CVE-2022-38178
Memory leaks in EdDSA DNSSEC verification code
Description
By spoofing the target resolver with responses that have a malformed EdDSA 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.
No summary for this CVE yet.
CVSS Vector Breakdown
Exploitability
AV:NAttack VectorNetwork
AC:LAttack ComplexityLow
PR:NPrivileges RequiredNone
UI:NUser InteractionNone
Scope
S:UScopeUnchanged
Impact
C:NConfidentialityNone
I:NIntegrityNone
A:HAvailabilityHigh
Weaknesses
Affected Products
ISC
commercial·USaka internet systems consortium
Red Hat Inc.
commercial·USaka red hat
ООО «РусБИТех-Астра»
commercial·RUaka rusbitech-astra
debian
oss-project·GBaka debian gnu/linux
fedoraproject
oss-project·USaka fedora project
netapp
commercial·US
and 8 more affected products View all →
Exploitability
0 exploit sources identified
Exploit details including PoC links, Metasploit modules, and scanner templates are available after registration.
View exploit details Official Patch Available
Workaround Available
References
http://www.openwall.com/lists/oss-security/2022/09/21/3
openwall.com
https://kb.isc.org/docs/cve-2022-38178
kb.isc.org
https://lists.debian.org/debian-lts-announce/2022/10/msg00007.html
lists.debian.org
and 73 more references View all →
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