PT-2025-8253 · Linux+4 · Linux Kernel+4

Yang Yingliang · Published 2022-05-06 · Updated 2025-09-29 · CVE-2022-49319

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 identified, specifically in the iommu/arm-smmu-v3 component. The issue arises when the platform get resource() function returns NULL, potentially leading to a null pointer dereference. It is crucial to check the return value of this function to prevent such errors.

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:2026-02214

CESA-2023_2951

CVE-2022-49319

RHSA-2023:2458

RHSA-2023:2951

RHSA-2023_2458

RHSA-2023_2951

SUSE-SU-2025:02846-1

SUSE-SU-2025:1027-1

SUSE-SU-2025:1176-1

SUSE-SU-2025:1183-1

SUSE-SU-2025:1241-1

SUSE-SU-2025_02846-1

SUSE-SU-2025_1027-1

SUSE-SU-2025_1241-1

Affected Products

Astra Linux

Centos

Linux Kernel

Red Hat

Suse

References · 1500

• 🔥 https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/49xxx/CVE-2022-49319.json · Exploit
• https://git.kernel.org/stable/c/b131fa8c1d2afd05d0b7598621114674289c2fbb · Patch
• https://git.kernel.org/stable/c/db728a891f9177b044aaca89b678f6b5e24d5cc3 · Patch
• https://osv.dev/vulnerability/SUSE-SU-2025:02846-1 · Vendor Advisory
• https://osv.dev/vulnerability/SUSE-SU-2025:1183-1 · Vendor Advisory
• https://git.kernel.org/stable/c/fb0f1c5eb8d60b3e018ba7c87da249b52674ebe6 · Patch
• https://osv.dev/vulnerability/SUSE-SU-2025:1176-1 · Vendor Advisory
• https://git.kernel.org/stable/c/54c1e0e3bbcab2abe25b2874a43050ae5df87831 · Patch
• https://git.kernel.org/stable/c/54cf47da0c7532d151d76e5d63f5936191698c44 · Patch
• https://bdu.fstec.ru/vul/2026-02214 · Security Note
• https://osv.dev/vulnerability/SUSE-SU-2025:1241-1 · Vendor Advisory
• https://osv.dev/vulnerability/DEBIAN-CVE-2022-49319 · Vendor Advisory
• https://osv.dev/vulnerability/SUSE-SU-2025:1027-1 · Vendor Advisory
• https://security-tracker.debian.org/tracker/CVE-2022-49319 · Vendor Advisory
• https://osv.dev/vulnerability/UBUNTU-CVE-2022-49319 · Vendor Advisory