CVE-2024-43849: linux kernel — Fix

Description

In the Linux kernel, the following vulnerability has been resolved: soc: qcom: pdr: protect locator_addr with the main mutex If the service locator server is restarted fast enough, the PDR can rewrite locator_addr fields concurrently. Protect them by placing modification of those fields under the main pdr->lock.

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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:H/A:N

Weakness Type (CWE)

CWE-667 CWE-667

Affected Products

Vendor	Product	Versions
linux	linux_kernel	5.7 — 6.1.103
linux	linux_kernel	6.2 — 6.6.44
linux	linux_kernel	6.7 — 6.10.3

References

Advisories & Patches

https://git.kernel.org/stable/c/107924c14e3ddd85119ca43c26a4ee1056fa9b84 https://git.kernel.org/stable/c/3e815626d73e05152a8142f6e44aecc4133e6e08 https://git.kernel.org/stable/c/475a77fb3f0e1d527f56c60b79f5879661df5b80 https://git.kernel.org/stable/c/8543269567e2fb3d976a8255c5e348aed14f98bc https://git.kernel.org/stable/c/d0870c4847e77a49c2f91bb2a8e0fa3c1f8dea5c https://git.kernel.org/stable/c/eab05737ee22216250fe20d27f5a596da5ea6eb7

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-2024-43849? +

In the Linux kernel, the following vulnerability has been resolved: soc: qcom: pdr: protect locator_addr with the main mutex If the service locator server is restarted fast enough, the PDR can rewrite locator_addr fields concurrently. Protect them by placing modification of those fields under the main pdr->lock. It has a CVSS v3.1 base score of 5.5 (MEDIUM).

How severe is CVE-2024-43849? +

CVE-2024-43849 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-2024-43849? +

CVE-2024-43849 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-2024-43849? +

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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CVE-2024-43849