CVE-2020-19726: High severity binutils vulnerability

Published Aug 22, 2023
·
Updated

An issue was discovered in binutils libbfd.c 2.36 relating to the auxiliary symbol data allows attackers to read or write to system memory or cause a denial of service.

Affected Software

2 affected componentsFixes available
GNU binutils=2.36
debian/binutils<=2.35.2-2
2.40-22.44-3

Event History

Aug 22, 2023
CVE Published
via MITRE·12:00 AM
Data Sourced
via MITRE·12:00 AM
Description
Jan 11, 2024
Data Sourced
via Launchpad·11:44 PM
Description
Sep 16, 2024
Data Sourced
via Ubuntu·02:24 AM
RemedyDescriptionSeverityAffected Software
Feb 27, 2025
Data Sourced
via Debian·04:10 AM
DescriptionAffected Software

Frequently Asked Questions

1

What is CVE-2020-19726?

CVE-2020-19726 is a vulnerability discovered in binutils libbfd.c 2.36 that allows attackers to read or write to system memory or cause a denial of service.

2

How severe is CVE-2020-19726?

CVE-2020-19726 has a severity score of 8.8 (high).

3

What software is affected by CVE-2020-19726?

The following software versions are affected by CVE-2020-19726: GNU Binutils 2.36, binutils packages 2.31.1-16 to 2.35.2-2 for Debian, binutils package 2.36 for Ubuntu, binutils package 2.30-21ubuntu1~18.04.9+ for Ubuntu (bionic), binutils package 2.24-5ubuntu14.2+ for Ubuntu (trusty), and binutils package 2.26.1-1ubuntu1~16.04.8+ for Ubuntu (xenial).

4

How can I fix CVE-2020-19726?

To fix CVE-2020-19726, you should update your affected software to the latest version provided by your vendor.

5

Where can I find more information about CVE-2020-19726?

You can find more information about CVE-2020-19726 on the following references: [Bugzilla #26240](https://sourceware.org/bugzilla/show_bug.cgi?id=26240) and [Bugzilla #26241](https://sourceware.org/bugzilla/show_bug.cgi?id=26241).

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