Security update for libcares2

Announcement ID: SUSE-SU-2021:14776-1
Rating: important
References:
Cross-References:
CVSS scores:
  • CVE-2021-3672 ( SUSE ): 8.1 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N
  • CVE-2021-3672 ( NVD ): 5.6 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L
Affected Products:
  • SUSE Linux Enterprise Point of Service 11 SP3
  • SUSE Linux Enterprise Server 11 SP4
  • SUSE Linux Enterprise Server 11 SP4 LTSS 11-SP4

An update that solves one vulnerability can now be installed.

Description:

This update for libcares2 fixes the following issues:

  • CVE-2021-3672: Fixed input validation on hostnames (bsc#1188881).

Patch Instructions:

To install this SUSE 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 Point of Service 11 SP3
    zypper in -t patch sleposp3-libcares2-14776=1
  • SUSE Linux Enterprise Server 11 SP4 LTSS 11-SP4
    zypper in -t patch slessp4-libcares2-14776=1
  • SUSE Linux Enterprise Server 11 SP4
    zypper in -t patch slessp4-libcares2-14776=1

Package List:

  • SUSE Linux Enterprise Point of Service 11 SP3 (i586)
    • libcares2-1.7.4-7.10.3.1
  • SUSE Linux Enterprise Server 11 SP4 LTSS 11-SP4 (ppc64 s390x x86_64 i586)
    • libcares2-1.7.4-7.10.3.1
  • SUSE Linux Enterprise Server 11 SP4 (ppc64 s390x x86_64 i586)
    • libcares2-1.7.4-7.10.3.1

References: