#VU99000 Improper locking in Linux kernel - CVE-2024-50030
Vulnerability identifier: #VU99000
Vulnerability risk: Low
CVSSv4.0: 4.3 [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-2024-50030
CWE-ID:
CWE-667
Exploitation vector: Local
Exploit availability: No
Vulnerable software:
Linux kernel
Operating systems & Components /
Operating system
Vendor: 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 wait_event_timeout() function in drivers/gpu/drm/xe/xe_guc_ct.c. A local user can perform a denial of service (DoS) attack.
Mitigation
Install update from vendor's website.
Vulnerable software versions
Linux kernel: 6.11, 6.11.1, 6.11.2, 6.11.3
External links
https://git.kernel.org/stable/c/8ed7dd4c55e4fb21531a9645aeb66a30eaf43a46
https://git.kernel.org/stable/c/db7f92af626178ba59dbbcdd5dee9ec24a987a88
https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.11.4
https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.12
Q & A
Can this vulnerability be exploited remotely?
No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.
