CVE-2024-39485: linux kernel — Fix

Description

In the Linux kernel, the following vulnerability has been resolved: media: v4l: async: Properly re-initialise notifier entry in unregister The notifier_entry of a notifier is not re-initialised after unregistering the notifier. This leads to dangling pointers being left there so use list_del_init() to return the notifier_entry an empty list.

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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-665 CWE-665

Affected Products

Vendor	Product	Versions
linux	linux_kernel	< 6.6.34
linux	linux_kernel	6.9 — 6.9.5
linux	linux_kernel	All

References

Advisories & Patches

https://git.kernel.org/stable/c/1aa6cd4adfc0380fa1ccc2f146848940ff882a66 https://git.kernel.org/stable/c/87100b09246202a91fce4a1562955c32229173bb https://git.kernel.org/stable/c/9537a8425a7a0222999d5839a0b394b1e8834b4a https://git.kernel.org/stable/c/1aa6cd4adfc0380fa1ccc2f146848940ff882a66 https://git.kernel.org/stable/c/87100b09246202a91fce4a1562955c32229173bb https://git.kernel.org/stable/c/9537a8425a7a0222999d5839a0b394b1e8834b4a

Frequently Asked Questions

What is CVE-2024-39485? +

In the Linux kernel, the following vulnerability has been resolved: media: v4l: async: Properly re-initialise notifier entry in unregister The notifier_entry of a notifier is not re-initialised after unregistering the notifier. This leads to dangling pointers being left there so use list_del_init() to return the notifier_entry an empty list. It has a CVSS v3.1 base score of 5.5 (MEDIUM).

How severe is CVE-2024-39485? +

CVE-2024-39485 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-2024-39485? +

CVE-2024-39485 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-2024-39485? +

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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