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openSUSE Leap 15.3: SUSE-SU-2021:4104-1 Moderate: python3 Issues

opensuse
Calendar Grey December 16, 2021
Dist Opensuse Esm H88
A significant security patch for python3 on openSUSE resolves vital vulnerabilities. Please update your system to maintain protection.
An update that solves three vulnerabilities and has four fixes is now available

Description

This update for python3 fixes the following issues:

- CVE-2021-3426: Fixed information disclosure via pydoc (bsc#1183374).

- CVE-2021-3733: Fixed infinitely reading potential HTTP headers after a

100 Continue status response from the server (bsc#1189241).

- CVE-2021-3737: Fixed ReDoS in urllib.request (bsc#1189287).

- We do not require python-rpm-macros package (bsc#1180125).

- Use versioned python-Sphinx to avoid dependency on other version of

Python (bsc#1183858).

- Stop providing "python" symbol, which means python2 currently

(bsc#1185588).

- Modify Lib/ensurepip/__init__.py to contain the same version numbers as

are in reality the ones in the bundled wheels (bsc#1187668).

Topics%20covered

Topics Covered

security advisory moderate information disclosure openSUSE HTTP headers python3 ReDoS

Patch

Patch Instructions:

To install this openSUSE Security Update use the SUSE recommended installation methods

like YaST online_update or "zypper patch".

Alternatively you can run the command listed for your product:

- openSUSE Leap 15.3:

zypper in -t patch openSUSE-SLE-15.3-2021-4104=1

Package List

- openSUSE Leap 15.3 (aarch64 ppc64le s390x x86_64):

libpython3_6m1_0-3.6.15-10.9.1

libpython3_6m1_0-debuginfo-3.6.15-10.9.1

python3-3.6.15-10.9.1

python3-base-3.6.15-10.9.1

python3-base-debuginfo-3.6.15-10.9.1

python3-core-debugsource-3.6.15-10.9.1

python3-curses-3.6.15-10.9.1

python3-curses-debuginfo-3.6.15-10.9.1

python3-dbm-3.6.15-10.9.1

python3-dbm-debuginfo-3.6.15-10.9.1

python3-debuginfo-3.6.15-10.9.1

python3-debugsource-3.6.15-10.9.1

python3-devel-3.6.15-10.9.1

python3-devel-debuginfo-3.6.15-10.9.1

python3-doc-3.6.15-10.9.1

python3-doc-devhelp-3.6.15-10.9.1

python3-idle-3.6.15-10.9.1

python3-testsuite-3.6.15-10.9.1

python3-testsuite-debuginfo-3.6.15-10.9.1

python3-tk-3.6.15-10.9.1

python3-tk-debuginfo-3.6.15-10.9.1

python3-tools-3.6.15-10.9.1

- openSUSE Leap 15.3 (x86_64):

libpython3_6m1_0-32bit-3.6.15-10.9.1

libpython3_6m1_0-32bit-debuginfo-3.6.15-10.9.1

References

https://www.suse.com/security/cve/CVE-2021-3426.html

https://www.suse.com/security/cve/CVE-2021-3733.html

https://www.suse.com/security/cve/CVE-2021-3737.html

https://bugzilla.suse.com/1180125

https://bugzilla.suse.com/1183374

https://bugzilla.suse.com/1183858

https://bugzilla.suse.com/1185588

https://bugzilla.suse.com/1187668

https://bugzilla.suse.com/1189241

https://bugzilla.suse.com/1189287

Announcement ID: openSUSE-SU-2021:4104-1
Rating: moderate
Affected Products: openSUSE Leap 15.3 ble.

Topics%20covered

Topics Covered

security advisory moderate information disclosure openSUSE HTTP headers python3 ReDoS

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