PT-2023-9496 · Linux+2 · Linux Kernel+2

Published 2023-09-12 · Updated 2025-03-19 · CVE-2023-52512

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 an out of bounds write in the pinctrl component of the Linux kernel, specifically in the nuvoton wpcm450 module. This occurs because a write into pctrl->gpio bank happens before the check for GPIO index validity, allowing for a potential out of bounds write. The vulnerability was found by the Linux Verification Center with SVACE.

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

Exploit

Out of bounds Read

Memory Corruption

Weakness Enumeration

CWE-125

CWE-787

Related Identifiers

BDU:2024-07851

CVE-2023-52512

Affected Products

Astra Linux

Linux Kernel

Red Os

References · 28

• 🔥 https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/52xxx/CVE-2023-52512.json · Exploit
• https://ubuntu.com/security/CVE-2023-52512 · Vendor Advisory
• https://git.kernel.org/stable/c/87d315a34133edcb29c4cadbf196ec6c30dfd47b · Patch
• https://git.kernel.org/stable/c/6c18c386fd13dbb3ff31a1086dabb526780d9bda · Patch
• https://osv.dev/vulnerability/UBUNTU-CVE-2023-52512 · Vendor Advisory
• https://git.kernel.org/stable/c/c9d7cac0fd27c74dd368e80dc4b5d0f9f2e13cf8 · Patch
• https://osv.dev/vulnerability/CVE-2023-52512 · Vendor Advisory
• https://osv.dev/vulnerability/DEBIAN-CVE-2023-52512 · Vendor Advisory
• https://wiki.astralinux.ru/pages/viewpage.action?pageId=319139257 · Vendor Advisory
• https://security-tracker.debian.org/tracker/CVE-2023-52512 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2023-52512 · Security Note
• https://wiki.astralinux.ru/astra-linux-se47-bulletin-2024-1031SE47 · Vendor Advisory
• https://osv.dev/vulnerability/BELL-CVE-2023-52512 · Vendor Advisory
• https://bdu.fstec.ru/vul/2024-07851 · Security Note
• https://cve.org/CVERecord?id=CVE-2023-52512 · Security Note