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AUSCERT External Security Bulletin Redistribution
ESB-2021.3940
Security update for libarchive
18 November 2021
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AusCERT Security Bulletin Summary
---------------------------------
Product: libarchive
Publisher: SUSE
Operating System: SUSE
Impact/Access: Denial of Service -- Remote/Unauthenticated
Resolution: Patch/Upgrade
CVE Names: CVE-2019-19221
Reference: ESB-2020.3861
Original Bulletin:
https://www.suse.com/support/update/announcement/2021/suse-su-20213722-1
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SUSE Security Update: Security update for libarchive
______________________________________________________________________________
Announcement ID: SUSE-SU-2021:3722-1
Rating: moderate
References: #1157569 #1192425 #1192426 #1192427
Cross-References: CVE-2019-19221
Affected Products:
SUSE Linux Enterprise Software Development Kit 12-SP5
SUSE Linux Enterprise Server 12-SP5
______________________________________________________________________________
An update that solves one vulnerability and has three fixes is now available.
Description:
This update for libarchive fixes the following issues:
o CVE-2019-19221: Fixed out-of-bounds read caused by incorrect mbrtowc or
mbtowc call (bsc#1157569)
o backporting symlink security fixes from 3.5.2: - extracting with ACLs
modifies ACLs of target (bsc#1192425) - modifies file flags of target (bsc#
1192426) - avoid follow on fixup entries (bsc#1192427)
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 Software Development Kit 12-SP5:
zypper in -t patch SUSE-SLE-SDK-12-SP5-2021-3722=1
o SUSE Linux Enterprise Server 12-SP5:
zypper in -t patch SUSE-SLE-SERVER-12-SP5-2021-3722=1
Package List:
o SUSE Linux Enterprise Software Development Kit 12-SP5 (aarch64 ppc64le
s390x x86_64):
libarchive-debugsource-3.3.3-32.5.1
libarchive-devel-3.3.3-32.5.1
o SUSE Linux Enterprise Server 12-SP5 (aarch64 ppc64le s390x x86_64):
libarchive-debugsource-3.3.3-32.5.1
libarchive13-3.3.3-32.5.1
libarchive13-debuginfo-3.3.3-32.5.1
References:
o https://www.suse.com/security/cve/CVE-2019-19221.html
o https://bugzilla.suse.com/1157569
o https://bugzilla.suse.com/1192425
o https://bugzilla.suse.com/1192426
o https://bugzilla.suse.com/1192427
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