Linux Security
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    Linux Security

    Ubuntu 4563-1: NTP vulnerability

    Date 01 Oct 2020
    Posted By LinuxSecurity Advisories
    NTP could be made to crash.
    Ubuntu Security Notice USN-4563-1
    October 01, 2020
    ntp vulnerability
    A security issue affects these releases of Ubuntu and its derivatives:
    - Ubuntu 18.04 LTS
    NTP could be made to crash.
    Software Description:
    - ntp: Network Time Protocol daemon and utility programs
    It was discovered that the fix for CVE-2018-7182 introduced a NULL
    pointer dereference into NTP. An attacker could use this vulnerability
    to cause a denial of service (crash).
    Update instructions:
    The problem can be corrected by updating your system to the following
    package versions:
    Ubuntu 18.04 LTS:
      ntp                             1:4.2.8p10+dfsg-5ubuntu7.3
      ntpdate                         1:4.2.8p10+dfsg-5ubuntu7.3
      sntp                            1:4.2.8p10+dfsg-5ubuntu7.3
    In general, a standard system update will make all the necessary changes.
    Package Information:

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