SB2025042235 - Use-after-free in Linux kernel hsi clients driver
Published: April 22, 2025 Updated: May 11, 2025
Security Bulletin ID
SB2025042235
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-2025-37838)
The vulnerability allows a local user to escalate privileges on the system.
The vulnerability exists due to a use-after-free error within the ssip_reset() function in drivers/hsi/clients/ssi_protocol.c. A local user can escalate privileges on the system.
Remediation
Install update from vendor's website.
References
- https://git.kernel.org/stable/c/4b4194c9a7a8f92db39e8e86c85f4fb12ebbec4f
- https://git.kernel.org/stable/c/834e602d0cc7c743bfce734fad4a46cefc0f9ab1
- https://git.kernel.org/stable/c/ae5a6a0b425e8f76a9f0677e50796e494e89b088
- https://git.kernel.org/stable/c/e3f88665a78045fe35c7669d2926b8d97b892c11
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.10.237
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.181
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.4.293
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1.135
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.12.24
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.13.12
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.14.3
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.6.88