Input validation error in Linux kernel - CVE-2025-37773
Published: May 2, 2025 / Updated: May 10, 2025
Vulnerability identifier: #VU108388
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2025-37773
CWE-ID: CWE-20
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vendor: Linux Foundation
Affected software:
Linux kernel
Linux kernel
Detailed vulnerability description
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to improper input validation within the virtio_fs_get_tree() function in fs/fuse/virtio_fs.c. A local user can perform a denial of service (DoS) attack.
How to mitigate CVE-2025-37773
Install update from vendor's website.
Sources
- https://git.kernel.org/stable/c/599d1e2a6aecc44acf22fe7ea6f5e84a7e526abe
- https://git.kernel.org/stable/c/5ee09cdaf3414f6c92960714af46d3d90eede2f3
- https://git.kernel.org/stable/c/9d6dcf18a1b49990295ac8a05fd9bdfd27ccbf88
- https://git.kernel.org/stable/c/a648d80f8d9b208beee03a2d9aa690cfacf1d41e
- https://git.kernel.org/stable/c/a94fd938df2b1628da66b498aa0eeb89593bc7a2
- https://git.kernel.org/stable/c/b84f13fdad10a543e2e65bab7e81b3f0bceabd67
- https://git.kernel.org/stable/c/c3e31d613951c299487844c4d1686a933e8ee291
- https://git.kernel.org/stable/c/f6ec52710dc5e156b774cbef5d0f5c99b1c53a80
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.6.88