Security update for w3m

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:

  • 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)
  • CVE-2018-6197: Prevent NULL pointer dereference in formUpdateBuffer (bsc#1077568)
  • 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:

  • SUSE Linux Enterprise Server 12-SP4:
    zypper in -t patch SUSE-SLE-SERVER-12-SP4-2019-776=1
  • SUSE Linux Enterprise Server 12-SP3:
    zypper in -t patch SUSE-SLE-SERVER-12-SP3-2019-776=1
  • SUSE Linux Enterprise Desktop 12-SP4:
    zypper in -t patch SUSE-SLE-DESKTOP-12-SP4-2019-776=1
  • SUSE Linux Enterprise Desktop 12-SP3:
    zypper in -t patch SUSE-SLE-DESKTOP-12-SP3-2019-776=1

Package List:

  • 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
  • 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
  • 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
  • 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: