PT-2024-11130 · Linux · Linux Kernel

Published 2021-04-12 · Updated 2025-03-19 · CVE-2021-47031

Positive Technologies (AI Summary)

CVSS v2.0

7.5

High

Base vector

AV:N/AC:L/Au:N/C:P/I:P/A:P

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

Description A memory leak has been resolved in the Linux kernel, specifically in the mt7921 coredump work function of the mt76 module. This issue could potentially lead to a memory leak.

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

Memory Leak

Weakness Enumeration

CWE-401

Related Identifiers

BDU:2025-07277

CVE-2021-47031

Affected Products

Linux Kernel

References · 16

• https://git.kernel.org/stable/c/782b3e86ea970e899f8e723db9f64708a15ca30e · Patch
• https://ubuntu.com/security/CVE-2021-47031 · Vendor Advisory
• https://git.kernel.org/stable/c/4811226374453607175ea057777faa7e7f752204 · Patch
• https://bdu.fstec.ru/vul/2025-07277 · Security Note
• https://osv.dev/vulnerability/UBUNTU-CVE-2021-47031 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2021-47031 · Security Note
• https://cve.org/CVERecord?id=CVE-2021-47031 · Security Note
• https://osv.dev/vulnerability/CVE-2021-47031 · Vendor Advisory
• https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-47031 · Note
• https://git.kernel.org/linus/782b3e86ea970e899f8e723db9f64708a15ca30e · Note
• https://t.me/cvenotify/101618 · Telegram Post
• https://twitter.com/CVEnew/status/1762754397690622433 · Twitter Post
• https://kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.12.4 · Note
• https://t.me/cvenotify/115349 · Telegram Post
• https://lore.kernel.org/linux-cve-announce/2024022835-CVE-2021-47031-75a5@gregkh · Note