What’s Vulnerable › Vulnerabilities

CVE-2018-20712

• Severity: medium (CVSS 6.5 v3.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 2.6% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2019-01-15 · updated 2026-06-17
• Weakness: CWE-125

Description

A heap-based buffer over-read exists in the function d_expression_1 in cp-demangle.c in GNU libiberty, as distributed in GNU Binutils 2.31.1. A crafted input can cause segmentation faults, leading to denial-of-service, as demonstrated by c++filt.

Affected products

• GNU Binutils: 2.31.1

References

• http://www.securityfocus.com/bid/106563
• https://gcc.gnu.org/bugzilla/show_bug.cgi?id=88629
• https://sourceware.org/bugzilla/show_bug.cgi?id=24043
• https://support.f5.com/csp/article/K38336243
• http://www.securityfocus.com/bid/106563
• https://gcc.gnu.org/bugzilla/show_bug.cgi?id=88629
• https://sourceware.org/bugzilla/show_bug.cgi?id=24043
• https://support.f5.com/csp/article/K38336243

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