CVE-2023-54264

See a problem?
Please try reporting it to the source first.
Source
https://cve.org/CVERecord?id=CVE-2023-54264
Import Source
https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2023-54264.json
JSON Data
https://api.osv.dev/v1/vulns/CVE-2023-54264
Downstream
Related
Published
2025-12-30T12:15:56.893Z
Modified
2026-04-02T09:45:43.522435Z
Summary
fs/sysv: Null check to prevent null-ptr-deref bug
Details

In the Linux kernel, the following vulnerability has been resolved:

fs/sysv: Null check to prevent null-ptr-deref bug

sbgetblk(inode->isb, parent) return a null ptr and taking lock on that leads to the null-ptr-deref bug.

Database specific 
{
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/54xxx/CVE-2023-54264.json",
    "cna_assigner": "Linux"
}
References

Affected packages

Git / git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git

Affected ranges

Type
GIT
Repo
https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
Events
Introduced
e5657933863f43cc6bb76a54d659303dafaa9e58
Fixed
e976988bc245ec3768cc0f76bed7d05488a7dd0f
Fixed
baa60c66a310c50785289b0ede6fdce8ec3219c7
Fixed
0a44ceba77c3267f8505dda102a59367dc24caee
Fixed
7f740bc696d4617f8ee44565e8ac0d36278a1e91
Fixed
afd9a31b5aa4b3747f382d44a7b03b7b5d0b7635
Fixed
1416eebaad80bdc85ad9f97f27242011b031e2a9
Fixed
e28f376dd8dfcc4e880ac101184132bc08703f6e
Fixed
ea2b62f305893992156a798f665847e0663c9f41

Database specific

source 
"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2023-54264.json"

Linux / Kernel

Package

Name
Kernel

Affected ranges

Type
ECOSYSTEM
Events
Introduced
2.6.19
Fixed
4.14.322
Type
ECOSYSTEM
Events
Introduced
4.15.0
Fixed
4.19.291
Type
ECOSYSTEM
Events
Introduced
4.20.0
Fixed
5.4.253
Type
ECOSYSTEM
Events
Introduced
5.5.0
Fixed
5.10.190
Type
ECOSYSTEM
Events
Introduced
5.11.0
Fixed
5.15.126
Type
ECOSYSTEM
Events
Introduced
5.16.0
Fixed
6.1.45
Type
ECOSYSTEM
Events
Introduced
6.2.0
Fixed
6.4.10

Database specific

source 
"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2023-54264.json"