CVE-2021-47373

MEDIUM

Linux kernel - Use After Free

Title source: llm
STIX 2.1

Description

In the Linux kernel, the following vulnerability has been resolved: irqchip/gic-v3-its: Fix potential VPE leak on error In its_vpe_irq_domain_alloc, when its_vpe_init() returns an error, there is an off-by-one in the number of VPEs to be freed. Fix it by simply passing the number of VPEs allocated, which is the index of the loop iterating over the VPEs. [maz: fixed commit message]

Scores

CVSS v3 5.5
EPSS 0.0001
EPSS Percentile 0.6%
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-193
Status published
Products (2)
linux/linux_kernel 5.15 rc1 (2 CPE variants)
linux/linux_kernel 4.14 - 4.14.249
Published May 21, 2024
Tracked Since Feb 18, 2026