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AUSCERT External Security Bulletin Redistribution
ESB-2021.1877
Security update for lz4
2 June 2021
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AusCERT Security Bulletin Summary
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Product: lz4
Publisher: SUSE
Operating System: SUSE
Impact/Access: Execute Arbitrary Code/Commands -- Remote/Unauthenticated
Denial of Service -- Remote/Unauthenticated
Resolution: Patch/Upgrade
CVE Names: CVE-2021-3520
Reference: ESB-2021.1864
ESB-2021.1791
Original Bulletin:
https://www.suse.com/support/update/announcement/2021/suse-su-20211825-1
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SUSE Security Update: Security update for lz4
______________________________________________________________________________
Announcement ID: SUSE-SU-2021:1825-1
Rating: important
References: #1185438
Cross-References: CVE-2021-3520
Affected Products:
SUSE Linux Enterprise Module for Basesystem 15-SP3
______________________________________________________________________________
An update that fixes one vulnerability is now available.
Description:
This update for lz4 fixes the following issues:
o CVE-2021-3520: Fixed memory corruption due to an integer overflow bug
caused by memmove argument (bsc#1185438).
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 Basesystem 15-SP3:
zypper in -t patch SUSE-SLE-Module-Basesystem-15-SP3-2021-1825=1
Package List:
o SUSE Linux Enterprise Module for Basesystem 15-SP3 (aarch64 ppc64le s390x
x86_64):
liblz4-1-1.9.2-3.3.1
liblz4-1-debuginfo-1.9.2-3.3.1
liblz4-devel-1.9.2-3.3.1
lz4-1.9.2-3.3.1
lz4-debuginfo-1.9.2-3.3.1
lz4-debugsource-1.9.2-3.3.1
o SUSE Linux Enterprise Module for Basesystem 15-SP3 (x86_64):
liblz4-1-32bit-1.9.2-3.3.1
liblz4-1-32bit-debuginfo-1.9.2-3.3.1
References:
o https://www.suse.com/security/cve/CVE-2021-3520.html
o https://bugzilla.suse.com/1185438
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