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RHSA-2026:6256
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Source
https://access.redhat.com/errata/RHSA-2026:6256
Import Source
https://security.access.redhat.com/data/osv/RHSA-2026:6256.json
JSON Data
https://api.test.osv.dev/v1/vulns/RHSA-2026:6256
Upstream
CVE-2026-4519
Published
2026-03-31T10:12:19Z
Modified
2026-04-03T10:09:23Z
Severity
7.1 (High)
CVSS_V3 - CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:L
CVSS Calculator
Summary
Red Hat Security Advisory: python3.12 security update
Details
References
https://access.redhat.com/errata/RHSA-2026:6256
https://access.redhat.com/security/updates/classification/#important
https://bugzilla.redhat.com/show_bug.cgi?id=2449649
https://security.access.redhat.com/data/csaf/v2/advisories/2026/rhsa-2026_6256.json
https://access.redhat.com/security/cve/CVE-2026-4519
https://www.cve.org/CVERecord?id=CVE-2026-4519
https://nvd.nist.gov/vuln/detail/CVE-2026-4519
https://github.com/python/cpython/issues/143930
https://github.com/python/cpython/pull/143931
https://mail.python.org/archives/list/security-announce@python.org/thread/AY5NDSS433JK56Q7Q5IS7B37QFZVVOUS/
Affected packages
Red Hat:enterprise_linux:10.1
python-unversioned-command
Package
Name
python-unversioned-command
Purl
pkg:rpm/redhat/python-unversioned-command
Affected ranges
Type
ECOSYSTEM
Events
Introduced
0
Unknown introduced version / All previous versions are affected
Fixed
0:3.12.12-3.el10_1.2
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:6256.json"
python3
Package
Name
python3
Purl
pkg:rpm/redhat/python3
Affected ranges
Type
ECOSYSTEM
Events
Introduced
0
Unknown introduced version / All previous versions are affected
Fixed
0:3.12.12-3.el10_1.2
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:6256.json"
python3-debug
Package
Name
python3-debug
Purl
pkg:rpm/redhat/python3-debug
Affected ranges
Type
ECOSYSTEM
Events
Introduced
0
Unknown introduced version / All previous versions are affected
Fixed
0:3.12.12-3.el10_1.2
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:6256.json"
python3-devel
Package
Name
python3-devel
Purl
pkg:rpm/redhat/python3-devel
Affected ranges
Type
ECOSYSTEM
Events
Introduced
0
Unknown introduced version / All previous versions are affected
Fixed
0:3.12.12-3.el10_1.2
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:6256.json"
python3-idle
Package
Name
python3-idle
Purl
pkg:rpm/redhat/python3-idle
Affected ranges
Type
ECOSYSTEM
Events
Introduced
0
Unknown introduced version / All previous versions are affected
Fixed
0:3.12.12-3.el10_1.2
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:6256.json"
python3-libs
Package
Name
python3-libs
Purl
pkg:rpm/redhat/python3-libs
Affected ranges
Type
ECOSYSTEM
Events
Introduced
0
Unknown introduced version / All previous versions are affected
Fixed
0:3.12.12-3.el10_1.2
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:6256.json"
python3-test
Package
Name
python3-test
Purl
pkg:rpm/redhat/python3-test
Affected ranges
Type
ECOSYSTEM
Events
Introduced
0
Unknown introduced version / All previous versions are affected
Fixed
0:3.12.12-3.el10_1.2
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:6256.json"
python3-tkinter
Package
Name
python3-tkinter
Purl
pkg:rpm/redhat/python3-tkinter
Affected ranges
Type
ECOSYSTEM
Events
Introduced
0
Unknown introduced version / All previous versions are affected
Fixed
0:3.12.12-3.el10_1.2
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:6256.json"
python3.12
Package
Name
python3.12
Purl
pkg:rpm/redhat/python3.12
Affected ranges
Type
ECOSYSTEM
Events
Introduced
0
Unknown introduced version / All previous versions are affected
Fixed
0:3.12.12-3.el10_1.2
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:6256.json"
python3.12-debuginfo
Package
Name
python3.12-debuginfo
Purl
pkg:rpm/redhat/python3.12-debuginfo
Affected ranges
Type
ECOSYSTEM
Events
Introduced
0
Unknown introduced version / All previous versions are affected
Fixed
0:3.12.12-3.el10_1.2
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:6256.json"
python3.12-debugsource
Package
Name
python3.12-debugsource
Purl
pkg:rpm/redhat/python3.12-debugsource
Affected ranges
Type
ECOSYSTEM
Events
Introduced
0
Unknown introduced version / All previous versions are affected
Fixed
0:3.12.12-3.el10_1.2
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:6256.json"
RHSA-2026:6256 - OSV