CVE-2018-20623

5.5 mediumEPSS 1.8%

Medium (5.5) in gnu binutils. EPSS 1.8% chance of exploitation in the next 30 days.

In GNU Binutils 2.31.1, there is a use-after-free in the error function in elfcomm.c when called from the process_archive function in readelf.c via a crafted ELF file.

Severity

CVSS 3.1

5.5 medium

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

EPSS: 1.8% chance of exploitation in the next 30 days; higher than 78% of CVEs (scores of 2026-10-31)
CWE: CWE-416
Published: 2018-12-31
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

gnu:binutils

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/106370
https://sourceware.org/bugzilla/show_bug.cgi?id=24049
https://support.f5.com/csp/article/K38336243

Check your stack JSON