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openSUSE Leap 15.2: 2021:0349-1 Critical: Python Buffer Overflow

opensuse
Calendar Grey February 26, 2021
Dist Opensuse Esm H88
The recent update for python-cryptography tackles critical buffer overflow and integer overflow vulnerabilities within openSUSE Leap 15.2.
An update that fixes one vulnerability is now available

Description

This update for python-cryptography fixes the following issues:

- CVE-2020-36242: Using the Fernet class to symmetrically encrypt multi

gigabyte values could result in an integer overflow and buffer overflow

(bsc#1182066).

This update was imported from the SUSE:SLE-15-SP2:Update update project.

Topics%20covered

Topics Covered

security advisory update buffer overflow critical important integer overflow cryptography python openSUSE python-cryptography

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 15.2:

zypper in -t patch openSUSE-2021-349=1

Package List

- openSUSE Leap 15.2 (i586 x86_64):

python-cryptography-debuginfo-2.8-lp152.2.6.1

python-cryptography-debugsource-2.8-lp152.2.6.1

python2-cryptography-2.8-lp152.2.6.1

python2-cryptography-debuginfo-2.8-lp152.2.6.1

python3-cryptography-2.8-lp152.2.6.1

python3-cryptography-debuginfo-2.8-lp152.2.6.1

References

https://www.suse.com/security/cve/CVE-2020-36242.html

https://bugzilla.suse.com/1182066

Severity
important
Lowest
Low
Medium
High
Critical

Announcement ID: openSUSE-SU-2021:0349-1
Rating: important
Affected Products: openSUSE Leap 15.2 .

Topics%20covered

Topics Covered

security advisory update buffer overflow critical important integer overflow cryptography python openSUSE python-cryptography

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