CVE-2019-14844

NameCVE-2019-14844
DescriptionA flaw was found in, Fedora versions of krb5 from 1.16.1 to, including 1.17.x, in the way a Kerberos client could crash the KDC by sending one of the RFC 4556 "enctypes". A remote unauthenticated user could use this flaw to crash the KDC.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, Mageia, GitHub code/issues, web search, more)
NVD severitymedium

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
krb5 (PTS)stretch1.15-1+deb9u1fixed
stretch (security)1.15-1+deb9u2fixed
buster, buster (security)1.17-3+deb10u1fixed
bullseye, sid1.18.3-5fixed

The information below is based on the following data on fixed versions.

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
krb5source(unstable)(not affected)

Notes

- krb5 <not-affected> (Vulnerable code not present; problematic commit not backported; not present in any MIT krb5 release)
https://bugzilla.redhat.com/show_bug.cgi?id=1753589
Introduced by: https://github.com/krb5/krb5/commit/a649279727490687d54becad91fde8cf7429d951
Fixed by: https://github.com/krb5/krb5/commit/275c9a1aad36a1a7b56042f1a2c21c33e7d16eaf

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