#VU104964 Use-after-free in Linux kernel - CVE-2025-21715
Published: February 27, 2025 / Updated: May 11, 2025
Vulnerability identifier: #VU104964
Vulnerability risk: Low
CVSSv4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2025-21715
CWE-ID: CWE-416
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vulnerable software:
Linux kernel
Linux kernel
Software vendor:
Linux Foundation
Linux Foundation
Description
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.
External links
- 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