SB2025022762 - Use-after-free in Linux kernel ethernet davicom driver
Published: February 27, 2025 Updated: May 11, 2025
Security Bulletin ID
SB2025022762
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-2025-21715)
The vulnerability allows a local user to escalate privileges on the system.
The vulnerability exists due to a use-after-free error within the dm9000_drv_remove() function in drivers/net/ethernet/davicom/dm9000.c. A local user can escalate privileges on the system.
Remediation
Install update from vendor's website.
References
- https://git.kernel.org/stable/c/19e65c45a1507a1a2926649d2db3583ed9d55fd9
- https://git.kernel.org/stable/c/2013c95df6752d9c88221d0f0f37b6f197969390
- https://git.kernel.org/stable/c/5a54367a7c2378c65aaa4d3cfd952f26adef7aa7
- https://git.kernel.org/stable/c/c411f9a5fdc9158e8f7c57eac961d3df3eb4d8ca
- https://git.kernel.org/stable/c/c94ab07edc2843e2f3d46dbd82e5c681503aaadf
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1.129