CVE-2022-49222: linux kernel Integer Overflow — Fix

Description

In the Linux kernel, the following vulnerability has been resolved: drm/bridge: anx7625: Fix overflow issue on reading EDID The length of EDID block can be longer than 256 bytes, so we should use `int` instead of `u8` for the `edid_pos` variable.

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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-190 Integer Overflow

Affected Products

Vendor	Product	Versions
linux	linux_kernel	5.11 — 5.15.33
linux	linux_kernel	5.16 — 5.16.19
linux	linux_kernel	5.17 — 5.17.2

References

Advisories & Patches

https://git.kernel.org/stable/c/64c06df2428bb7bb3d8cf5691416001af42d94dd https://git.kernel.org/stable/c/d5c6f647aec9ed524aedd04a3aec5ebc21d39007 https://git.kernel.org/stable/c/db1c47d299298a7c52ccb201905d6be979fd7507 https://git.kernel.org/stable/c/f0d5d938d51af4eb08d9d8684fd9903425a0a87d

Frequently Asked Questions

What is CVE-2022-49222? +

In the Linux kernel, the following vulnerability has been resolved: drm/bridge: anx7625: Fix overflow issue on reading EDID The length of EDID block can be longer than 256 bytes, so we should use `int` instead of `u8` for the `edid_pos` variable. It has a CVSS v3.1 base score of 5.5 (MEDIUM).

How severe is CVE-2022-49222? +

CVE-2022-49222 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-2022-49222? +

CVE-2022-49222 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-2022-49222? +

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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