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AUSCERT External Security Bulletin Redistribution
ESB-2019.1022
SUSE-SU-2019:0776-1 Security update for w3m
28 March 2019
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AusCERT Security Bulletin Summary
---------------------------------
Product: w3m
Publisher: SUSE
Operating System: SUSE
Impact/Access: Create Arbitrary Files -- Remote with User Interaction
Denial of Service -- Remote with User Interaction
Resolution: Patch/Upgrade
CVE Names: CVE-2018-6198 CVE-2018-6197 CVE-2018-6196
Reference: ESB-2018.0345
ESB-2018.0327
Original Bulletin:
https://www.suse.com/support/update/announcement/2019/suse-su-20190776-1.html
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SUSE Security Update: Security update for w3m
______________________________________________________________________________
Announcement ID: SUSE-SU-2019:0776-1
Rating: moderate
References: #1077559 #1077568 #1077572
Cross-References: CVE-2018-6196 CVE-2018-6197 CVE-2018-6198
Affected Products:
SUSE Linux Enterprise Server 12-SP4
SUSE Linux Enterprise Server 12-SP3
SUSE Linux Enterprise Desktop 12-SP4
SUSE Linux Enterprise Desktop 12-SP3
______________________________________________________________________________
An update that fixes three vulnerabilities is now available.
Description:
This update for w3m fixes several issues.
These security issues were fixed:
o CVE-2018-6196: Prevent infinite recursion in HTMLlineproc0 caused by the
feed_table_block_tag function which did not prevent a negative indent value
(bsc#1077559)
o CVE-2018-6197: Prevent NULL pointer dereference in formUpdateBuffer (bsc#
1077568)
o CVE-2018-6198: w3m did not properly handle temporary files when the ~/.w3m
directory is unwritable, which allowed a local attacker to craft a symlink
attack to overwrite arbitrary files (bsc#1077572)
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-SP4:
zypper in -t patch SUSE-SLE-SERVER-12-SP4-2019-776=1
o SUSE Linux Enterprise Server 12-SP3:
zypper in -t patch SUSE-SLE-SERVER-12-SP3-2019-776=1
o SUSE Linux Enterprise Desktop 12-SP4:
zypper in -t patch SUSE-SLE-DESKTOP-12-SP4-2019-776=1
o SUSE Linux Enterprise Desktop 12-SP3:
zypper in -t patch SUSE-SLE-DESKTOP-12-SP3-2019-776=1
Package List:
o SUSE Linux Enterprise Server 12-SP4 (aarch64 ppc64le s390x x86_64):
w3m-0.5.3.git20161120-161.3.4
w3m-debuginfo-0.5.3.git20161120-161.3.4
w3m-debugsource-0.5.3.git20161120-161.3.4
o SUSE Linux Enterprise Server 12-SP3 (aarch64 ppc64le s390x x86_64):
w3m-0.5.3.git20161120-161.3.4
w3m-debuginfo-0.5.3.git20161120-161.3.4
w3m-debugsource-0.5.3.git20161120-161.3.4
o SUSE Linux Enterprise Desktop 12-SP4 (x86_64):
w3m-0.5.3.git20161120-161.3.4
w3m-debuginfo-0.5.3.git20161120-161.3.4
w3m-debugsource-0.5.3.git20161120-161.3.4
o SUSE Linux Enterprise Desktop 12-SP3 (x86_64):
w3m-0.5.3.git20161120-161.3.4
w3m-debuginfo-0.5.3.git20161120-161.3.4
w3m-debugsource-0.5.3.git20161120-161.3.4
References:
o https://www.suse.com/security/cve/CVE-2018-6196.html
o https://www.suse.com/security/cve/CVE-2018-6197.html
o https://www.suse.com/security/cve/CVE-2018-6198.html
o https://bugzilla.suse.com/1077559
o https://bugzilla.suse.com/1077568
o https://bugzilla.suse.com/1077572
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