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11 – 14 of 14 results
Some fixes available 1 of 7
knot-resolver before version 4.3.0 is vulnerable to denial of service through high CPU utilization. DNS replies with very many resource records might be processed very inefficiently, in extreme cases taking even several CPU...
1 affected package
knot-resolver
| Package | 26.04 LTS | 24.04 LTS | 22.04 LTS | 20.04 LTS | 18.04 LTS |
|---|---|---|---|---|---|
| knot-resolver | Not affected | Not affected | Not affected | Fixed | Vulnerable |
Some fixes available 1 of 8
A vulnerability was discovered in DNS resolver of knot resolver before version 4.1.0 which allows remote attackers to downgrade DNSSEC-secure domains to DNSSEC-insecure state, opening possibility of domain hijack using attacks...
1 affected package
knot-resolver
| Package | 26.04 LTS | 24.04 LTS | 22.04 LTS | 20.04 LTS | 18.04 LTS |
|---|---|---|---|---|---|
| knot-resolver | Not affected | Not affected | Not affected | Fixed | Vulnerable |
Some fixes available 1 of 6
A vulnerability was discovered in DNS resolver component of knot resolver through version 3.2.0 before 4.1.0 which allows remote attackers to bypass DNSSEC validation for non-existence answer. NXDOMAIN answer would get passed...
1 affected package
knot-resolver
| Package | 26.04 LTS | 24.04 LTS | 22.04 LTS | 20.04 LTS | 18.04 LTS |
|---|---|---|---|---|---|
| knot-resolver | — | Not affected | Not affected | Fixed | Not affected |
Improper input validation bug in DNS resolver component of Knot Resolver before 2.4.1 allows remote attacker to poison cache.
1 affected package
knot-resolver
| Package | 26.04 LTS | 24.04 LTS | 22.04 LTS | 20.04 LTS | 18.04 LTS |
|---|---|---|---|---|---|
| knot-resolver | Not affected | Not affected | Not affected | Not affected | Vulnerable |