CVE-2015-2697

Summary

The build_principal_va function in lib/krb5/krb/bld_princ.c in MIT Kerberos 5 (aka krb5) before 1.14 allows remote authenticated users to cause a denial of service (out-of-bounds read and KDC crash) via an initial '\0' character in a long realm field within a TGS request.

Affected Software

Weaknesses

• n/a

ADP Enrichment

CVE Program Container

Additional References

• https://github.com/krb5/krb5/commit/f0c094a1b745d91ef2f9a4eae2149aac026a5789
• http://www.securityfocus.com/bid/77581
• http://lists.opensuse.org/opensuse-security-announce/2015-11/msg00006.html
• https://security.gentoo.org/glsa/201611-14
• http://www.securitytracker.com/id/1034084
• http://www.oracle.com/technetwork/topics/security/bulletinapr2016-2952098.html
• http://lists.opensuse.org/opensuse-security-announce/2015-11/msg00022.html
• http://lists.opensuse.org/opensuse-security-announce/2015-11/msg00014.html
• http://krbdev.mit.edu/rt/Ticket/Display.html?id=8252
• http://www.debian.org/security/2015/dsa-3395
• http://www.ubuntu.com/usn/USN-2810-1

References

• https://github.com/krb5/krb5/commit/f0c094a1b745d91ef2f9a4eae2149aac026a5789
• http://www.securityfocus.com/bid/77581
• http://lists.opensuse.org/opensuse-security-announce/2015-11/msg00006.html
• https://security.gentoo.org/glsa/201611-14
• http://www.securitytracker.com/id/1034084
• http://www.oracle.com/technetwork/topics/security/bulletinapr2016-2952098.html
• http://lists.opensuse.org/opensuse-security-announce/2015-11/msg00022.html
• http://lists.opensuse.org/opensuse-security-announce/2015-11/msg00014.html
• http://krbdev.mit.edu/rt/Ticket/Display.html?id=8252
• http://www.debian.org/security/2015/dsa-3395
• http://www.ubuntu.com/usn/USN-2810-1

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