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AUSCERT External Security Bulletin Redistribution
ESB-2019.4090.2
SUSE-SU-2019:2891-1 Security update for python-ecdsa
22 November 2019
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AusCERT Security Bulletin Summary
---------------------------------
Product: python-ecdsa
Publisher: SUSE
Operating System: SUSE
Impact/Access: Access Privileged Data -- Existing Account
Denial of Service -- Remote/Unauthenticated
Resolution: Patch/Upgrade
CVE Names: CVE-2019-14859 CVE-2019-14853
Reference: ESB-2019.4035
Original Bulletin:
https://www.suse.com/support/update/announcement/2019/suse-su-20192891-1.html
Revision History: November 22 2019: Cleaned up the format.
November 5 2019: Initial Release
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SUSE Security Update: Security update for python-ecdsa
______________________________________________________________________________
Announcement ID: SUSE-SU-2019:2891-1
Rating: moderate
References: #1153165 #1154217
Cross-References: CVE-2019-14853 CVE-2019-14859
Affected Products:
SUSE Linux Enterprise Module for Public Cloud 15
SUSE Linux Enterprise Module for Packagehub Subpackages 15
SUSE Linux Enterprise Module for Open Buildservice Development Tools 15-SP1
SUSE Linux Enterprise Module for Open Buildservice Development Tools 15
SUSE Linux Enterprise Module for Basesystem 15-SP1
______________________________________________________________________________
An update that fixes two vulnerabilities is now available.
Description:
This update for python-ecdsa to version 0.13.3 fixes the following issues:
Security issues fixed:
o CVE-2019-14853: Fixed unexpected exceptions during signature decoding (bsc#
1153165).
o CVE-2019-14859: Fixed a signature malleability caused by insufficient
checks of DER encoding (bsc#1154217).
Patch Instructions:
To install this SUSE 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:
o SUSE Linux Enterprise Module for Public Cloud 15:
zypper in -t patch SUSE-SLE-Module-Public-Cloud-15-2019-2891=1
o SUSE Linux Enterprise Module for Packagehub Subpackages 15:
zypper in -t patch SUSE-SLE-Module-Packagehub-Subpackages-15-2019-2891=1
o SUSE Linux Enterprise Module for Open Buildservice Development Tools
15-SP1:
zypper in -t patch SUSE-SLE-Module-Development-Tools-OBS-15-SP1-2019-2891=1
o SUSE Linux Enterprise Module for Open Buildservice Development Tools 15:
zypper in -t patch SUSE-SLE-Module-Development-Tools-OBS-15-2019-2891=1
o SUSE Linux Enterprise Module for Basesystem 15-SP1:
zypper in -t patch SUSE-SLE-Module-Basesystem-15-SP1-2019-2891=1
Package List:
o SUSE Linux Enterprise Module for Public Cloud 15 (noarch):
python3-ecdsa-0.13.3-3.3.1
o SUSE Linux Enterprise Module for Packagehub Subpackages 15 (noarch):
python2-ecdsa-0.13.3-3.3.1
o SUSE Linux Enterprise Module for Open Buildservice Development Tools 15-SP1
(noarch):
python2-ecdsa-0.13.3-3.3.1
o SUSE Linux Enterprise Module for Open Buildservice Development Tools 15
(noarch):
python2-ecdsa-0.13.3-3.3.1
o SUSE Linux Enterprise Module for Basesystem 15-SP1 (noarch):
python3-ecdsa-0.13.3-3.3.1
References:
o https://www.suse.com/security/cve/CVE-2019-14853.html
o https://www.suse.com/security/cve/CVE-2019-14859.html
o https://bugzilla.suse.com/1153165
o https://bugzilla.suse.com/1154217
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