Resource Exhaustion Affecting python-tk package, versions <2.7.18-33.1
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Test your applications- Snyk ID SNYK-SLES152-PYTHONTK-2660898
- published 14 Apr 2022
- disclosed 20 Oct 2021
How to fix?
Upgrade SLES:15.2 python-tk to version 2.7.18-33.1 or higher.
NVD Description
Note: Versions mentioned in the description apply only to the upstream python-tk package and not the python-tk package as distributed by SLES.
See How to fix? for SLES:15.2 relevant fixed versions and status.
A flaw was found in python. An improperly handled HTTP response in the HTTP client code of python may allow a remote attacker, who controls the HTTP server, to make the client script enter an infinite loop, consuming CPU time. The highest threat from this vulnerability is to system availability.
References
- https://www.suse.com/security/cve/CVE-2021-3737.html
- https://bugzilla.suse.com/1189241
- https://github.com/python/cpython/pull/25916
- https://bugzilla.redhat.com/show_bug.cgi?id=1995162
- https://ubuntu.com/security/CVE-2021-3737
- https://github.com/python/cpython/pull/26503
- https://bugs.python.org/issue44022
- https://python-security.readthedocs.io/vuln/urllib-100-continue-loop.html
- https://security.netapp.com/advisory/ntap-20220407-0009/
- https://www.oracle.com/security-alerts/cpujul2022.html
- https://lists.debian.org/debian-lts-announce/2023/05/msg00024.html
- https://lists.debian.org/debian-lts-announce/2023/06/msg00039.html