CVE-2021-45078: Debian Linux

High severity, CVSS 7.8. EPSS: 1.4% chance of exploitation in the next 30 days.

stab_xcoff_builtin_type in stabs.c in GNU Binutils through 2.37 allows attackers to cause a denial of service (heap-based buffer overflow) or possibly have unspecified other impact, as demonstrated by an out-of-bounds write. NOTE: this issue exists because of an incorrect fix for CVE-2018-12699.

Affected products

• Debian Debian Linux: version 9.0 only; version 10.0 only; version 11.0 only
• Fedoraproject Fedora: version 34 only; version 35 only
• GNU Binutils: up to and including 2.37
• Netapp Ontap Select Deploy Administration Utility: affected versions not specified
• Red Hat Enterprise Linux: version 8.0 only

Published 2021-12-15. Last modified 2026-06-17.