Buffer overflow in Gnu Binutils
CVE-2021-32256
An issue was discovered in GNU libiberty, as distributed in GNU Binutils 2.36. It is a stack-overflow issue in demangle_type in rust-demangle.c.
Vulnerability class: Buffer Overflow
EPSS: 0.008 (51.4th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H.
Affected products
- Gnu Binutils — versions 2.36
- N/a — versions n/a
Weakness classification (CWE)
Public proof-of-concept exploits
References
- cve@mitre.org (Exploit, Issue Tracking, Vendor Advisory)
- cve@mitre.org
Frequently asked questions
- What is CVE-2021-32256?
- CVE-2021-32256 is a medium-severity vulnerability in Gnu Binutils, classified under Out-of-bounds Write. CVSS score: 6.5/10. Published 2023-07-18.
- How severe is CVE-2021-32256?
- Medium severity. CVSS v3 base score is 6.5 out of 10.
- Is CVE-2021-32256 known to be exploited?
- 6 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.