CWE
119
Advisory Published
Advisory Published

RHSA-2021:4060: Moderate: libsolv security update

First published: Tue Nov 02 2021(Updated: )

The libsolv packages provide a library for resolving package dependencies using a satisfiability algorithm.<br>Security Fix(es):<br><li> libsolv: heap-based buffer overflow in pool_installable() in src/repo.h (CVE-2021-33928)</li> <li> libsolv: heap-based buffer overflow in pool_disabled_solvable() in src/repo.h (CVE-2021-33929)</li> <li> libsolv: heap-based buffer overflow in pool_installable_whatprovides() in src/repo.h (CVE-2021-33930)</li> <li> libsolv: heap-based buffer overflow in prune_to_recommended() in src/policy.c (CVE-2021-33938)</li> For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

Affected SoftwareAffected VersionHow to fix
redhat/libsolv<0.7.16-3.el8_4
0.7.16-3.el8_4
redhat/libsolv<0.7.16-3.el8_4
0.7.16-3.el8_4
redhat/libsolv-debuginfo<0.7.16-3.el8_4
0.7.16-3.el8_4
redhat/libsolv-debuginfo<0.7.16-3.el8_4
0.7.16-3.el8_4
redhat/libsolv-debugsource<0.7.16-3.el8_4
0.7.16-3.el8_4
redhat/libsolv-debugsource<0.7.16-3.el8_4
0.7.16-3.el8_4
redhat/libsolv-demo-debuginfo<0.7.16-3.el8_4
0.7.16-3.el8_4
redhat/libsolv-demo-debuginfo<0.7.16-3.el8_4
0.7.16-3.el8_4
redhat/libsolv-tools-debuginfo<0.7.16-3.el8_4
0.7.16-3.el8_4
redhat/libsolv-tools-debuginfo<0.7.16-3.el8_4
0.7.16-3.el8_4
redhat/perl-solv-debuginfo<0.7.16-3.el8_4
0.7.16-3.el8_4
redhat/perl-solv-debuginfo<0.7.16-3.el8_4
0.7.16-3.el8_4
redhat/python3-solv<0.7.16-3.el8_4
0.7.16-3.el8_4
redhat/python3-solv-debuginfo<0.7.16-3.el8_4
0.7.16-3.el8_4
redhat/python3-solv-debuginfo<0.7.16-3.el8_4
0.7.16-3.el8_4
redhat/ruby-solv-debuginfo<0.7.16-3.el8_4
0.7.16-3.el8_4
redhat/ruby-solv-debuginfo<0.7.16-3.el8_4
0.7.16-3.el8_4
redhat/python3-solv<0.7.16-3.el8_4
0.7.16-3.el8_4
redhat/libsolv<0.7.16-3.el8_4
0.7.16-3.el8_4
redhat/libsolv-debuginfo<0.7.16-3.el8_4
0.7.16-3.el8_4
redhat/libsolv-debugsource<0.7.16-3.el8_4
0.7.16-3.el8_4
redhat/libsolv-demo-debuginfo<0.7.16-3.el8_4
0.7.16-3.el8_4
redhat/libsolv-tools-debuginfo<0.7.16-3.el8_4
0.7.16-3.el8_4
redhat/perl-solv-debuginfo<0.7.16-3.el8_4
0.7.16-3.el8_4
redhat/python3-solv<0.7.16-3.el8_4
0.7.16-3.el8_4
redhat/python3-solv-debuginfo<0.7.16-3.el8_4
0.7.16-3.el8_4
redhat/ruby-solv-debuginfo<0.7.16-3.el8_4
0.7.16-3.el8_4
redhat/libsolv<0.7.16-3.el8_4.aa
0.7.16-3.el8_4.aa
redhat/libsolv-debuginfo<0.7.16-3.el8_4.aa
0.7.16-3.el8_4.aa
redhat/libsolv-debugsource<0.7.16-3.el8_4.aa
0.7.16-3.el8_4.aa
redhat/libsolv-demo-debuginfo<0.7.16-3.el8_4.aa
0.7.16-3.el8_4.aa
redhat/libsolv-tools-debuginfo<0.7.16-3.el8_4.aa
0.7.16-3.el8_4.aa
redhat/perl-solv-debuginfo<0.7.16-3.el8_4.aa
0.7.16-3.el8_4.aa
redhat/python3-solv<0.7.16-3.el8_4.aa
0.7.16-3.el8_4.aa
redhat/python3-solv-debuginfo<0.7.16-3.el8_4.aa
0.7.16-3.el8_4.aa
redhat/ruby-solv-debuginfo<0.7.16-3.el8_4.aa
0.7.16-3.el8_4.aa
redhat/libsolv-devel<0.7.16-3.el8_4
0.7.16-3.el8_4
redhat/libsolv-devel<0.7.16-3.el8_4
0.7.16-3.el8_4
redhat/libsolv-tools<0.7.16-3.el8_4
0.7.16-3.el8_4
redhat/libsolv-devel<0.7.16-3.el8_4
0.7.16-3.el8_4
redhat/libsolv-tools<0.7.16-3.el8_4
0.7.16-3.el8_4
redhat/libsolv-devel<0.7.16-3.el8_4.aa
0.7.16-3.el8_4.aa
redhat/libsolv-tools<0.7.16-3.el8_4.aa
0.7.16-3.el8_4.aa
redhat/libsolv-tools<0.7.16-3.el8_4
0.7.16-3.el8_4

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Frequently Asked Questions

  • What is the severity of RHSA-2021:4060?

    The severity of RHSA-2021:4060 is classified as important due to the presence of a heap-based buffer overflow vulnerability.

  • How do I fix RHSA-2021:4060?

    To fix RHSA-2021:4060, update the libsolv package to version 0.7.16-3.el8_4 or later.

  • What are the affected packages in RHSA-2021:4060?

    The affected packages in RHSA-2021:4060 include libsolv, libsolv-debuginfo, and libsolv-tools among others.

  • What is CVE-2021-33928 linked to RHSA-2021:4060?

    CVE-2021-33928 is a vulnerability that describes a heap-based buffer overflow in the pool_installable() function in libsolv.

  • Is my system vulnerable if I have an outdated version of libsolv?

    Yes, if you have an outdated version of libsolv prior to 0.7.16-3.el8_4, your system is vulnerable to exploitation via CVE-2021-33928.

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