PT-2024-10537 · Linux+3 · Linux Kernel+3

Eric Biggers · Published 2022-01-24 · Updated 2025-09-25 · CVE-2022-48831

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 reference leak in the asymmetric verify() function of the Linux kernel's ima component. This leak occurs when the algorithm of a key is unknown. The exploitation of this issue may lead to a denial of service.

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

Exploit

Memory Leak

Weakness Enumeration

CWE-401

Related Identifiers

BDU:2025-01088

CVE-2022-48831

OPENSUSE-SU-2024_2947-1

SUSE-SU-2024:2894-1

SUSE-SU-2024:2902-1

SUSE-SU-2024:2929-1

SUSE-SU-2024:2939-1

SUSE-SU-2024:2947-1

Affected Products

Astra Linux

Linux Kernel

Red Os

Suse

References · 1234

• 🔥 https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/48xxx/CVE-2022-48831.json · Exploit
• https://osv.dev/vulnerability/CVE-2022-48831 · Vendor Advisory
• https://git.kernel.org/stable/c/89f586d3398f4cc0432ed870949dffb702940754 · Patch
• https://git.kernel.org/stable/c/926fd9f23b27ca6587492c3f58f4c7f4cd01dad5 · Patch
• https://osv.dev/vulnerability/SUSE-SU-2024:2929-1 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2022-48831 · Security Note
• https://security-tracker.debian.org/tracker/CVE-2022-48831 · Vendor Advisory
• https://osv.dev/vulnerability/SUSE-SU-2024:2894-1 · Vendor Advisory
• https://cve.org/CVERecord?id=CVE-2022-48831 · Security Note
• https://osv.dev/vulnerability/SUSE-SU-2024:2939-1 · Vendor Advisory
• https://osv.dev/vulnerability/UBUNTU-CVE-2022-48831 · Vendor Advisory
• https://git.kernel.org/stable/c/0838d6d68182f0b28a5434bc6d50727c4757e35b · Patch
• https://bdu.fstec.ru/vul/2025-01088 · Security Note
• https://osv.dev/vulnerability/SUSE-SU-2024:2947-1 · Vendor Advisory
• https://ubuntu.com/security/CVE-2022-48831 · Vendor Advisory