SB2025031261 - NULL pointer dereference in Linux kernel nfp bpf driver
Published: March 12, 2025 Updated: May 11, 2025
Security Bulletin ID
SB2025031261
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-2025-21848)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to NULL pointer dereference within the nfp_bpf_cmsg_alloc() function in drivers/net/ethernet/netronome/nfp/bpf/cmsg.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/1358d8e07afdf21d49ca6f00c56048442977e00a
- https://git.kernel.org/stable/c/29ccb1e4040da6ff02b7e64efaa2f8e6bf06020d
- https://git.kernel.org/stable/c/878e7b11736e062514e58f3b445ff343e6705537
- https://git.kernel.org/stable/c/897c32cd763fd11d0b6ed024c52f44d2475bb820
- https://git.kernel.org/stable/c/bd97f60750bb581f07051f98e31dfda59d3a783b
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.13.5