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AUSCERT External Security Bulletin Redistribution
ESB-2020.1109
SUSE-SU-2020:0832-1 Security update for glibc
1 April 2020
===========================================================================
AusCERT Security Bulletin Summary
---------------------------------
Product: glibc
Publisher: SUSE
Operating System: SUSE
Impact/Access: Execute Arbitrary Code/Commands -- Existing Account
Denial of Service -- Existing Account
Resolution: Patch/Upgrade
CVE Names: CVE-2020-10029 CVE-2020-1752 CVE-2020-1751
Reference: ESB-2020.0921
Original Bulletin:
https://www.suse.com/support/update/announcement/2020/suse-su-20200832-1.html
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SUSE Security Update: Security update for glibc
______________________________________________________________________________
Announcement ID: SUSE-SU-2020:0832-1
Rating: important
References: #1149332 #1157893 #1158996 #1165784 #1167631
Cross-References: CVE-2020-10029 CVE-2020-1751 CVE-2020-1752
Affected Products:
SUSE Linux Enterprise Software Development Kit 12-SP5
SUSE Linux Enterprise Software Development Kit 12-SP4
SUSE Linux Enterprise Server 12-SP5
SUSE Linux Enterprise Server 12-SP4
______________________________________________________________________________
An update that solves three vulnerabilities and has two fixes is now available.
Description:
This update for glibc fixes the following issues:
o CVE-2020-1752: Fixed a use after free in glob which could have allowed a
local attacker to create a specially crafted path that, when processed by
the glob function, could potentially have led to arbitrary code execution
(bsc#1167631).
o CVE-2020-1751: Fixed an array overflow in backtrace for PowerPC (bsc#
1158996).
o CVE-2020-10029: Fixed a stack buffer overflow during range reduction (bsc#
1165784).
o Use 'posix_spawn' on popen preventing crash caused by 'subprocess'. (bsc#
1149332, BZ #22834)
o Fix handling of needles crossing a page, preventing incorrect results to
return during the cross page boundary search. (bsc#1157893, BZ #25226)
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-SP5-2020-832=1
o SUSE Linux Enterprise Software Development Kit 12-SP4:
zypper in -t patch SUSE-SLE-SDK-12-SP4-2020-832=1
o SUSE Linux Enterprise Server 12-SP5:
zypper in -t patch SUSE-SLE-SERVER-12-SP5-2020-832=1
o SUSE Linux Enterprise Server 12-SP4:
zypper in -t patch SUSE-SLE-SERVER-12-SP4-2020-832=1
Package List:
o SUSE Linux Enterprise Software Development Kit 12-SP5 (aarch64 ppc64le
s390x x86_64):
glibc-debuginfo-2.22-100.21.5
glibc-debugsource-2.22-100.21.5
glibc-devel-static-2.22-100.21.5
o SUSE Linux Enterprise Software Development Kit 12-SP5 (noarch):
glibc-info-2.22-100.21.5
o SUSE Linux Enterprise Software Development Kit 12-SP4 (aarch64 ppc64le
s390x x86_64):
glibc-debuginfo-2.22-100.21.5
glibc-debugsource-2.22-100.21.5
glibc-devel-static-2.22-100.21.5
o SUSE Linux Enterprise Software Development Kit 12-SP4 (noarch):
glibc-info-2.22-100.21.5
o SUSE Linux Enterprise Server 12-SP5 (aarch64 ppc64le s390x x86_64):
glibc-2.22-100.21.5
glibc-debuginfo-2.22-100.21.5
glibc-debugsource-2.22-100.21.5
glibc-devel-2.22-100.21.5
glibc-devel-debuginfo-2.22-100.21.5
glibc-locale-2.22-100.21.5
glibc-locale-debuginfo-2.22-100.21.5
glibc-profile-2.22-100.21.5
nscd-2.22-100.21.5
nscd-debuginfo-2.22-100.21.5
o SUSE Linux Enterprise Server 12-SP5 (s390x x86_64):
glibc-32bit-2.22-100.21.5
glibc-debuginfo-32bit-2.22-100.21.5
glibc-devel-32bit-2.22-100.21.5
glibc-devel-debuginfo-32bit-2.22-100.21.5
glibc-locale-32bit-2.22-100.21.5
glibc-locale-debuginfo-32bit-2.22-100.21.5
glibc-profile-32bit-2.22-100.21.5
o SUSE Linux Enterprise Server 12-SP5 (noarch):
glibc-html-2.22-100.21.5
glibc-i18ndata-2.22-100.21.5
glibc-info-2.22-100.21.5
o SUSE Linux Enterprise Server 12-SP4 (aarch64 ppc64le s390x x86_64):
glibc-2.22-100.21.5
glibc-debuginfo-2.22-100.21.5
glibc-debugsource-2.22-100.21.5
glibc-devel-2.22-100.21.5
glibc-devel-debuginfo-2.22-100.21.5
glibc-locale-2.22-100.21.5
glibc-locale-debuginfo-2.22-100.21.5
glibc-profile-2.22-100.21.5
nscd-2.22-100.21.5
nscd-debuginfo-2.22-100.21.5
o SUSE Linux Enterprise Server 12-SP4 (s390x x86_64):
glibc-32bit-2.22-100.21.5
glibc-debuginfo-32bit-2.22-100.21.5
glibc-devel-32bit-2.22-100.21.5
glibc-devel-debuginfo-32bit-2.22-100.21.5
glibc-locale-32bit-2.22-100.21.5
glibc-locale-debuginfo-32bit-2.22-100.21.5
glibc-profile-32bit-2.22-100.21.5
o SUSE Linux Enterprise Server 12-SP4 (noarch):
glibc-html-2.22-100.21.5
glibc-i18ndata-2.22-100.21.5
glibc-info-2.22-100.21.5
References:
o https://www.suse.com/security/cve/CVE-2020-10029.html
o https://www.suse.com/security/cve/CVE-2020-1751.html
o https://www.suse.com/security/cve/CVE-2020-1752.html
o https://bugzilla.suse.com/1149332
o https://bugzilla.suse.com/1157893
o https://bugzilla.suse.com/1158996
o https://bugzilla.suse.com/1165784
o https://bugzilla.suse.com/1167631
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