PT-2024-8458 · Linux+3 · Linux Kernel+3

Tetsuo Handa · Published 2022-09-20 · Updated 2025-01-07 · CVE-2022-48642

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 nf tables addchain() function of the Linux kernel's nf tables component. This leak occurs when the nft chain offload priority() function returns an error, which started happening after a specific commit that mapped base chain priority to hardware priority. The memory leak can 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:2024-10018

CVE-2022-48642

OESA-2024-2080

OPENSUSE-SU-2024_1644-1

OPENSUSE-SU-2024_1659-1

OPENSUSE-SU-2024_1663-1

SUSE-SU-2024:1644-1

SUSE-SU-2024:1659-1

SUSE-SU-2024:1663-1

Affected Products

Astra Linux

Linux Kernel

Red Os

Suse

References · 601

• 🔥 https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/48xxx/CVE-2022-48642.json · Exploit
• 🔥 https://github.com/MaherAzzouzi/CVE-2024-26817-amdkfd · Exploit
• https://nvd.nist.gov/vuln/detail/CVE-2021-47292 · Security Note
• https://git.kernel.org/stable/c/b043a525a3f5520abb676a7cd8f6328fdf959e88 · Patch
• https://nvd.nist.gov/vuln/detail/CVE-2024-42305 · Security Note
• https://ubuntu.com/security/CVE-2022-48642 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2022-48898 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2022-48686 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2024-42284 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2022-48899 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2022-48663 · Security Note
• 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-2024-43860 · Security Note