Bug 1189406 - ntp: improper vallen validation in ntp_crypto.c
Summary: ntp: improper vallen validation in ntp_crypto.c
Status: CLOSED DUPLICATE of bug 1184573
Alias: None
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
Target Milestone: ---
Assignee: Red Hat Product Security
QA Contact:
Depends On:
Blocks: 1189411
TreeView+ depends on / blocked
Reported: 2015-02-05 09:11 UTC by Martin Prpič
Modified: 2019-09-29 13:27 UTC (History)
2 users (show)

Fixed In Version: ntp 4.2.8p1
Doc Type: Bug Fix
Doc Text:
Clone Of:
Last Closed: 2015-02-05 09:49:26 UTC

Attachments (Terms of Use)

Description Martin Prpič 2015-02-05 09:11:14 UTC
It was found that several functions in NTP's ntp_crypto.c did not properly validate the vallen packet value. A remote attacker could use this flaw to cause an information leak or crash ntpd via a specially crafted vallen packet.

Upstream issue:


External References:


Comment 1 Martin Prpič 2015-02-05 09:21:35 UTC
Created ntp tracking bugs for this issue:

Affects: fedora-all [bug 1189412]

Note You need to log in before you can comment on or make changes to this bug.