PT-2024-5432 · Linux+4 · Linux Kernel+4

Sakari Ailus · Published 2024-04-10 · Updated 2025-09-29 · CVE-2024-39485

Positive Technologies (AI Summary)

CVSS v3.1

5.5

Medium

Base vector

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

Name of the Vulnerable Software and Affected Versions Linux kernel (affected versions not specified)

Description The issue is related to the Linux kernel's media subsystem, specifically the v4l async module. The notifier entry of a notifier is not re-initialised after unregistering the notifier, leading to dangling pointers. This can be resolved by using list del init() to return the notifier entry an empty list. The vulnerability may allow an attacker to impact the availability of protected information.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

Improper Initialization

Weakness Enumeration

CWE-665

Related Identifiers

ALSA-2025_16880

ALT-PU-2024-10855

ALT-PU-2024-13979

ALT-PU-2024-14046

AZL-43261

BDU:2024-06081

CVE-2024-39485

MGASA-2024-0263

MGASA-2024-0266

OESA-2024-1897

USN-6999-1

USN-6999-2

USN-7004-1

USN-7005-1

USN-7005-2

USN-7008-1

USN-7029-1

Affected Products

Alt Linux

Linuxmint

Linux Kernel

Red Os

Ubuntu

References · 328

• 🔥 https://github.com/CVEProject/cvelistV5/tree/main/cves/2024/39xxx/CVE-2024-39485.json · Exploit
• https://ubuntu.com/security/CVE-2024-40957 · Vendor Advisory
• https://ubuntu.com/security/notices/USN-7004-1 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2024-40912 · Security Note
• https://ubuntu.com/security/CVE-2024-40984 · Vendor Advisory
• https://ubuntu.com/security/notices/USN-6999-1 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2024-39485 · Security Note
• https://ubuntu.com/security/notices/USN-6999-2 · Vendor Advisory
• https://ubuntu.com/security/CVE-2024-40973 · Vendor Advisory
• https://ubuntu.com/security/CVE-2024-39488 · Vendor Advisory
• https://ubuntu.com/security/CVE-2024-41002 · Vendor Advisory
• https://ubuntu.com/security/CVE-2024-40906 · Vendor Advisory
• https://ubuntu.com/security/CVE-2024-38628 · Vendor Advisory
• https://ubuntu.com/security/CVE-2024-34027 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2024-40974 · Security Note