This update for bind fixes the following issues:
- CVE-2022-2795: Fixed potential performance degredation due to missing database lookup limits when processing large delegations (bsc#1203614).
- CVE-2022-38177: Fixed a memory leak that could be externally triggered in the DNSSEC verification code for the ECDSA algorithm (bsc#1203619).
- CVE-2022-38178: Fixed memory leaks that could be externally triggered in the DNSSEC verification code for the EdDSA algorithm (bsc#1203620).
This update for bind fixes the following issues:
- CVE-2021-25214: Fixed a broken inbound incremental zone update (IXFR) which could have caused named to terminate unexpectedly (bsc#1185345).
- CVE-2021-25215: Fixed an assertion check which could have failed while answering queries for DNAME records that required the DNAME to be processed to resolve itself (bsc#1185345).
- make /usr/bin/delv in bind-tools position independent (bsc#1183453).
This update for bind fixes the following issues:
- CVE-2020-8625: A vulnerability in BIND's GSSAPI security policy
negotiation can be targeted by a buffer overflow attack [bsc#1182246]
This update for bind fixes the following issues:
BIND was upgraded to version 9.16.6:
Note:
- bind is now more strict in regards to DNSSEC. If queries are not working,
check for DNSSEC issues. For instance, if bind is used in a namserver
forwarder chain, the forwarding DNS servers must support DNSSEC.
Fixing security issues:
- CVE-2020-8616: Further limit the number of queries that can be triggered from
a request. Root and TLD servers are no longer exempt
from max-recursion-queries. Fetches for missing name server. (bsc#1171740)
Address records are limited to 4 for any domain.
- CVE-2020-8617: Replaying a TSIG BADTIME respons