PT-2024-11129 · Linux · Linux Kernel

Published 2021-04-12 · Updated 2024-12-06 · CVE-2021-47030

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 memory leak has been resolved in the Linux kernel, specifically in the mt7615 coredump work routine. This issue is similar to one previously fixed in the mt7921 coredump work routine. The memory leak could potentially be exploited, although no specific details about the number of affected devices or real-world incidents are provided.

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:2025-07251

CVE-2021-47030

Affected Products

Linux Kernel

References · 15

• https://nvd.nist.gov/vuln/detail/CVE-2021-47030 · Security Note
• https://git.kernel.org/stable/c/54b989653c5531bc4416ced33f146b9cb633d978 · Patch
• https://osv.dev/vulnerability/CVE-2021-47030 · Vendor Advisory
• https://cve.org/CVERecord?id=CVE-2021-47030 · Security Note
• https://git.kernel.org/stable/c/49cc85059a2cb656f96ff3693f891e8fe8f669a9 · Patch
• https://osv.dev/vulnerability/UBUNTU-CVE-2021-47030 · Vendor Advisory
• https://ubuntu.com/security/CVE-2021-47030 · Vendor Advisory
• https://bdu.fstec.ru/vul/2025-07251 · Security Note
• https://lore.kernel.org/linux-cve-announce/2024022835-CVE-2021-47030-d1f6@gregkh/T/#u · Note
• https://twitter.com/CVEnew/status/1762754398730719622 · Twitter Post
• https://git.kernel.org/linus/49cc85059a2cb656f96ff3693f891e8fe8f669a9 · Note
• https://t.me/cvenotify/103403 · Telegram Post
• https://lore.kernel.org/linux-cve-announce/2024022835-CVE-2021-47030-d1f6@gregkh · Note
• https://kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.12.4 · Note
• https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-47030 · Note