USN-7047-1
See a problem?- Source
- https://ubuntu.com/security/notices/USN-7047-1
- Import Source
- https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-7047-1.json
- JSON Data
- https://api.osv.dev/v1/vulns/USN-7047-1
- Related
- Published
- 2024-10-01T06:53:06.354673Z
- Modified
- 2024-10-01T06:53:06.354673Z
- Summary
- knot-resolver vulnerabilities
- Details
-
Vladimír Čunát discovered that Knot Resolver incorrectly handled input during DNSSEC validation. A remote attacker could possibly use this issue to bypass certain validations. (CVE-2019-10190)
Vladimír Čunát discovered that Knot Resolver incorrectly handled input during DNSSEC validation. A remote attacker could possibly use this issue to downgrade DNSSEC-secure domains to a DNSSEC-insecure state, resulting in a domain hijacking attack. (CVE-2019-10191)
Vladimír Čunát discovered that Knot Resolver incorrectly handled certain DNS replies with many resource records. An attacker could possibly use this issue to consume system resources, resulting in a denial of service. (CVE-2019-19331)
Lior Shafir, Yehuda Afek, and Anat Bremler-Barr discovered that Knot Resolver incorrectly handled certain queries. A remote attacker could use this issue to perform an amplification attack directed at a target. (CVE-2020-12667)
- References
Affected packages
Ubuntu:20.04:LTS / knot-resolver
Package
- Name
- knot-resolver
- Purl
- pkg:deb/ubuntu/knot-resolver?arch=src?distro=focal
Affected ranges
- Type
- ECOSYSTEM
- Events
-
Introduced0Unknown introduced version / All previous versions are affectedFixed3.2.1-3ubuntu2.2
Ecosystem specific
{
"availability": "No subscription required",
"binaries": [
{
"binary_version": "3.2.1-3ubuntu2.2",
"binary_name": "knot-resolver"
},
{
"binary_version": "3.2.1-3ubuntu2.2",
"binary_name": "knot-resolver-doc"
},
{
"binary_version": "3.2.1-3ubuntu2.2",
"binary_name": "knot-resolver-module-http"
}
]
}