PT-2025-37598 · Linux+1 · Linux Kernel+1

Published 2022-09-19 · Updated 2025-09-20 · CVE-2022-50296

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 A warning message was generated in the kernel when CONFIG CPUMASK OFFSTACK and CONFIG DEBUG PER CPU MAPS were selected, while displaying /proc/cpuinfo. The issue was resolved by using nr cpu ids instead of NR CPUS to iterate through CPUs.

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

Exploit

Stack Overflow

Buffer Overflow

Weakness Enumeration

CWE-121

CWE-119

Related Identifiers

BDU:2026-04862

CVE-2022-50296

Affected Products

Astra Linux

Linux Kernel

References · 29

• 🔥 https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/50xxx/CVE-2022-50296.json · Exploit
• https://git.kernel.org/stable/c/8f96aa67c2ccbd7e41b8dc992b8d13cfe206d571 · Patch
• https://nvd.nist.gov/vuln/detail/CVE-2022-50296 · Security Note
• https://git.kernel.org/stable/c/16c546e148fa6d14a019431436a6f7b4087dbccd · Patch
• https://git.kernel.org/stable/c/844748412be03a236dcf4a208b588162a275e189 · Patch
• https://git.kernel.org/stable/c/2e3863cc02c156b51b50592d43ffa6a13b680b0d · Patch
• https://git.kernel.org/stable/c/7efe61dc6aa45aab8a40e304fa2dae21e33b0db4 · Patch
• https://git.kernel.org/stable/c/dbd964a733db015bbb9dff592c259c736398140f · Patch
• https://security-tracker.debian.org/tracker/CVE-2022-50296 · Vendor Advisory
• https://git.kernel.org/stable/c/6a73e6edcbf3cdd82796dcdf0c0f5fe5d91021af · Patch
• https://bdu.fstec.ru/vul/2026-04862 · Security Note
• https://osv.dev/vulnerability/UBUNTU-CVE-2022-50296 · Vendor Advisory
• https://git.kernel.org/stable/c/5177bdc38eaa1c1ca6302214ab06913540cd00a2 · Patch
• https://git.kernel.org/stable/c/cd251d39b13485eb94ee65bb000d024e02c00e45 · Patch
• https://osv.dev/vulnerability/DEBIAN-CVE-2022-50296 · Vendor Advisory