CVE-2021-20284

PoC ×2—

CVSS 3.1

5.5 medium

EPSS

1%p69

Published

Mar 26, 2021 (Mar 26, 2021)

Modified

Jun 17, 2026

Description

A flaw was found in GNU Binutils 2.35.1, where there is a heap-based buffer overflow in _bfd_elf_slurp_secondary_reloc_section in elf.c due to the number of symbols not calculated correctly. The highest threat from this vulnerability is to system availability.

Vendors: gnu netapp
Products: binutils, cloud backup, ontap select deploy administration utility
Weakness: CWE-119, CWE-787
Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

NVD CVE.org GitHub PoCs EPSS (1.3%)

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