CVE-2018-20671

Severity: medium (CVSS 5.5 v3.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 2.0% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2019-01-04 · updated 2026-06-17
Weakness: CWE-190

Description

load_specific_debug_section in objdump.c in GNU Binutils through 2.31.1 contains an integer overflow vulnerability that can trigger a heap-based buffer overflow via a crafted section size.

Affected products

GNU Binutils: through 2.31.1

References

http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00072.html
http://lists.opensuse.org/opensuse-security-announce/2019-11/msg00008.html
http://www.securityfocus.com/bid/106457
https://sourceware.org/bugzilla/show_bug.cgi?id=24005
https://sourceware.org/git/gitweb.cgi?p=binutils-gdb.git%3Bh=11fa9f134fd658075c6f74499c780df045d9e9ca
https://usn.ubuntu.com/4336-1/
http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00072.html
http://lists.opensuse.org/opensuse-security-announce/2019-11/msg00008.html
http://www.securityfocus.com/bid/106457
https://sourceware.org/bugzilla/show_bug.cgi?id=24005
https://sourceware.org/git/gitweb.cgi?p=binutils-gdb.git%3Bh=11fa9f134fd658075c6f74499c780df045d9e9ca
https://usn.ubuntu.com/4336-1/

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