Loop with Unreachable Exit Condition ('Infinite Loop') Affecting python3-libxml2 package, versions <0:2.9.7-7.el8
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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Test your applications- Snyk IDSNYK-RHEL8-PYTHON3LIBXML2-3741686
- published26 Jul 2021
- disclosed3 Apr 2018
Introduced: 3 Apr 2018
CVE-2018-9251 (opens in a new tab)How to fix?
Upgrade RHEL:8 python3-libxml2 to version 0:2.9.7-7.el8 or higher.
This issue was patched in RHSA-2020:1827.
NVD Description
Note: Versions mentioned in the description apply only to the upstream python3-libxml2 package and not the python3-libxml2 package as distributed by RHEL.
See How to fix? for RHEL:8 relevant fixed versions and status.
The xz_decomp function in xzlib.c in libxml2 2.9.8, if --with-lzma is used, allows remote attackers to cause a denial of service (infinite loop) via a crafted XML file that triggers LZMA_MEMLIMIT_ERROR, as demonstrated by xmllint, a different vulnerability than CVE-2015-8035.