Allocation of Resources Without Limits or Throttling The advisory has been revoked - it doesn't affect any version of package python3-tkinter (opens in a new tab)
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-RHEL10-PYTHON3TKINTER-14174446
- published4 Dec 2025
- disclosed1 Dec 2025
Introduced: 1 Dec 2025
CVE-2025-13837 (opens in a new tab)Amendment
The Red Hat security team deemed this advisory irrelevant for RHEL:10.
NVD Description
Note: Versions mentioned in the description apply only to the upstream python3-tkinter package and not the python3-tkinter package as distributed by RHEL.
When loading a plist file, the plistlib module reads data in size specified by the file itself, meaning a malicious file can cause OOM and DoS issues
References
- https://bugzilla.redhat.com/show_bug.cgi?id=2418084
- https://access.redhat.com/security/cve/CVE-2025-13837
- https://access.redhat.com/errata/RHSA-2026:19064
- https://access.redhat.com/errata/RHSA-2026:7443
- https://access.redhat.com/errata/RHSA-2026:7661
- https://access.redhat.com/errata/RHSA-2026:8822
- https://access.redhat.com/errata/RHSA-2026:8824
- https://github.com/python/cpython/commit/5a8b19677d818fb41ee55f310233772e15aa1a2b
- https://github.com/python/cpython/commit/694922cf40aa3a28f898b5f5ee08b71b4922df70
- https://github.com/python/cpython/commit/71fa8eb8233b37f16c88b6e3e583b461b205d1ba
- https://github.com/python/cpython/commit/b64441e4852383645af5b435411a6f849dd1b4cb
- https://github.com/python/cpython/issues/119342
- https://github.com/python/cpython/pull/119343
- https://mail.python.org/archives/list/security-announce@python.org/thread/2X5IBCJXRQAZ5PSERLHMSJFBHFR3QM2C/
- https://github.com/python/cpython/commit/568342cfc8f002d9a15f30238f26b9d2e0e79036
- https://github.com/python/cpython/commit/cefee7d118a26ef6cd43db59bb9d98ca9a331111