Fixed packages 14
| Release | Package | Fixed in |
|---|---|---|
| Red Hat · RHEL 8 enterprise_linux:8::appstream | python3.12 | 0:3.12.12-1.el8_10 |
| Red Hat · RHEL 8 enterprise_linux:8::appstream | python3.12-debuginfo | 0:3.12.12-1.el8_10 |
| Red Hat · RHEL 8 enterprise_linux:8::appstream | python3.12-debugsource | 0:3.12.12-1.el8_10 |
| Red Hat · RHEL 8 enterprise_linux:8::appstream | python3.12-devel | 0:3.12.12-1.el8_10 |
| Red Hat · RHEL 8 enterprise_linux:8::appstream | python3.12-libs | 0:3.12.12-1.el8_10 |
| Red Hat · RHEL 8 enterprise_linux:8::appstream | python3.12-rpm-macros | 0:3.12.12-1.el8_10 |
| Red Hat · RHEL 8 enterprise_linux:8::appstream | python3.12-tkinter | 0:3.12.12-1.el8_10 |
| Red Hat · RHEL 8 enterprise_linux:8::crb | python3.12 | 0:3.12.12-1.el8_10 |
| Red Hat · RHEL 8 enterprise_linux:8::crb | python3.12-debug | 0:3.12.12-1.el8_10 |
| Red Hat · RHEL 8 enterprise_linux:8::crb | python3.12-debuginfo | 0:3.12.12-1.el8_10 |
| Red Hat · RHEL 8 enterprise_linux:8::crb | python3.12-debugsource | 0:3.12.12-1.el8_10 |
| Red Hat · RHEL 8 enterprise_linux:8::crb | python3.12-idle | 0:3.12.12-1.el8_10 |
| Red Hat · RHEL 8 enterprise_linux:8::crb | python3.12-test | 0:3.12.12-1.el8_10 |
| Red Hat · RHEL 8 enterprise_linux:8::crb | python3.12-tkinter | 0:3.12.12-1.el8_10 |
Vulnerabilities 2
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Medium 6.3
Quadratic complexity in node ID cache clearing
When building nested elements using xml.dom.minidom methods such as appendChild() that have a dependency on _clear_id_cache() the algorithm is quadratic. Availability can be impacted when building excessively nested documents.
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Medium 4.3
ZIP64 End of Central Directory (EOCD) Locator record offset not checked
The 'zipfile' module would not check the validity of the ZIP64 End of Central Directory (EOCD) Locator record offset value would not be used to locate the ZIP64 EOCD record, instead the ZIP64 EOCD record would be assumed to be the previous record in the ZIP a…
References
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article
https://access.redhat.com/security/updates/classification/#moderate
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report
https://bugzilla.redhat.com/show_bug.cgi?id=2402342
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report
https://bugzilla.redhat.com/show_bug.cgi?id=2418655
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advisory
https://security.access.redhat.com/data/csaf/v2/advisories/2026/rhsa-2026_0123.json
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report
https://access.redhat.com/security/cve/CVE-2025-8291
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advisory
https://www.cve.org/CVERecord?id=CVE-2025-8291
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advisory
https://nvd.nist.gov/vuln/detail/CVE-2025-8291
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article
https://github.com/python/cpython/commit/162997bb70e067668c039700141770687bc8f267
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article
https://github.com/python/cpython/commit/333d4a6f4967d3ace91492a39ededbcf3faa76a6
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article
https://github.com/python/cpython/issues/139700
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article
https://github.com/python/cpython/pull/139702
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article
https://mail.python.org/archives/list/security-announce@python.org/thread/QECOPWMTH4VPPJAXAH2BGTA4XADOP62G/
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report
https://access.redhat.com/security/cve/CVE-2025-12084
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advisory
https://www.cve.org/CVERecord?id=CVE-2025-12084
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advisory
https://nvd.nist.gov/vuln/detail/CVE-2025-12084
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article
https://github.com/python/cpython/issues/142145
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article
https://github.com/python/cpython/pull/142146