PT-2025-8838 · Linux+5 · Linux Kernel+5

Syzbot · Published 2025-01-05 · Updated 2026-04-20 · CVE-2024-58016

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 A vulnerability in the Linux kernel has been identified where the handle policy update() function does not properly check the size of policy writes. This issue can be triggered by attempting to write a buffer with a large size to a sysfs entry, resulting in a warning in kmalloc. The vulnerability is related to the safesetid mechanism and the handling of policy updates.

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

Exploit

Buffer Overflow

Weakness Enumeration

CWE-120

Related Identifiers

BDU:2025-11848

CVE-2024-58016

DLA-4102-1

DLA-4178-1

OESA-2025-1446

OESA-2025-1450

USN-7510-1

USN-7510-2

USN-7510-3

USN-7510-4

USN-7510-5

USN-7510-6

USN-7510-7

USN-7510-8

USN-7511-1

USN-7511-2

USN-7511-3

USN-7512-1

USN-7521-1

USN-7521-2

USN-7521-3

USN-7593-1

USN-7602-1

USN-7651-1

USN-7651-2

USN-7651-3

USN-7651-4

USN-7651-5

USN-7651-6

USN-7652-1

USN-7653-1

USN-7737-1

Affected Products

Astra Linux

Debian

Linuxmint

Linux Kernel

Red Os

Ubuntu

References · 639

• 🔥 https://github.com/CVEProject/cvelistV5/tree/main/cves/2024/58xxx/CVE-2024-58016.json · Exploit
• https://nvd.nist.gov/vuln/detail/CVE-2024-53162 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2025-21721 · Security Note
• https://ubuntu.com/security/CVE-2024-57997 · Vendor Advisory
• https://ubuntu.com/security/CVE-2025-21920 · Vendor Advisory
• https://ubuntu.com/security/CVE-2025-21674 · Vendor Advisory
• https://ubuntu.com/security/CVE-2025-38001 · Vendor Advisory
• https://ubuntu.com/security/CVE-2025-22055 · Vendor Advisory
• https://ubuntu.com/security/CVE-2024-58011 · Vendor Advisory
• https://osv.dev/vulnerability/USN-7651-2 · Vendor Advisory
• https://ubuntu.com/security/notices/USN-7651-6 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2025-38240 · Security Note
• https://ubuntu.com/security/CVE-2025-22035 · Vendor Advisory
• https://ubuntu.com/security/CVE-2025-21727 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2025-22049 · Security Note