CVE-2024-35786: linux kernel — Fix

Description

In the Linux kernel, the following vulnerability has been resolved: drm/nouveau: fix stale locked mutex in nouveau_gem_ioctl_pushbuf If VM_BIND is enabled on the client the legacy submission ioctl can't be used, however if a client tries to do so regardless it will return an error. In this case the clients mutex remained unlocked leading to a deadlock inside nouveau_drm_postclose or any other nouveau ioctl call.

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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-667 CWE-667

Affected Products

Vendor	Product	Versions
linux	linux_kernel	6.6 — 6.6.24
linux	linux_kernel	6.7 — 6.7.12
linux	linux_kernel	All
linux	linux_kernel	All
linux	linux_kernel	All
linux	linux_kernel	All
linux	linux_kernel	All
linux	linux_kernel	All

References

Advisories & Patches

https://git.kernel.org/stable/c/b466416bdd6ecbde15ce987226ea633a0268fbb1 https://git.kernel.org/stable/c/c288a61a48ddb77ec097e11ab81b81027cd4e197 https://git.kernel.org/stable/c/daf8739c3322a762ce84f240f50e0c39181a41ab https://git.kernel.org/stable/c/b466416bdd6ecbde15ce987226ea633a0268fbb1 https://git.kernel.org/stable/c/c288a61a48ddb77ec097e11ab81b81027cd4e197 https://git.kernel.org/stable/c/daf8739c3322a762ce84f240f50e0c39181a41ab

Frequently Asked Questions

What is CVE-2024-35786? +

In the Linux kernel, the following vulnerability has been resolved: drm/nouveau: fix stale locked mutex in nouveau_gem_ioctl_pushbuf If VM_BIND is enabled on the client the legacy submission ioctl can't be used, however if a client tries to do so regardless it will return an error. In this case the clients mutex remained unlocked leading to a deadlock inside nouveau_drm_postclose or any other nouveau ioctl call. It has a CVSS v3.1 base score of 5.5 (MEDIUM).

How severe is CVE-2024-35786? +

CVE-2024-35786 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-2024-35786? +

CVE-2024-35786 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-2024-35786? +

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-2024-35786