UBUNTU-CVE-2022-38177
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UBUNTU-CVE-2022-38177
Published: 21 Sept 2022Last Modified: 22 Apr 2026
Upstream:
Aliases:
Summary:
Details: By spoofing the target resolver with responses that have a malformed ECDSA signature, an attacker can trigger a small memory leak. It is possible to gradually erode available memory to the point where named crashes for lack of resources.
References: https://ubuntu.com/security/CVE-2022-38177, https://ubuntu.com/security/notices/USN-5626-1, https://ubuntu.com/security/notices/USN-5626-2, https://www.cve.org/CVERecord?id=CVE-2022-38177
Affected packages
Package
Name: bind9
Purl: pkg:deb/ubuntu/bind9@1:9.9.5.dfsg-3ubuntu0.19+esm7?arch=source&distro=trusty/esm
Affected ranges
Type: ECOSYSTEM
Events:
Introduced- 0
Fixed -1:9.9.5.dfsg-3ubuntu0.19+esm7
Affected versions
1:9.9.3.dfsg.P2-4ubuntu1
1:9.9.3.dfsg.P2-4ubuntu2
1:9.9.3.dfsg.P2-4ubuntu3
1:9.9.5.dfsg-2
1:9.9.5.dfsg-3
1:9.9.5.dfsg-3ubuntu0.1
1:9.9.5.dfsg-3ubuntu0.2
1:9.9.5.dfsg-3ubuntu0.3
1:9.9.5.dfsg-3ubuntu0.4
1:9.9.5.dfsg-3ubuntu0.5
1:9.9.5.dfsg-3ubuntu0.6
1:9.9.5.dfsg-3ubuntu0.7
1:9.9.5.dfsg-3ubuntu0.8
1:9.9.5.dfsg-3ubuntu0.9
1:9.9.5.dfsg-3ubuntu0.10
1:9.9.5.dfsg-3ubuntu0.11
1:9.9.5.dfsg-3ubuntu0.12
1:9.9.5.dfsg-3ubuntu0.13
1:9.9.5.dfsg-3ubuntu0.14
1:9.9.5.dfsg-3ubuntu0.15
1:9.9.5.dfsg-3ubuntu0.16
1:9.9.5.dfsg-3ubuntu0.17
1:9.9.5.dfsg-3ubuntu0.18
1:9.9.5.dfsg-3ubuntu0.19
1:9.9.5.dfsg-3ubuntu0.19+esm1
1:9.9.5.dfsg-3ubuntu0.19+esm2
1:9.9.5.dfsg-3ubuntu0.19+esm3
1:9.9.5.dfsg-3ubuntu0.19+esm4
1:9.9.5.dfsg-3ubuntu0.19+esm5
1:9.9.5.dfsg-3ubuntu0.19+esm6
Common Vulnerability Scoring System
Attack Vector
Network
Adjacent
Local
Physical
Privileges Required
None
Low
High
User Interaction
None
Required
Scope
Unchanged
Changed
Confidentiality
None
Low
High
Integrity
None
Low
High
Availability
None
Low
High
