#VU99191 Buffer overflow in Linux kernel - CVE-2024-49885

Vulnerability identifier: #VU99191

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-2024-49885

CWE-ID: CWE-119

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 memory corruption within the slab_update_freelist(), print_slab_info(), inc_slabs_node() and slab_free_hook() functions in mm/slub.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/7a2e823a19746d54052c625faecf0d2d6c52ee0a
https://git.kernel.org/stable/c/83f0440b2f92227fcce9898118ca7fe7e0d64b1f
https://git.kernel.org/stable/c/59090e479ac78ae18facd4c58eb332562a23020e

---

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.