CVE-2021-44568: Medium severity openSUSE libsolv vulnerability

Published Feb 21, 2022
·
Updated

Two heap-overflow vulnerabilities exist in openSUSE/libsolv libsolv through 13 Dec 2020 in the decisionmap variable via the resolvedependencies function at src/solver.c (line 1940 & line 1995), which could cause a remote Denial of Service.

Affected Software

5 affected componentsFixes available
redhat/libsolv<0.7.17
0.7.17
openSUSE libsolv<0.7.17
IBM Business Automation Insights<=25.0.0
IBM Business Automation Insights<=24.0.1
IBM Business Automation Insights<=24.0.0

Event History

Feb 21, 2022
CVE Published
via MITRE·05:38 PM
Data Sourced
via MITRE·05:38 PM
Description
Feb 22, 2022
Data Sourced
via Red Hat·09:21 PM
DescriptionSeverityAffected Software
Nov 3, 2025
Data Sourced
via IBM·12:00 AM
DescriptionAffected Software

Parent advisories

This vulnerability appears in the following advisories.

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Frequently Asked Questions

1

What is CVE-2021-44568?

CVE-2021-44568 is a vulnerability that exists in openSUSE/libsolv libsolv through 13 Dec 2020, which could cause a remote Denial of Service.

2

How severe is CVE-2021-44568?

CVE-2021-44568 has a severity keyword of 'medium' and a severity value of 6.5.

3

Which software is affected by CVE-2021-44568?

The affected software is openSUSE/libsolv libsolv version up to 0.7.17.

4

How can CVE-2021-44568 be fixed?

To fix CVE-2021-44568, update the openSUSE/libsolv libsolv package to version 0.7.17 or higher.

5

Is there any additional information available for CVE-2021-44568?

Additional information about CVE-2021-44568 can be found in the references: https://github.com/yangjiageng/PoC/blob/master/libsolv-PoCs/resolve_dependencies-1940, https://github.com/yangjiageng/PoC/blob/master/libsolv-PoCs/resolve_dependencies-1995, https://github.com/openSUSE/libsolv/issues/425

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