openSUSE Security Update: Security update for pdns-recursor
______________________________________________________________________________

Announcement ID:    openSUSE-SU-2023:0101-1
Rating:             important
References:         #1209897 
Cross-References:   CVE-2023-26437
CVSS scores:
                    CVE-2023-26437 (NVD) : 3.4 CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:N/I:N/A:L

Affected Products:
                    openSUSE Backports SLE-15-SP4
______________________________________________________________________________

   An update that fixes one vulnerability is now available.

Description:

   This update for pdns-recursor fixes the following issues:

   pdns-recursor was updated to 4.6.6:

   * fixes deterred spoofing attempts can lead to authoritative servers being
     marked unavailable (boo#1209897, CVE-2023-26437)

   Fixes in 4.6.5:

   * When an expired NSEC3 entry is seen, move it to the front
     of the expiry queue
   * Log invalid RPZ content when obtained via IXFR
   * Detect invalid bytes in makeBytesFromHex()
   * Timeout handling for IXFRs as a client

   Fixes in 4.6.4:

   * Check qperq limit if throttling happened, as it increases counters   * Failure to retrieve DNSKEYs of an Insecure zone should not be fatal
   * Resize answer length to actual received length in udpQueryResponse


Patch Instructions:

   To install this openSUSE 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:

   - openSUSE Backports SLE-15-SP4:

      zypper in -t patch openSUSE-2023-101=1



Package List:

   - openSUSE Backports SLE-15-SP4 (aarch64 ppc64le x86_64):

      pdns-recursor-4.6.6-bp154.2.6.1
      pdns-recursor-debuginfo-4.6.6-bp154.2.6.1
      pdns-recursor-debugsource-4.6.6-bp154.2.6.1


References:

   https://www.suse.com/security/cve/CVE-2023-26437.html
   https://bugzilla.suse.com/1209897