Loop with Unreachable Exit Condition ('Infinite Loop') Affecting python-nose-docs package, versions <0:1.3.7-30.module+el8.3.0+7833+4aaf98ce


Severity

Recommended
medium

Based on Oracle Linux security rating.

Threat Intelligence

EPSS
1.18% (86th percentile)

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  • Snyk IDSNYK-ORACLE8-PYTHONNOSEDOCS-2573221
  • published10 Apr 2022
  • disclosed13 Jul 2020

Introduced: 13 Jul 2020

CVE-2019-20907  (opens in a new tab)
CWE-835  (opens in a new tab)

How to fix?

Upgrade Oracle:8 python-nose-docs to version 0:1.3.7-30.module+el8.3.0+7833+4aaf98ce or higher.
This issue was patched in ELSA-2020-4654.

NVD Description

Note: Versions mentioned in the description apply only to the upstream python-nose-docs package and not the python-nose-docs package as distributed by Oracle. See How to fix? for Oracle:8 relevant fixed versions and status.

In Lib/tarfile.py in Python through 3.8.3, an attacker is able to craft a TAR archive leading to an infinite loop when opened by tarfile.open, because _proc_pax lacks header validation.

References

CVSS Scores

version 3.1