| Name | CVE-2016-4957 |
| Description | ntpd in NTP before 4.2.8p8 allows remote attackers to cause a denial of service (daemon crash) via a crypto-NAK packet. NOTE: this vulnerability exists because of an incorrect fix for CVE-2016-1547. |
| Source | CVE (at NVD; CERT, ENISA, LWN, oss-sec, fulldisc, Debian ELTS, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more) |
The information below is based on the following data on fixed versions.
| Package | Type | Release | Fixed Version | Urgency | Origin | Debian Bugs |
|---|---|---|---|---|---|---|
| ntp | source | wheezy | (not affected) | |||
| ntp | source | jessie | (not affected) | |||
| ntp | source | (unstable) | 1:4.2.8p8+dfsg-1 |
[jessie] - ntp <not-affected> (Fix for CVE-2016-1547 wasn't backported)
[wheezy] - ntp <not-affected> (Fix for CVE-2016-1547 wasn't backported)
http://support.ntp.org/bin/view/Main/SecurityNotice#June_2016_ntp_4_2_8p8_NTP_Securi
http://support.ntp.org/bin/view/Main/NtpBug3046