PT-2025-37597 · Linux+2 · Linux Kernel+2

Published 2022-10-19 · Updated 2025-09-20 · CVE-2022-50295

Positive Technologies (AI Summary)

CVSS v2.0

6.0

Medium

Base vector

AV:L/AC:H/Au:S/C:C/I:C/A:C

Name of the Vulnerable Software and Affected Versions Linux kernel versions prior to 6.1.0-rc1 #28

Description The Linux kernel contains a vulnerability in the io uring/msg ring component. A NULL pointer dereference exists in the io msg send fd() function when file ptr is NULL, leading to a crash. This issue was discovered through Syzkaller testing.

Recommendations Update to a version of the Linux kernel newer than 6.1.0-rc1 #28.

Exploit

Fix

Improper Resource Release

NULL Pointer Dereference

Weakness Enumeration

CWE-404

CWE-476

Related Identifiers

BDU:2026-06077

CVE-2022-50295

RHSA-2023:6583

RHSA-2023_6583

Affected Products

Astra Linux

Linux Kernel

Red Hat

References · 17

• 🔥 https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/50xxx/CVE-2022-50295.json · Exploit
• https://git.kernel.org/stable/c/0163e04ea64cc3dfaa12390286e5f2f481c3b2e3 · Patch
• https://osv.dev/vulnerability/CVE-2022-50295 · Vendor Advisory
• https://ubuntu.com/security/CVE-2022-50295 · Vendor Advisory
• https://git.kernel.org/stable/c/16bbdfe5fb0e78e0acb13e45fc127e9a296913f2 · Patch
• https://osv.dev/vulnerability/DEBIAN-CVE-2022-50295 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2022-50295 · Security Note
• https://bdu.fstec.ru/vul/2026-06077 · Security Note
• https://cve.org/CVERecord?id=CVE-2022-50295 · Security Note
• https://security-tracker.debian.org/tracker/CVE-2022-50295 · Vendor Advisory
• https://osv.dev/vulnerability/UBUNTU-CVE-2022-50295 · Vendor Advisory
• https://git.kernel.org/linus/16bbdfe5fb0e78e0acb13e45fc127e9a296913f2 · Note
• https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git · Note
• https://twitter.com/CVEnew/status/1969482394710524043 · Twitter Post
• https://access.redhat.com/security/cve/cve-2022-50295 · Note