PT-2025-37574 · Linux+3 · Linux Kernel+3

Published 2022-11-25 · Updated 2025-12-01 · CVE-2022-50272

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 (affected versions not specified)

Description A null-pointer dereference issue exists in the az6027 i2c xfer() function when msg[i].addr is 0x99, specifically when msg[i].len is 0 and msg[i].buf is null. This can lead to a general protection fault. The issue occurs during an I2C transfer operation.

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

Exploit

NULL Pointer Dereference

Weakness Enumeration

CWE-476

Related Identifiers

ALSA-2025_16880

BDU:2026-06072

CVE-2022-50272

RHSA-2023:6583

RHSA-2023_6583

RHSA-2024:0724

SUSE-SU-2025:03613-1

SUSE-SU-2025:03614-1

SUSE-SU-2025:03615-1

SUSE-SU-2025:03626-1

SUSE-SU-2025:03628-1

SUSE-SU-2025:3716-1

SUSE-SU-2025:3761-1

SUSE-SU-2025:4315-1

Affected Products

Astra Linux

Linux Kernel

Red Hat

Suse

References · 1035

• 🔥 https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/50xxx/CVE-2022-50272.json · Exploit
• https://git.kernel.org/stable/c/8b256d23361c51aa4b7fdb71176c1ca50966fb39 · Patch
• https://nvd.nist.gov/vuln/detail/CVE-2022-50272 · Security Note
• https://osv.dev/vulnerability/DEBIAN-CVE-2022-50272 · Vendor Advisory
• https://git.kernel.org/stable/c/210fcf64be4db82c0e190e74b5111e4eef661a7a · Patch
• https://git.kernel.org/stable/c/c712d1ccbfb787620422b437a5b8fac0802547bd · Patch
• https://cve.org/CVERecord?id=CVE-2022-50272 · Security Note
• https://git.kernel.org/stable/c/559891d430e3f3a178040c4371ed419edbfa7d65 · Patch
• https://git.kernel.org/stable/c/6b60cf73a931af34b7a0a3f467a79d9fe0df2d70 · Patch
• https://git.kernel.org/stable/c/7abfe467cd685f5da7ecb415441e45e3e4e2baa8 · Patch
• https://git.kernel.org/stable/c/2b6a8a1a32746981044e7ab06649c804acb4068a · Patch
• https://bdu.fstec.ru/vul/2026-06072 · Security Note
• https://osv.dev/vulnerability/SUSE-SU-2025:03626-1 · Vendor Advisory
• https://osv.dev/vulnerability/SUSE-SU-2025:3761-1 · Vendor Advisory
• https://git.kernel.org/stable/c/6fbc44731a4665cbe92a5090e9804a388a72214b · Patch