#VU103127 Improper locking in Linux kernel - CVE-2024-57946
Published: January 21, 2025 / Updated: May 11, 2025
Vulnerability identifier: #VU103127
Vulnerability risk: Low
CVSSv4.0: 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-2024-57946
CWE-ID: CWE-667
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 perform a denial of service (DoS) attack.
The vulnerability exists due to improper locking within the virtblk_remove() and virtblk_restore() functions in drivers/block/virtio_blk.c. A local user can perform a denial of service (DoS) attack.
Remediation
Install update from vendor's website.
External links
- https://git.kernel.org/stable/c/12c0ddd6c551c1e438b087f874b4f1223a75f7ea
- https://git.kernel.org/stable/c/6dea8e3de59928974bf157dd0499d3958d744ae4
- https://git.kernel.org/stable/c/7678abee0867e6b7fb89aa40f6e9f575f755fb37
- https://git.kernel.org/stable/c/92d5139b91147ab372a17daf5dc27a5b9278e516
- https://git.kernel.org/stable/c/9ca428c6397abaa8c38f5c69133a2299e1efbbf2
- https://git.kernel.org/stable/c/9e323f856cf4963120e0e3892a84ef8bd764a0e4
- https://git.kernel.org/stable/c/d738f3215bb4f88911ff4579780a44960c8e0ca5
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.4.289