#VU94284 Improper locking in Linux kernel - CVE-2024-39507
Vulnerability identifier: #VU94284
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:
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 hclge_push_link_status(), hclge_update_link_status(), hclge_uninit_need_wait() and hclge_uninit_client_instance() functions in drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c. A local user can perform a denial of service (DoS) attack.
Mitigation
Install update from vendor's website.
Vulnerable software versions
Linux kernel: All versions
External links
https://git.kernel.org/stable/c/62b5dfb67bfa8bd0301bf3442004563495f9ee48
https://git.kernel.org/stable/c/6d0007f7b69d684879a0f598a042e40244d3cf63
https://git.kernel.org/stable/c/689de7c3bfc7d47e0eacc641c4ce4a0f579aeefa
https://git.kernel.org/stable/c/b2c5024b771cd1dd8175d5f6949accfadbab7edd
https://git.kernel.org/stable/c/12cda920212a49fa22d9e8b9492ac4ea013310a4
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.
