Vulnerability identifier: #VU94122
Vulnerability risk: Low
CVSSv3.1: 4.8 [CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C]
CVE-ID:
CWE-ID:
CWE-20
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 input validation within the event_interrupt_wq_v9() function in drivers/gpu/drm/amd/amdkfd/kfd_int_process_v9.c, within the event_interrupt_wq_v11() function in drivers/gpu/drm/amd/amdkfd/kfd_int_process_v11.c, within the event_interrupt_wq_v10() function in drivers/gpu/drm/amd/amdkfd/kfd_int_process_v10.c. A local user can perform a denial of service (DoS) attack.
Mitigation
Install update from vendor's website.
Vulnerable software versions
Linux kernel:
External links
http://git.kernel.org/stable/c/41dc6791596656dd41100b85647ed489e1d5c2f2
http://git.kernel.org/stable/c/b6735bfe941486c5dfc9c3085d2d75d4923f9449
http://git.kernel.org/stable/c/0cac183b98d8a8c692c98e8dba37df15a9e9210d
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.