CVE-2021-47529

MEDIUM

Linux Kernel 5.14 - Use-After-Free in iwlwifi Error Handling Path

Title source: llm

Description

In the Linux kernel, the following vulnerability has been resolved: iwlwifi: Fix memory leaks in error handling path Should an error occur (invalid TLV len or memory allocation failure), the memory already allocated in 'reduce_power_data' should be freed before returning, otherwise it is leaking.

References (2)

Core 2

Core References

Patch

https://git.kernel.org/stable/c/4768935c25403ba96e7a745645df24a51a774b7e

Patch

https://git.kernel.org/stable/c/a571bc28326d9f3e13f5f2d9cda2883e0631b0ce

Scores

CVSS v3 5.5

EPSS 0.0021

EPSS Percentile 10.5%

Attack Vector LOCAL

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

CISA SSVC

Vulnrichment

Exploitation none

Automatable no

Technical Impact partial

Details

CWE

CWE-401

Status published

Products (7)

Linux/Linux < 5.14

Linux/Linux 5.14

Linux/Linux 5.15.7 - 5.15.*

Linux/Linux 5.16

Linux/Linux 9dad325f9d57508b154f0bebbc341a8528e5729c - 4768935c25403ba96e7a745645df24a51a774b7e

Linux/Linux 9dad325f9d57508b154f0bebbc341a8528e5729c - a571bc28326d9f3e13f5f2d9cda2883e0631b0ce

linux/linux_kernel 5.14 - 5.15.7

Published May 24, 2024

Tracked Since Feb 18, 2026