CVE-2015-7850 Denial of service in n/a

What is CVE-2015-7850?

CVE-2015-7850 is a medium-severity denial of service vulnerability in Debian Debian Linux, published on 7 Aug 2017. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

ntpd in NTP 4.2.x before 4.2.8p4, and 4.3.x before 4.3.77 allows remote authenticated users to cause a denial of service (infinite loop or crash) by pointing the key file at the log file.

Weakness: CWE-835

Which versions are affected by CVE-2015-7850?

It affects 7 products.

Products include Debian Debian Linux, Netapp Clustered Data Ontap, Netapp Data Ontap, Netapp Oncommand Balance, Netapp Oncommand Performance Manager, Netapp Oncommand Unified Manager and 1 more.

How do I fix CVE-2015-7850?

Upgrade to a fixed version.

Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.

Is CVE-2015-7850 being exploited?

There is no known exploitation of CVE-2015-7850 in the wild and no public exploit code.

Other vulnerabilities in Debian Debian Linux

• CVE-2015-3306 ProFTPD Improper Access Control Exploited Critical 10.0
• CVE-2025-49113 RoundCube Webmail Deserialization of Untrusted Data Exploited Critical 9.9
• CVE-2026-24061 GNU InetUtils Argument Injection Exploited Critical 9.8
• CVE-2025-39682 Linux Kernel Improper Check for Unusual or Exceptional Conditions Exploited Critical 9.8
• CVE-2024-9680 Mozilla Firefox Use-After-Free Exploited Critical 9.8

All Debian Debian Linux vulnerabilities

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as DEBIAN-CVE-2015-7850, GHSA-97fr-xppm-59wr, UBUNTU-CVE-2015-7850.