Use After Free Affecting binutils package, versions <2.35-1


Severity

Recommended
low

Based on Debian security rating.

Threat Intelligence

EPSS
0.17% (56th percentile)

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  • Snyk IDSNYK-DEBIANUNSTABLE-BINUTILS-1050293
  • published11 Dec 2020
  • disclosed9 Dec 2020

Introduced: 9 Dec 2020

CVE-2020-16592  (opens in a new tab)
CWE-416  (opens in a new tab)

How to fix?

Upgrade Debian:unstable binutils to version 2.35-1 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream binutils package and not the binutils package as distributed by Debian. See How to fix? for Debian:unstable relevant fixed versions and status.

A use after free issue exists in the Binary File Descriptor (BFD) library (aka libbfd) in GNU Binutils 2.34 in bfd_hash_lookup, as demonstrated in nm-new, that can cause a denial of service via a crafted file.

CVSS Scores

version 3.1