#VU108244 Use-after-free in Linux kernel - CVE-2025-37786
Published: May 2, 2025 / Updated: May 10, 2025
Vulnerability identifier: #VU108244
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-2025-37786
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 dsa_tree_teardown_lags(), dsa_tree_setup(), dsa_tree_teardown_switches() and dsa_tree_teardown() functions in net/dsa/dsa.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/5c8066fbdb9653c6e9a224bdcd8f9c91a484f0de
- https://git.kernel.org/stable/c/8bf108d7161ffc6880ad13a0cc109de3cf631727
- https://git.kernel.org/stable/c/a038f5f15af455dfe35bc68549e02b950978700a
- https://git.kernel.org/stable/c/fb12b460ec46c9efad98de6d9ba349691db51dc7
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.6.88