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Red Hat Python packages may let attackers run code

published 2 years ago

Summary

Several Red Hat Python packages can be tricked into executing malicious code. This could let an attacker take control of a system that runs these Python components. Apply the latest Red Hat security update to all affected Python packages as soon as possible.

What to do

Update redhat python-debuginfo to version 0:2.7.5-59.el7_4.
Update redhat python-devel to version 0:2.7.5-59.el7_4.
Update redhat python-libs to version 0:2.7.5-59.el7_4.
Update redhat python to version 0:2.7.5-59.el7_4.
Update redhat python-debug to version 0:2.7.5-59.el7_4.
Update redhat python-test to version 0:2.7.5-59.el7_4.
Update redhat python-tools to version 0:2.7.5-59.el7_4.
Update redhat tkinter to version 0:2.7.5-59.el7_4.

Affected software

Ecosystem	Vendor	Product	Affected versions
Red Hat:rhel_e4s:7.4::server	redhat	python-debuginfo	< 0:2.7.5-59.el7_4 Fix: upgrade to 0:2.7.5-59.el7_4
Red Hat:rhel_e4s:7.4::server	redhat	python-devel	< 0:2.7.5-59.el7_4 Fix: upgrade to 0:2.7.5-59.el7_4
Red Hat:rhel_e4s:7.4::server	redhat	python-libs	< 0:2.7.5-59.el7_4 Fix: upgrade to 0:2.7.5-59.el7_4
Red Hat:rhel_tus:7.4::server	redhat	python	< 0:2.7.5-59.el7_4 Fix: upgrade to 0:2.7.5-59.el7_4
Red Hat:rhel_tus:7.4::server	redhat	python-debuginfo	< 0:2.7.5-59.el7_4 Fix: upgrade to 0:2.7.5-59.el7_4
Red Hat:rhel_aus:7.4::server	redhat	python	< 0:2.7.5-59.el7_4 Fix: upgrade to 0:2.7.5-59.el7_4
Red Hat:rhel_aus:7.4::server	redhat	python-debuginfo	< 0:2.7.5-59.el7_4 Fix: upgrade to 0:2.7.5-59.el7_4
Red Hat:rhel_aus:7.4::server	redhat	python-devel	< 0:2.7.5-59.el7_4 Fix: upgrade to 0:2.7.5-59.el7_4
Red Hat:rhel_aus:7.4::server	redhat	python-libs	< 0:2.7.5-59.el7_4 Fix: upgrade to 0:2.7.5-59.el7_4
Red Hat:rhel_e4s:7.4::server	redhat	python	< 0:2.7.5-59.el7_4 Fix: upgrade to 0:2.7.5-59.el7_4
Red Hat:rhel_tus:7.4::server	redhat	python-devel	< 0:2.7.5-59.el7_4 Fix: upgrade to 0:2.7.5-59.el7_4
Red Hat:rhel_tus:7.4::server	redhat	python-libs	< 0:2.7.5-59.el7_4 Fix: upgrade to 0:2.7.5-59.el7_4
Red Hat:rhel_aus:7.4::server	redhat	python-debug	< 0:2.7.5-59.el7_4 Fix: upgrade to 0:2.7.5-59.el7_4
Red Hat:rhel_aus:7.4::server	redhat	python-test	< 0:2.7.5-59.el7_4 Fix: upgrade to 0:2.7.5-59.el7_4
Red Hat:rhel_aus:7.4::server	redhat	python-tools	< 0:2.7.5-59.el7_4 Fix: upgrade to 0:2.7.5-59.el7_4
Red Hat:rhel_aus:7.4::server	redhat	tkinter	< 0:2.7.5-59.el7_4 Fix: upgrade to 0:2.7.5-59.el7_4
Red Hat:rhel_e4s:7.4::server	redhat	python-debug	< 0:2.7.5-59.el7_4 Fix: upgrade to 0:2.7.5-59.el7_4
Red Hat:rhel_e4s:7.4::server	redhat	python-test	< 0:2.7.5-59.el7_4 Fix: upgrade to 0:2.7.5-59.el7_4
Red Hat:rhel_e4s:7.4::server	redhat	python-tools	< 0:2.7.5-59.el7_4 Fix: upgrade to 0:2.7.5-59.el7_4
Red Hat:rhel_e4s:7.4::server	redhat	tkinter	< 0:2.7.5-59.el7_4 Fix: upgrade to 0:2.7.5-59.el7_4
Red Hat:rhel_tus:7.4::server	redhat	python-debug	< 0:2.7.5-59.el7_4 Fix: upgrade to 0:2.7.5-59.el7_4
Red Hat:rhel_tus:7.4::server	redhat	python-test	< 0:2.7.5-59.el7_4 Fix: upgrade to 0:2.7.5-59.el7_4
Red Hat:rhel_tus:7.4::server	redhat	python-tools	< 0:2.7.5-59.el7_4 Fix: upgrade to 0:2.7.5-59.el7_4
Red Hat:rhel_tus:7.4::server	redhat	tkinter	< 0:2.7.5-59.el7_4 Fix: upgrade to 0:2.7.5-59.el7_4

Original advisory text

Red Hat Security Advisory: python security update

References

https://access.redhat.com/errata/RHSA-2019:3170 Vendor Advisory
https://access.redhat.com/security/updates/classification/#important Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=1688543 Third Party Advisory
https://security.access.redhat.com/data/csaf/v2/advisories/2019/rhsa-2019_3170.j... Vendor Advisory
https://access.redhat.com/security/cve/CVE-2019-9636 Third Party Advisory
https://www.cve.org/CVERecord?id=CVE-2019-9636 Vendor Advisory
https://nvd.nist.gov/vuln/detail/CVE-2019-9636 Vendor Advisory
https://python-security.readthedocs.io/vuln/urlsplit-nfkc-normalization.html Third Party Advisory

Fix within

Internet-facing 3 days

Internal 60 days

Not known to be exploited
Can be exploited automatically (estimated)
Gives an attacker full control (estimated)

Severity

9.8 Critical

Timeline

Published13 Sep 2024

Updated8 Oct 2026

First seen8 Oct 2026

Sources

RHSA-2019:3170 · OSV

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