768cc0f76bed7d05488a7dd0f
- affected e5657933863f43cc6bb76a54d659303dafaa9e58 – < baa60c66a310c50785289b0ede6fdce8ec3219c7
- affected e5657933863f43cc6bb76a54d659303dafaa9e58 – < 0a44ceba77c3267f8505dda102a59367dc24caee
- affected e5657933863f43cc6bb76a54d659303dafaa9e58 – < 7f740bc696d4617f8ee44565e8ac0d36278a1e91
- affected e5657933863f43cc6bb76a54d659303dafaa9e58 – < afd9a31b5aa4b3747f382d44a7b03b7b5d0b7635
- affected e5657933863f43cc6bb76a54d659303dafaa9e58 – < 1416eebaad80bdc85ad9f97f27242011b031e2a9
- affected e5657933863f43cc6bb76a54d659303dafaa9e58 – < e28f376dd8dfcc4e880ac101184132bc08703f6e
- affected e5657933863f43cc6bb76a54d659303dafaa9e58 – < ea2b62f305893992156a798f665847e0663c9f41
- affected 2.6.19
- unaffected < 2.6.19
- unaffected 4.14.322 – ≤ 4.14.*
- unaffected 4.19.291 – ≤ 4.19.*
- unaffected 5.4.253 – ≤ 5.4.*
- unaffected 5.10.190 – ≤ 5.10.*
- unaffected 5.15.126 – ≤ 5.15.*
- unaffected 6.1.45 – ≤ 6.1.*
- unaffected 6.4.10 – ≤ 6.4.*
- unaffected 6.5 – ≤ *
References
References8
- https://git.kernel.org/stable/c/e976988bc245ec3768cc0f76bed7d05488a7dd0f (opens in a new tab)
- https://git.kernel.org/stable/c/baa60c66a310c50785289b0ede6fdce8ec3219c7 (opens in a new tab)
- https://git.kernel.org/stable/c/0a44ceba77c3267f8505dda102a59367dc24caee (opens in a new tab)
- https://git.kernel.org/stable/c/7f740bc696d4617f8ee44565e8ac0d36278a1e91 (opens in a new tab)
- https://git.kernel.org/stable/c/afd9a31b5aa4b3747f382d44a7b03b7b5d0b7635 (opens in a new tab)
- https://git.kernel.org/stable/c/1416eebaad80bdc85ad9f97f27242011b031e2a9 (opens in a new tab)
- https://git.kernel.org/stable/c/e28f376dd8dfcc4e880ac101184132bc08703f6e (opens in a new tab)
- https://git.kernel.org/stable/c/ea2b62f305893992156a798f665847e0663c9f41 (opens in a new tab)
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- EUVD EUVD-2023-60377 (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://cveledger.app/cve/CVE-2023-54264)Record last updated .