SB2025040238 - Use-after-free in Linux kernel rapidio devices driver
Published: April 2, 2025 Updated: May 11, 2025
Security Bulletin ID
SB2025040238
Severity
Low
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Local access
Highest impact
Code execution
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Use-after-free (CVE-ID: CVE-2025-21934)
The vulnerability allows a local user to escalate privileges on the system.
The vulnerability exists due to a use-after-free error within the rio_mport_add_riodev() function in drivers/rapidio/devices/rio_mport_cdev.c. A local user can escalate privileges on the system.
Remediation
Install update from vendor's website.
References
- https://git.kernel.org/stable/c/22e4977141dfc6d109bf29b495bf2187b4250990
- https://git.kernel.org/stable/c/2537f01d57f08c527e40bbb5862aa6ff43344898
- https://git.kernel.org/stable/c/88ddad53e4cfb6de861c6d4fb7b25427f46baed5
- https://git.kernel.org/stable/c/a5f5e520e8fbc6294020ff8afa36f684d92c6e6a
- https://git.kernel.org/stable/c/b2ef51c74b0171fde7eb69b6152d3d2f743ef269
- https://git.kernel.org/stable/c/cdd9f58f7fe41a55fae4305ea51fc234769fd466
- https://git.kernel.org/stable/c/d4ec862ce80f64db923a1d942b5d11cf6fc87d36
- https://git.kernel.org/stable/c/f0aa4ee1cbbf7789907e5a3f6810de01c146c211
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.13.7