来源:Ubuntu官网
发布日期:2020-01-09
阅读次数:825
评论:0
更新标题
USN-4229-1: NTP vulnerability
更新详情
ntp vulnerability
A security issue affects these releases of Ubuntu and its derivatives:
Ubuntu 16.04 LTS
Ubuntu 14.04 ESM
Ubuntu 12.04 ESM
Summary
A security issue was fixed in ntpq and ntpdc.
Software Description
ntp - Network Time Protocol daemon and utility programs
Details
It was discovered that ntpq and ntpdc incorrectly handled some arguments. An attacker could possibly use this issue to cause ntpq or ntpdc to crash, execute arbitrary code, or escalate to higher privileges.
Update instructions
The problem can be corrected by updating your system to the following package versions:
Ubuntu 16.04 LTS
ntp - 1:4.2.8p4+dfsg-3ubuntu5.10
Ubuntu 14.04 ESM
ntp - 1:4.2.6.p5+dfsg-3ubuntu2.14.04.13+esm1
Ubuntu 12.04 ESM
ntp - 1:4.2.6.p3+dfsg-1ubuntu3.13
To update your system, please follow these instructions: https://wiki.ubuntu.com/Security/Upgrades.
In general, a standard system update will make all the necessary changes.
References
CVE-2018-12327
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软件描述
Ubuntu是一个以桌面应用为主的Linux操作系统
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