Vulnerability 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.
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Isc | Bind | >= 9.9.12, <= 9.9.13 |
| Debian | Debian Linux | 11.0 |
| Fedoraproject | Fedora | 35 |
| Netapp | Active Iq Unified Manager | - |
Related Weaknesses (CWE)
References
- http://www.openwall.com/lists/oss-security/2022/09/21/3Mailing ListPatchThird Party Advisory
- https://kb.isc.org/docs/cve-2022-38178Mailing ListThird Party Advisory
- https://lists.debian.org/debian-lts-announce/2022/10/msg00007.htmlMailing ListThird Party Advisory
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapro
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapro
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapro
- https://security.gentoo.org/glsa/202210-25Third Party Advisory
- https://security.netapp.com/advisory/ntap-20221228-0009/Third Party Advisory
- https://www.debian.org/security/2022/dsa-5235Third Party Advisory
- http://www.openwall.com/lists/oss-security/2022/09/21/3Mailing ListPatchThird Party Advisory
- https://kb.isc.org/docs/cve-2022-38178Mailing ListThird Party Advisory
- https://lists.debian.org/debian-lts-announce/2022/10/msg00007.htmlMailing ListThird Party Advisory
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapro
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapro
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapro
FAQ
What is CVE-2022-38178?
CVE-2022-38178 is a vulnerability with a CVSS score of 7.5 (HIGH). 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...
How severe is CVE-2022-38178?
CVE-2022-38178 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2022-38178?
Check the references section above for vendor advisories and patch information. Affected products include: Isc Bind, Debian Debian Linux, Fedoraproject Fedora, Netapp Active Iq Unified Manager.