Import Source
https://github.com/microsoft/AzureLinuxVulnerabilityData/blob/main/osv/AZL-6607.json
JSON Data
https://api.test.osv.dev/v1/vulns/AZL-6607
Upstream
Published
2021-07-22T18:15:23Z
Modified
2026-04-01T05:20:41.722939Z
Severity
  • 7.5 (High) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H CVSS Calculator
Summary
CVE-2021-36222 affecting package krb5 for versions less than 1.19.2-1
Details

ecverify in kdc/kdcpreauth_ec.c in the Key Distribution Center (KDC) in MIT Kerberos 5 (aka krb5) before 1.18.4 and 1.19.x before 1.19.2 allows remote attackers to cause a NULL pointer dereference and daemon crash. This occurs because a return value is not properly managed in a certain situation.

References

Affected packages

Azure Linux:2 / krb5

Package

Name
krb5
Purl
pkg:rpm/azure-linux/krb5

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
1.19.2-1

Database specific

source
"https://github.com/microsoft/AzureLinuxVulnerabilityData/blob/main/osv/AZL-6607.json"