#VU98981 NULL pointer dereference in Linux kernel - CVE-2024-47687
Vulnerability identifier: #VU98981
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-2024-47687
CWE-ID:
CWE-476
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 NULL pointer dereference within the mlx5_vdpa_show_mr_leaks() function in drivers/vdpa/mlx5/core/mr.c. A local user can perform a denial of service (DoS) attack.
Mitigation
Install update from vendor's website.
Vulnerable software versions
Linux kernel: 6.10, 6.10.1, 6.10.2, 6.10.3, 6.10.4, 6.10.5, 6.10.6, 6.10.7, 6.10.8, 6.10.9, 6.10.10, 6.10.11, 6.10.12, 6.11, 6.11.1
External links
https://git.kernel.org/stable/c/b6fbb1c7801f46a0e5461c02904eab0d7535c790
https://git.kernel.org/stable/c/5fe351def237df1ad29aa8af574350bc5340b4cf
https://git.kernel.org/stable/c/dc12502905b7a3de9097ea6b98870470c2921e09
https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.10.13
https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.11.2
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.
