CVE-2015-8629

NameCVE-2015-8629
DescriptionThe xdr_nullstring function in lib/kadm5/kadm_rpc_xdr.c in kadmind in MIT Kerberos 5 (aka krb5) before 1.13.4 and 1.14.x before 1.14.1 does not verify whether '\0' characters exist as expected, which allows remote authenticated users to obtain sensitive information or cause a denial of service (out-of-bounds read) via a crafted string.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SuSE, Mageia, GitHub code/issues, web search, more)
ReferencesDLA-423-1, DSA-3466-1
NVD severitylow (attack range: remote)
Debian Bugs813296

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
krb5 (PTS)wheezy1.10.1+dfsg-5+deb7u7fixed
wheezy (security)1.10.1+dfsg-5+deb7u8fixed
jessie (security), jessie1.12.1+dfsg-19+deb8u2fixed
stretch1.15-1+deb9u1fixed
buster, sid1.15.1-2fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
krb5source(unstable)1.13.2+dfsg-5low813296
krb5sourcejessie1.12.1+dfsg-19+deb8u2lowDSA-3466-1
krb5sourcesqueeze1.8.3+dfsg-4squeeze11lowDLA-423-1
krb5sourcewheezy1.10.1+dfsg-5+deb7u7lowDSA-3466-1

Notes

Fixed by: https://github.com/krb5/krb5/commit/df17a1224a3406f57477bcd372c61e04c0e5a5bb

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