SUSE-SU-2022:14940-1: important: Security update for dnsmasq

sle-updates at sle-updates at
Thu Apr 21 16:19:10 UTC 2022

   SUSE Security Update: Security update for dnsmasq

Announcement ID:    SUSE-SU-2022:14940-1
Rating:             important
References:         #1138743 #1183709 #1197872 
Cross-References:   CVE-2021-3448 CVE-2022-0934
CVSS scores:
                    CVE-2021-3448 (NVD) : 4 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:N/I:L/A:N
                    CVE-2021-3448 (SUSE): 4 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:N/I:L/A:N
                    CVE-2022-0934 (SUSE): 6.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L

Affected Products:
                    SUSE Linux Enterprise Debuginfo 11-SP3
                    SUSE Linux Enterprise Point of Sale 11-SP3

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


   This update for dnsmasq fixes the following issues:

   - CVE-2021-3448: Fixed a potential DNS cache poisoning issue due to a
     outgoing port being used when for certain use cases of the --server
      option (bsc#1183709).
   - CVE-2022-0934: Fixed an invalid memory access that could lead to remote
     of service via crafted packet (bsc#1197872).

   Non-security fixes:

   - Removed cache size limit (bsc#1138743).

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 Point of Sale 11-SP3:

      zypper in -t patch sleposp3-dnsmasq-14940=1

   - SUSE Linux Enterprise Debuginfo 11-SP3:

      zypper in -t patch dbgsp3-dnsmasq-14940=1

Package List:

   - SUSE Linux Enterprise Point of Sale 11-SP3 (i586):


   - SUSE Linux Enterprise Debuginfo 11-SP3 (i586 s390x x86_64):



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