CVE-2015-5219
high
CVSS v3
7.5
CVSS v4 NEW
—
VIR risk
7.5
Description
The ULOGTOD function in ntp.d in SNTP before 4.2.7p366 does not properly perform type conversions from a precision value to a double, which allows remote attackers to cause a denial of service (infinite loop) via a crafted NTP packet.
Predictions
Exploit likelihood
83%
Patch ETA
—
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
Fedora Affected 3 releases
| Version | Status | Fixed in |
|---|---|---|
| 23 | Affected | — |
| 22 | Affected | — |
| 21 | Affected | — |
Red Hat Affected 2 releases
| Version | Status | Fixed in |
|---|---|---|
| 7.0 | Affected | — |
| 6.0 | Affected | — |
SUSE Affected 3 releases
| Version | Status | Fixed in |
|---|---|---|
| 42.1 | Affected | — |
| 11 | Affected | — |
| 10 | Affected | — |
Ubuntu Affected 4 releases
| Version | Status | Fixed in |
|---|---|---|
| 15.10 | Affected | — |
| 15.04 | Affected | — |
| 14.04 | Affected | — |
| 12.04 | Affected | — |
Debian Mixed 3 releases
| Version | Status | Fixed in |
|---|---|---|
| bullseye | Fixed | 1:4.2.8p3+dfsg-1 |
| 8.0 | Affected | — |
| 7.0 | Affected | — |
Application impact
| Vendor | Product | Versions | Fixed |
|---|---|---|---|
| suse | linux_enterprise_debuginfo | 11 | |
| ntp | ntp | {"endIncluding":"4.2.7"} | |
References
- http://aix.software.ibm.com/aix/efixes/security/ntp_advisory4.asc
- http://bk1.ntp.org/ntp-dev/?PAGE=patch&REV=51786731Gr4-NOrTBC_a_uXO4wuGhg
- http://lists.fedoraproject.org/pipermail/package-announce/2015-November/170926.html
- http://lists.fedoraproject.org/pipermail/package-announce/2015-October/169167.html
- http://lists.fedoraproject.org/pipermail/package-announce/2015-September/166992.html
- http://lists.opensuse.org/opensuse-security-announce/2016-05/msg00048.html
- http://lists.opensuse.org/opensuse-updates/2016-12/msg00153.html
- http://rhn.redhat.com/errata/RHSA-2016-0780.html
- http://rhn.redhat.com/errata/RHSA-2016-2583.html
- http://www.debian.org/security/2015/dsa-3388
- http://www.openwall.com/lists/oss-security/2015/08/25/3
- http://www.oracle.com/technetwork/topics/security/linuxbulletinapr2016-2952096.html
- http://www.securityfocus.com/bid/76473
- http://www.ubuntu.com/usn/USN-2783-1
- https://bugzilla.redhat.com/show_bug.cgi?id=1255118
- https://cert-portal.siemens.com/productcert/pdf/ssa-497656.pdf
- https://github.com/ntp-project/ntp/commit/5f295cd05c3c136d39f5b3e500a2d781bdbb59c8
- https://us-cert.cisa.gov/ics/advisories/icsa-21-103-11
- https://www-01.ibm.com/support/docview.wss?uid=isg3T1024157
- https://www-01.ibm.com/support/docview.wss?uid=swg21985122
- https://www-01.ibm.com/support/docview.wss?uid=swg21986956
- https://www-01.ibm.com/support/docview.wss?uid=swg21988706
- https://www-01.ibm.com/support/docview.wss?uid=swg21989542
- https://www.ibm.com/support/home/docdisplay?lndocid=migr-5099409
- https://security-tracker.debian.org/tracker/CVE-2015-5219
CWEs
CWE-704
Community-verified mitigations for this CVE will appear above when contributors publish them.
Verify integrity in audit chain (admin only). AS-IS.