CVE-2022-49467: linux kernel — Fix

Description

In the Linux kernel, the following vulnerability has been resolved: drm: msm: fix possible memory leak in mdp5_crtc_cursor_set() drm_gem_object_lookup will call drm_gem_object_get inside. So cursor_bo needs to be put when msm_gem_get_and_pin_iova fails.

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CVSS v3.1 Score

5.5

MEDIUM

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Weakness Type (CWE)

CWE-401 CWE-401

Affected Products

Vendor	Product	Versions
linux	linux_kernel	4.0 — 4.19.247
linux	linux_kernel	4.20 — 5.4.198
linux	linux_kernel	5.5 — 5.10.121
linux	linux_kernel	5.11 — 5.15.46
linux	linux_kernel	5.16 — 5.17.14
linux	linux_kernel	5.18 — 5.18.3

References

Advisories & Patches

https://git.kernel.org/stable/c/33546183c16c7b9650682dc610bedd732d9c6919 https://git.kernel.org/stable/c/449374565f349d4233beec811d4286fdfe5de44b https://git.kernel.org/stable/c/656aa3c51fc662064f17179b38ec3ce43af53bca https://git.kernel.org/stable/c/947a844bb3ebff0f4736d244d792ce129f6700d7 https://git.kernel.org/stable/c/d544880482a5558ec06393b1b3d5dc9275b7a32b https://git.kernel.org/stable/c/d63ffe3fb3f8327ca21cf91b6a14a2961bc629b4 https://git.kernel.org/stable/c/f8cd192752a1f613b14eee77783c6f0aebb49691

Frequently Asked Questions

What is CVE-2022-49467? +

In the Linux kernel, the following vulnerability has been resolved: drm: msm: fix possible memory leak in mdp5_crtc_cursor_set() drm_gem_object_lookup will call drm_gem_object_get inside. So cursor_bo needs to be put when msm_gem_get_and_pin_iova fails. It has a CVSS v3.1 base score of 5.5 (MEDIUM).

How severe is CVE-2022-49467? +

CVE-2022-49467 has a CVSS v3.1 score of 5.5 out of 10, rated MEDIUM. This is a medium-severity vulnerability that should be remediated as part of regular maintenance.

What products are affected by CVE-2022-49467? +

CVE-2022-49467 affects products from linux, specifically: linux_kernel. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2022-49467? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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