#VU102109 NULL pointer dereference in Linux kernel - CVE-2024-56611


Vulnerability identifier: #VU102109

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-2024-56611

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 migrate_to_node() function in mm/mempolicy.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/091c1dd2d4df6edd1beebe0e5863d4034ade9572
https://git.kernel.org/stable/c/42d9fe2adf8613f9eea1f0c2619c9e2611eae0ea
https://git.kernel.org/stable/c/a13b2b9b0b0b04612c7d81e3b3dfb485c5f7abc3


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.


Latest bulletins with this vulnerability