Security update for sudo

SUSE Security Update: Security update for sudo
Announcement ID: SUSE-SU-2020:0409-1
Rating: important
References: #1162202 #1162675
Cross-References:CVE-2019-18634
Affected Products:
  • SUSE Linux Enterprise Software Development Kit 12-SP5
  • SUSE Linux Enterprise Server 12-SP5

An update that solves one vulnerability and has one errata is now available.

Description:

This update for sudo fixes the following issues:
Security issue fixed:

  • CVE-2019-18634: Fixed a buffer overflow in the passphrase prompt that could occur when pwfeedback was enabled in /etc/sudoers (bsc#1162202).

Non-security issue fixed:
  • Fixed an issue where sudo -l would ask for a password even though `listpw` was set to `never` (bsc#1162675).

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 Software Development Kit 12-SP5:
    zypper in -t patch SUSE-SLE-SDK-12-SP5-2020-409=1
  • SUSE Linux Enterprise Server 12-SP5:
    zypper in -t patch SUSE-SLE-SERVER-12-SP5-2020-409=1

Package List:

  • SUSE Linux Enterprise Software Development Kit 12-SP5 (aarch64 ppc64le s390x x86_64):
    • sudo-debuginfo-1.8.27-4.3.1
    • sudo-debugsource-1.8.27-4.3.1
    • sudo-devel-1.8.27-4.3.1
  • SUSE Linux Enterprise Server 12-SP5 (aarch64 ppc64le s390x x86_64):
    • sudo-1.8.27-4.3.1
    • sudo-debuginfo-1.8.27-4.3.1
    • sudo-debugsource-1.8.27-4.3.1

References: