CVE-2021-36222

NameCVE-2021-36222
Descriptionec_verify in kdc/kdc_preauth_ec.c in the Key Distribution Center (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)
Debian Bugs991365

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+deb10u1vulnerable
bullseye1.18.3-5vulnerable
sid1.18.3-6fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
krb5sourcestretch(not affected)
krb5source(unstable)1.18.3-6991365

Notes

[stretch] - krb5 <not-affected> (Vulnerable code (k5memdup0()) introduced later)
https://github.com/krb5/krb5/commit/fc98f520caefff2e5ee9a0026fdf5109944b3562

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