What’s Vulnerable › Vulnerabilities

CVE-2021-46195

• Severity: medium (CVSS 5.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.8% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2022-01-14 · updated 2026-10-14
• Weakness: CWE-674

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 products

• GNU GCC: 12.0

References

• https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103841
• https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103841
• https://cert-portal.siemens.com/productcert/html/ssa-398330.html

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