SB2025082062 - NULL pointer dereference in Linux kernel crypto ccp driver
Published: August 20, 2025
Security Bulletin ID
SB2025082062
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-2025-38581)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to NULL pointer dereference within the ccp5_debugfs_setup() function in drivers/crypto/ccp/ccp-debugfs.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/181698af38d3f93381229ad89c09b5bd0496661a
- https://git.kernel.org/stable/c/2d4060f05e74dbee884ba723f6afd9282befc3c5
- https://git.kernel.org/stable/c/64ec9a7e7a6398b172ab6feba60e952163a1c3d5
- https://git.kernel.org/stable/c/6eadf50c1d894cb34f3237064063207460946040
- https://git.kernel.org/stable/c/9dea08eac4f6d6fbbae59992978252e2edab995d
- https://git.kernel.org/stable/c/db111468531777cac8b4beb6515a88a54b0c4a74