VDB
RHSA-2026%3A5221
RHSA-2026%3A5221
PUBLISHED
CVSS 7.099999904632568 HIGH
Red Hat Security Advisory: python3 security update
Risk Scores
CVSS 3.1
7.099999904632568
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:H/A:N
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Red Hat:rhel_eus_long_life:8.4::baseos | python3-tkinter | 0, 0 |
| Red Hat:rhel_aus:8.4::baseos | python3-test | 0, 0 |
| Red Hat:rhel_eus_long_life:8.4::baseos | python3-idle | 0, 0 |
| Red Hat:rhel_eus_long_life:8.4::baseos | platform-python-devel | 0, 0 |
| Red Hat:rhel_aus:8.4::baseos | platform-python | 0, 0 |
| Red Hat:rhel_eus_long_life:8.4::appstream | platform-python | 0, 0 |
| Red Hat:rhel_aus:8.4::appstream | python3-libs | 0, 0 |
| Red Hat:rhel_aus:8.4::baseos | python3-tkinter | 0, 0 |
| Red Hat:rhel_eus_long_life:8.4::appstream | python3-debuginfo | 0, 0 |
| Red Hat:rhel_eus_long_life:8.4::baseos | python3-debugsource | 0, 0 |
| Red Hat:rhel_aus:8.4::appstream | python3-debugsource | 0, 0 |
| Red Hat:rhel_eus_long_life:8.4::appstream | python3-idle | 0, 0 |
| Red Hat:rhel_aus:8.4::appstream | python3-debuginfo | 0, 0 |
| Red Hat:rhel_aus:8.4::baseos | python3-libs | 0, 0 |
| Red Hat:rhel_eus_long_life:8.4::appstream | python3-libs | 0, 0 |
| Red Hat:rhel_eus_long_life:8.4::appstream | python3-tkinter | 0, 0 |
| Red Hat:rhel_aus:8.4::baseos | python3-idle | 0, 0 |
| Red Hat:rhel_eus_long_life:8.4::baseos | platform-python-debug | 0, 0 |
| Red Hat:rhel_aus:8.4::appstream | python3 | 0, 0 |
| Red Hat:rhel_aus:8.4::baseos | python3 | 0, 0 |
…and 20 more
Timeline
- Mar 23, 2026 CVE Published
- May 1, 2026 Distribution Patch
- May 1, 2026 Distribution Patch
- May 1, 2026 Security Advisory
- May 1, 2026 Security Advisory
- May 1, 2026 Security Advisory
- May 1, 2026 Security Advisory
- May 12, 2026 CVE Updated
References
- https://access.redhat.com/errata/RHSA-2026:5221 advisory
- https://access.redhat.com/security/updates/classification/#moderate article
- https://bugzilla.redhat.com/show_bug.cgi?id=2431368 report
- https://bugzilla.redhat.com/show_bug.cgi?id=2431373 report
- https://bugzilla.redhat.com/show_bug.cgi?id=2432437 report
- https://security.access.redhat.com/data/csaf/v2/advisories/2026/rhsa-2026_5221.json advisory
- https://access.redhat.com/security/cve/CVE-2025-15366 report
- https://www.cve.org/CVERecord?id=CVE-2025-15366 advisory
- https://nvd.nist.gov/vuln/detail/CVE-2025-15366 advisory
- https://github.com/python/cpython/issues/143921 article
- https://github.com/python/cpython/pull/143922 article
- https://mail.python.org/archives/list/security-announce@python.org/thread/DD7C7JZJYTBXMDOWKCEIEBJLBRU64OMR/ article
- https://access.redhat.com/security/cve/CVE-2025-15367 report
- https://www.cve.org/CVERecord?id=CVE-2025-15367 advisory
- https://nvd.nist.gov/vuln/detail/CVE-2025-15367 advisory
- https://github.com/python/cpython/issues/143923 article
- https://github.com/python/cpython/pull/143924 article
- https://mail.python.org/archives/list/security-announce@python.org/thread/CBFBOWVGGUJFSGITQCCBZS4GEYYZ7ZNE/ article
- https://access.redhat.com/security/cve/CVE-2026-1299 report
- https://www.cve.org/CVERecord?id=CVE-2026-1299 advisory
…and 6 more