CVE-2021-46195

Published: Jan 14, 2022Modified: Oct 14, 2026

5.5

Vector

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

Exploitability: 1.8 / Impact: 3.6

Source: NVD

Description

GCC v12.0 was discovered to contain an uncontrolled recursion via the component libiberty/rust-demangle.c. This vulnerability allows attackers to cause a Denial of Service (DoS) by consuming excessive CPU and memory resources.

Affected (1)

Products: Gnu: Gcc

Gnu

1 product

Gcc

Configuration A

1 vulnerable

Vulnerable Software	Affected Versions
Gnu Gcc	Version 12.0

Related CWEs

CWE-674

Uncontrolled Recursion

The product does not properly control the amount of recursion that takes place, consuming excessive resources, such as allocated memory or the program stack.

References (3)

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103841

Source: cve@mitre.org

ExploitIssue TrackingVendor Advisory

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103841

Source: af854a3a-2127-422b-91ae-364da2661108

ExploitIssue TrackingVendor Advisory

https://cert-portal.siemens.com/productcert/html/ssa-398330.html

Source: 0b142b55-0307-4c5a-b3c9-f314f3fb7c5e

Timeline

No history available yet.