SB2025040239 - Use-after-free in Linux kernel rapidio driver
Published: April 2, 2025 Updated: May 11, 2025
Security Bulletin ID
SB2025040239
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-2025-21935)
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_scan_alloc_net() function in drivers/rapidio/rio-scan.c. A local user can escalate privileges on the system.
Remediation
Install update from vendor's website.
References
- https://git.kernel.org/stable/c/181d4daaefb3bceeb2f2635ba9f3781eeda9e550
- https://git.kernel.org/stable/c/4f3509cfcc02e9d757f2714bb7dbbeec35de6fa7
- https://git.kernel.org/stable/c/6d22953c4a183d0b7fdf34d68c5debd16da6edc5
- https://git.kernel.org/stable/c/a0d069ccc475abaaa79c6368ee27fc0b5912bea8
- https://git.kernel.org/stable/c/ad82be4298a89a9ae46f07128bdf3d8614bce745
- https://git.kernel.org/stable/c/c332f3e2df0fcae5a45fd55cc18902fb1e4825ca
- https://git.kernel.org/stable/c/e6411c3b9512dba09af7d014d474516828c89706
- https://git.kernel.org/stable/c/e842f9a1edf306bf36fe2a4d847a0b0d458770de
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.10.235
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.179
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.4.291
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1.131
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.12.19
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.13.7
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.14
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.6.83