CVE-2021-33929: Buffer Overflow

Published Dec 13, 2020
·
Updated

A flaw was found in libsolv. A buffer overflow vulnerability in the pooldisabledsolvable function allows attackers to cause a denial of service. The highest threat from this vulnerability is to system availability.

Other sources

Buffer overflow vulnerability in function pooldisabledsolvable in src/repo.h in libsolv before 0.7.17 allows attackers to cause a Denial of Service.

Affected Software

8 affected componentsFixes available
redhat/libsolv<0:0.7.16-3.el8_4
0:0.7.16-3.el8_4
redhat/libsolv<0:0.7.22-1.el7
0:0.7.22-1.el7
redhat/libsolv<0:0.7.22-1.el8
0:0.7.22-1.el8
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

Dec 13, 2020
CVE Published
12:00 AM
Sep 2, 2021
CVE Published
via MITRE·02:58 PM
Data Sourced
via MITRE·02:58 PM
Description
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 the vulnerability ID?

The vulnerability ID is CVE-2021-33929.

2

What is the title of the vulnerability?

The title of the vulnerability is "Buffer overflow vulnerability in function pool_disabled_solvable in src/repo.h in libsolv before 0.7...".

3

What is the severity of CVE-2021-33929?

The severity of CVE-2021-33929 is high.

4

What is the highest threat from CVE-2021-33929?

The highest threat from CVE-2021-33929 is to system availability.

5

What software is affected by CVE-2021-33929?

The affected software is libsolv version 0.7.16-3.el8_4, libsolv version 0.7.22-1.el7, libsolv version 0.7.22-1.el8, and IBM QRadar SIEM versions 7.5.0 GA, 7.4.3 GA - 7.4.3 FP4, and 7.3.3 GA - 7.3.3 FP10.

6

How do I fix CVE-2021-33929?

To fix CVE-2021-33929, apply the appropriate patches or updates provided by the software vendors. For IBM QRadar SIEM, you can download the patches from the IBM support website.

Contact

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CVE-2021-33929 - Buffer Overflow - SecAlerts