CVE-2015-8629
Description
The 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.
Predictions
Heuristic predictions, AS-IS, for prioritization only.
Mitigations
No mitigations published for this CVE yet.
The vendor-content worker queues fetches as references arrive (check back in a few minutes). Or — if you've already worked around this in production — publish your fix to the community-verified tier.
✚ Propose a mitigation on Community → Mitigations published via the community go through AI scoring + 2 human reviewers + 7-day silent objection window before landing here withsource_tier=community-verified.
OS impact
| OS | Version | Status | Fixed in |
|---|---|---|---|
| sles | affected | | |
| debian | bookworm | fixed | 1.13.2+dfsg-5 |
| debian | bullseye | fixed | 1.13.2+dfsg-5 |
| debian | forky | fixed | 1.13.2+dfsg-5 |
| debian | sid | fixed | 1.13.2+dfsg-5 |
| debian | trixie | fixed | 1.13.2+dfsg-5 |
| debian | 7.0 | affected | |
| debian | 8.0 | affected | |
| suse | 42.1 | affected | |
| suse | 13.2 | affected | |
| rhel | 6.0 | affected | |
| rhel | 7.0 | affected | |
| rhel | 6.7 | affected | |
| rhel | 7.2 | affected | |
| rhel | 7.3 | affected | |
| rhel | 7.4 | affected | |
| rhel | 7.5 | affected | |
| rhel | 7.6 | affected | |
| rhel | 7.7 | affected | |
Application impact
| Vendor | Product | Versions | Fixed |
|---|---|---|---|
| mit | kerberos_5 | {"endExcluding":"1.13.4"} | 1.13.4 |
References
- https://www.suse.com/security/cve/CVE-2015-8629.html
- http://krbdev.mit.edu/rt/Ticket/Display.html?id=8341
- http://lists.opensuse.org/opensuse-updates/2016-02/msg00059.html
- http://lists.opensuse.org/opensuse-updates/2016-02/msg00110.html
- http://rhn.redhat.com/errata/RHSA-2016-0493.html
- http://rhn.redhat.com/errata/RHSA-2016-0532.html
- http://www.debian.org/security/2016/dsa-3466
- http://www.oracle.com/technetwork/topics/security/bulletinapr2016-2952098.html
- http://www.oracle.com/technetwork/topics/security/linuxbulletinapr2016-2952096.html
- http://www.securityfocus.com/bid/82801
- http://www.securitytracker.com/id/1034914
- https://github.com/krb5/krb5/commit/df17a1224a3406f57477bcd372c61e04c0e5a5bb
- https://security-tracker.debian.org/tracker/CVE-2015-8629
CWEs
CWE-125
Community-verified mitigations for this CVE will appear above when contributors publish them.
Verify integrity in audit chain (admin only). AS-IS.