CVE-2021-33929: Buffer Overflow

Reference Links

• https://exchange.xforce.ibmcloud.com/vulnerabilities/208665
• https://www.ibm.com/support/pages/node/6574787 (Advisory)
• https://github.com/openSUSE/libsolv/issues/417
• https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=2000704
• https://github.com/openSUSE/libsolv/commit/0077ef29eb46d2e1df2f230fc95a1d9748d49dec
• https://access.redhat.com/errata/RHSA-2021:4060
• https://access.redhat.com/security/cve/cve-2021-33929
• https://access.redhat.com/errata/RHSA-2022:5498
• https://bugzilla.redhat.com/show_bug.cgi?id=2000703
• https://www.cve.org/CVERecord?id=CVE-2021-33929 https://nvd.nist.gov/vuln/detail/CVE-2021-33929

Parent vulnerabilities

(Appears in the following advisories)

• RHSA-2021:4060
• RHSA-2022:5498
• IBM-6574787

Frequently Asked Questions

• What is the vulnerability ID?

  The vulnerability ID is CVE-2021-33929.

• 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...".

• What is the severity of CVE-2021-33929?

  The severity of CVE-2021-33929 is high.

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

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

• 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.

• 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.