CVE-2023-52495: linux kernel Memory Corruption — Fix

Description

In the Linux kernel, the following vulnerability has been resolved: soc: qcom: pmic_glink_altmode: fix port sanity check The PMIC GLINK altmode driver currently supports at most two ports. Fix the incomplete port sanity check on notifications to avoid accessing and corrupting memory beyond the port array if we ever get a notification for an unsupported port.

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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-787 Out-of-bounds Write

Affected Products

Vendor	Product	Versions
linux	linux_kernel	6.3 — 6.6.15
linux	linux_kernel	6.7 — 6.7.3

References

Advisories & Patches

https://git.kernel.org/stable/c/532a5557da6892a6b2d5793052e1bce1f4c9e177 https://git.kernel.org/stable/c/c4fb7d2eac9ff9bfc35a2e4d40c7169a332416e0 https://git.kernel.org/stable/c/d26edf4ee3672cc9828f2a3ffae34086a712574d https://git.kernel.org/stable/c/532a5557da6892a6b2d5793052e1bce1f4c9e177 https://git.kernel.org/stable/c/c4fb7d2eac9ff9bfc35a2e4d40c7169a332416e0 https://git.kernel.org/stable/c/d26edf4ee3672cc9828f2a3ffae34086a712574d

Frequently Asked Questions

What is CVE-2023-52495? +

In the Linux kernel, the following vulnerability has been resolved: soc: qcom: pmic_glink_altmode: fix port sanity check The PMIC GLINK altmode driver currently supports at most two ports. Fix the incomplete port sanity check on notifications to avoid accessing and corrupting memory beyond the port array if we ever get a notification for an unsupported port. It has a CVSS v3.1 base score of 7.8 (HIGH).

How severe is CVE-2023-52495? +

CVE-2023-52495 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-2023-52495? +

CVE-2023-52495 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-2023-52495? +

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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