SB20250502176 - NULL pointer dereference in Linux kernel bpf bpftool
Published: May 2, 2025 Updated: May 10, 2025
Security Bulletin ID
SB20250502176
Severity
Low
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Local access
Highest impact
Denial of service
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) NULL pointer dereference (CVE-ID: CVE-2022-49875)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to NULL pointer dereference within the do_pin_any() function in tools/bpf/bpftool/common.c. A local user can perform a denial of service (DoS) attack.
Remediation
Install update from vendor's website.
References
- https://git.kernel.org/stable/c/34de8e6e0e1f66e431abf4123934a2581cb5f133
- https://git.kernel.org/stable/c/6dcdd1b68b7f9333d48d48fc77b75e7f235f6a4a
- https://git.kernel.org/stable/c/8c80b2fca4112d724dde477aed13f7b0510a2792
- https://git.kernel.org/stable/c/da5161ba94c5e9182c301dd4f09c94f715c068bd
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.0.9