CVE-2018-20623: GNU Binutils

Medium severity, CVSS 5.5. 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.

Affected products

• GNU Binutils: version 2.31.1 only

Published 2018-12-31. Last modified 2026-06-17.