PT-2025-8549 · Linux+5 · Linux Kernel+5

Pierre-Louis Bossart · Published 2022-01-01 · Updated 2026-03-14 · CVE-2022-49616

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 vulnerability in the Linux kernel has been resolved, specifically in the ASoC: rt7*-sdw module. The issue arises from the lack of a check on the card pointer in the rt700, rt711, and rt711-sdca Realtek headset codec drivers, which can lead to NULL dereferences during driver bind/unbind tests.

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

Exploit

Improper Resource Release

NULL Pointer Dereference

Weakness Enumeration

CWE-404

CWE-476

Related Identifiers

BDU:2026-02206

CESA-2022_7683

CVE-2022-49616

RHSA-2022:7683

RHSA-2022_7683

SUSE-SU-2025:1027-1

SUSE-SU-2025:1176-1

SUSE-SU-2025:1183-1

SUSE-SU-2025:1241-1

SUSE-SU-2025_1027-1

SUSE-SU-2025_1241-1

Affected Products

Astra Linux

Centos

Debian

Linux Kernel

Red Hat

Suse

References · 1333

• 🔥 https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/49xxx/CVE-2022-49616.json · Exploit
• https://osv.dev/vulnerability/CVE-2022-49616 · Vendor Advisory
• https://osv.dev/vulnerability/UBUNTU-CVE-2022-49616 · Vendor Advisory
• https://git.kernel.org/stable/c/07a606e1389a63b61cb8cd591026f30529117573 · Patch
• https://nvd.nist.gov/vuln/detail/CVE-2022-49616 · Security Note
• https://security-tracker.debian.org/tracker/CVE-2022-49616 · Vendor Advisory
• https://ubuntu.com/security/CVE-2022-49616 · Vendor Advisory
• https://osv.dev/vulnerability/SUSE-SU-2025:1183-1 · Vendor Advisory
• https://bdu.fstec.ru/vul/2026-02206 · Security Note
• https://osv.dev/vulnerability/SUSE-SU-2025:1176-1 · Vendor Advisory
• https://cve.org/CVERecord?id=CVE-2022-49616 · Security Note
• https://osv.dev/vulnerability/DEBIAN-CVE-2022-49616 · Vendor Advisory
• https://git.kernel.org/stable/c/1d75b73ec6d6b705cca528b36d8315e43e8d7fa5 · Patch
• https://osv.dev/vulnerability/SUSE-SU-2025:1241-1 · Vendor Advisory
• https://osv.dev/vulnerability/SUSE-SU-2025:1027-1 · Vendor Advisory