CVE Database›Document archive›CVE-2015-7848

CVE-2015-7848

ntp: multiple integer overflow read access violations

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Severity

Moderate

Red Hat Product Security

4.3

CVSS 2.0

Review impact separately from score.

Published · October 21, 2015

Updated · November 21, 2025

Description

An integer overflow can occur in NTP-dev.4.3.70 leading to an out-of-bounds memory copy operation when processing a specially crafted private mode packet. The crafted packet needs to have the correct message authentication code and a valid timestamp. When processed by the NTP daemon, it leads to an immediate crash.

Statement

This issue did not affect the versions of ntp as shipped with Red Hat Enterprise Linux 5, 6, and 7, as they do not include the affected functionality.

CVSS score applicability

The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.

Mitigation

No mitigation is specified in collected source.

CVSS / CWE

CVSS 2.0 · 4.3
AV:N/AC:M/Au:N/C:N/I:N/A:P

CWE-190 · Integer Overflow or Wraparound