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AUSCERT External Security Bulletin Redistribution
ESB-2021.2560
Security update for linuxptp
29 July 2021
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AusCERT Security Bulletin Summary
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Product: linuxptp
Publisher: SUSE
Operating System: SUSE
Impact/Access: Execute Arbitrary Code/Commands -- Existing Account
Denial of Service -- Existing Account
Access Confidential Data -- Existing Account
Resolution: Patch/Upgrade
CVE Names: CVE-2021-3570
Reference: ESB-2021.2540
ESB-2021.2506
Original Bulletin:
https://www.suse.com/support/update/announcement/2021/suse-su-20212545-1
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SUSE Security Update: Security update for linuxptp
______________________________________________________________________________
Announcement ID: SUSE-SU-2021:2545-1
Rating: important
References: #1187646
Cross-References: CVE-2021-3570
Affected Products:
SUSE Linux Enterprise Server 12-SP5
______________________________________________________________________________
An update that fixes one vulnerability is now available.
Description:
This update for linuxptp fixes the following issues:
o CVE-2021-3570: Validate the messageLength field of incoming messages. (bsc#
1187646)
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 Server 12-SP5:
zypper in -t patch SUSE-SLE-SERVER-12-SP5-2021-2545=1
Package List:
o SUSE Linux Enterprise Server 12-SP5 (aarch64 ppc64le s390x x86_64):
linuxptp-1.8+git65.g303b08c-3.3.1
linuxptp-debuginfo-1.8+git65.g303b08c-3.3.1
linuxptp-debugsource-1.8+git65.g303b08c-3.3.1
References:
o https://www.suse.com/security/cve/CVE-2021-3570.html
o https://bugzilla.suse.com/1187646
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