CVE-2023-54264
fs/sysv: Null check to prevent null-ptr-deref bug
Severity Score
"-"
*CVSS v-
Exploit Likelihood
*EPSS
Affected Versions
*CPE
Public Exploits
0
*Multiple Sources
Exploited in Wild
-
*KEV
Decision
-
*SSVC
Descriptions
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.
The SUSE Linux Enterprise 15 SP5 RT kernel was updated to fix various security issues.
*Credits:
N/A
CVSS Scores
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability
* Common Vulnerability Scoring System
SSVC
- Decision:-
Exploitation
Automatable
Tech. Impact
* Organization's Worst-case Scenario
Timeline
- 2025-12-30 CVE Reserved
- 2025-12-30 CVE Published
- 2026-01-05 CVE Updated
- 2026-03-08 EPSS Updated
- ---------- Exploited in Wild
- ---------- KEV Due Date
- ---------- First Exploit
CWE
CAPEC
References (9)
| URL | Tag | Source |
|---|---|---|
| https://git.kernel.org/stable/c/e5657933863f43cc6bb76a54d659303dafaa9e58 | Vuln. Introduced |
| URL | Date | SRC |
|---|
| URL | Date | SRC |
|---|
Affected Vendors, Products, and Versions
| Vendor | Product | Version | Other | Status | ||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Vendor | Product | Version | Other | Status | <-- --> | Vendor | Product | Version | Other | Status |
| Linux Search vendor "Linux" | Linux Kernel Search vendor "Linux" for product "Linux Kernel" | >= 2.6.19 < 4.14.322 Search vendor "Linux" for product "Linux Kernel" and version " >= 2.6.19 < 4.14.322" | en |
Affected
| ||||||
| Linux Search vendor "Linux" | Linux Kernel Search vendor "Linux" for product "Linux Kernel" | >= 2.6.19 < 4.19.291 Search vendor "Linux" for product "Linux Kernel" and version " >= 2.6.19 < 4.19.291" | en |
Affected
| ||||||
| Linux Search vendor "Linux" | Linux Kernel Search vendor "Linux" for product "Linux Kernel" | >= 2.6.19 < 5.4.253 Search vendor "Linux" for product "Linux Kernel" and version " >= 2.6.19 < 5.4.253" | en |
Affected
| ||||||
| Linux Search vendor "Linux" | Linux Kernel Search vendor "Linux" for product "Linux Kernel" | >= 2.6.19 < 5.10.190 Search vendor "Linux" for product "Linux Kernel" and version " >= 2.6.19 < 5.10.190" | en |
Affected
| ||||||
| Linux Search vendor "Linux" | Linux Kernel Search vendor "Linux" for product "Linux Kernel" | >= 2.6.19 < 5.15.126 Search vendor "Linux" for product "Linux Kernel" and version " >= 2.6.19 < 5.15.126" | en |
Affected
| ||||||
| Linux Search vendor "Linux" | Linux Kernel Search vendor "Linux" for product "Linux Kernel" | >= 2.6.19 < 6.1.45 Search vendor "Linux" for product "Linux Kernel" and version " >= 2.6.19 < 6.1.45" | en |
Affected
| ||||||
| Linux Search vendor "Linux" | Linux Kernel Search vendor "Linux" for product "Linux Kernel" | >= 2.6.19 < 6.4.10 Search vendor "Linux" for product "Linux Kernel" and version " >= 2.6.19 < 6.4.10" | en |
Affected
| ||||||
| Linux Search vendor "Linux" | Linux Kernel Search vendor "Linux" for product "Linux Kernel" | >= 2.6.19 < 6.5 Search vendor "Linux" for product "Linux Kernel" and version " >= 2.6.19 < 6.5" | en |
Affected
| ||||||