PT-2022-7443 · Linux+3 · Linux Kernel+3

Published 2022-08-31 · Updated 2024-10-30 · CVE-2022-48691

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 memory leak in the netfilter component of the Linux kernel. Specifically, the nft chain release hook() function does not properly release hooks when offload flags check fails, leading to a memory leak. This can cause a denial of service. The vulnerability is related to the netfilter subsystem and the nf tables component.

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:2024-06341

CVE-2022-48691

OESA-2024-2080

SUSE-SU-2024:2008-1

SUSE-SU-2024:2019-1

SUSE-SU-2024:2190-1

Affected Products

Astra Linux

Linux Kernel

Red Os

Suse

References · 1243

• 🔥 https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/48xxx/CVE-2022-48691.json · Exploit
• https://nvd.nist.gov/vuln/detail/CVE-2021-47292 · Security Note
• https://git.kernel.org/stable/c/1ce55ec5cb7c573c983dffbe290b8d17caf1f157 · Patch
• https://nvd.nist.gov/vuln/detail/CVE-2024-42305 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2022-48898 · Security Note
• https://osv.dev/vulnerability/SUSE-SU-2024:2019-1 · Vendor Advisory
• https://git.kernel.org/stable/c/77972a36ecc4db7fc7c68f0e80714263c5f03f65 · Patch
• https://nvd.nist.gov/vuln/detail/CVE-2022-48656 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2022-48642 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2023-52903 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2022-48648 · Security Note
• https://osv.dev/vulnerability/SUSE-SU-2024:2190-1 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2022-48639 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2023-52898 · Security Note
• https://osv.dev/vulnerability/OESA-2024-2080 · Vendor Advisory