PT-2023-8765 · Linux · Linux Kernel

Alex Deucher + 2 · Published 2023-11-30 · Updated 2024-04-30 · CVE-2023-52460

Positive Technologies (AI Summary)

CVSS v3.1

5.5

Medium

Base vector

AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Name of the Vulnerable Software and Affected Versions Linux kernel (affected versions not specified)

Description The issue is related to a NULL pointer dereference in the Linux kernel's drm/amd/display module. Specifically, during the hibernate sequence, the source context might not have a clk mgr, which can lead to a NULL pointer dereference. This can cause a denial of service. The vulnerability is associated with the function dc resource state copy construct() in the drivers/gpu/drm/amd/display/dc/core/dc resource.c file of the AMD video driver.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

NULL Pointer Dereference

Weakness Enumeration

CWE-476

Related Identifiers

BDU:2024-01845

CVE-2023-52460

Affected Products

Linux Kernel

References · 16

• 🔥 https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/52xxx/CVE-2023-52460.json · Exploit
• https://bdu.fstec.ru/vul/2024-01845 · Security Note
• https://ubuntu.com/security/CVE-2023-52460 · Vendor Advisory
• https://git.kernel.org/stable/c/b719a9c15d52d4f56bdea8241a5d90fd9197ce99 · Patch
• https://git.kernel.org/stable/c/6b80326efff093d037e0971831dca6ebddba9b45 · Patch
• https://osv.dev/vulnerability/CVE-2023-52460 · Vendor Advisory
• https://cve.org/CVERecord?id=CVE-2023-52460 · Security Note
• https://osv.dev/vulnerability/BELL-CVE-2023-52460 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2023-52460 · Security Note
• https://osv.dev/vulnerability/UBUNTU-CVE-2023-52460 · Vendor Advisory
• https://lore.kernel.org/linux-cve-announce/2024022333-CVE-2023-52460-a52b@gregkh · Note
• https://kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.7.2 · Note
• https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git · Note
• https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-52460 · Note
• https://lore.kernel.org/linux-cve-announce/2024022333-CVE-2023-52460-a52b@gregkh/T/#u · Note