CVE-2024-46818: linux kernel — Fix

Description

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Check gpio_id before used as array index [WHY & HOW] GPIO_ID_UNKNOWN (-1) is not a valid value for array index and therefore should be checked in advance. This fixes 5 OVERRUN issues reported by Coverity.

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CVSS v3.1 Score

7.8

HIGH

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

Weakness Type (CWE)

CWE-129 CWE-129

Affected Products

Vendor	Product	Versions
linux	linux_kernel	< 5.4.284
linux	linux_kernel	5.5 — 5.10.226
linux	linux_kernel	5.11 — 5.15.167
linux	linux_kernel	5.16 — 6.1.109
linux	linux_kernel	6.2 — 6.6.50
linux	linux_kernel	6.7 — 6.10.9

References

Advisories & Patches

https://git.kernel.org/stable/c/0184cca30cad74d88f5c875d4e26999e26325700 https://git.kernel.org/stable/c/08e7755f754e3d2cef7d3a7da538d33526bd6f7c https://git.kernel.org/stable/c/276e3fd93e3beb5894eb1cc8480f9f417d51524d https://git.kernel.org/stable/c/2a5626eeb3b5eec7a36886f9556113dd93ec8ed6 https://git.kernel.org/stable/c/3d4198ab612ad48f73383ad3bb5663e6f0cdf406 https://git.kernel.org/stable/c/40c2e8bc117cab8bca8814735f28a8b121654a84 https://git.kernel.org/stable/c/8520fdc8ecc38f240a8e9e7af89cca6739c3e790

Other References

https://lists.debian.org/debian-lts-announce/2024/10/msg00003.html https://lists.debian.org/debian-lts-announce/2025/01/msg00001.html

Frequently Asked Questions

What is CVE-2024-46818? +

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Check gpio_id before used as array index [WHY & HOW] GPIO_ID_UNKNOWN (-1) is not a valid value for array index and therefore should be checked in advance. This fixes 5 OVERRUN issues reported by Coverity. It has a CVSS v3.1 base score of 7.8 (HIGH).

How severe is CVE-2024-46818? +

CVE-2024-46818 has a CVSS v3.1 score of 7.8 out of 10, rated HIGH. This is a high-severity vulnerability that should be prioritized for patching.

What products are affected by CVE-2024-46818? +

CVE-2024-46818 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-2024-46818? +

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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