CVEvulnerability

CVE-2017-14496

7.5 HIGH Published 2017-10-03 Modified 2026-06-17 Official page ↗
Status
Modified
Published
2017-10-03
Last modified
2026-06-17
Assigner
[email protected]
CVSS 3.0 ([email protected])
7.5 HIGH — CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CVSS 2.0 ([email protected])
7.8 HIGH — AV:N/AC:L/Au:N/C:N/I:N/A:C
Weaknesses
CWE-191

Description

Integer underflow in the add_pseudoheader function in dnsmasq before 2.78 , when the --add-mac, --add-cpe-id or --add-subnet option is specified, allows remote attackers to cause a denial of service via a crafted DNS request.

Affected configurations

• canonical ubuntu linux 14.04 • canonical ubuntu linux 16.04 • canonical ubuntu linux 17.04 • debian debian linux 7.0 • debian debian linux 7.1 • debian debian linux 9.0 • google android 4.4.4 • google android 5.0.2 • google android 5.1.1 • google android 6.0 • google android 6.0.1 • google android 7.0 • google android 7.1.1 • google android 7.1.2 • google android 8.0 • novell leap 42.2 • novell leap 42.3 • redhat enterprise linux desktop 7.0 • redhat enterprise linux server 7.0 • redhat enterprise linux workstation 7.0 • thekelleys dnsmasq (<= 2.77)

Related

Weakness · CWE (1)

  • CWE-191 Integer Underflow (Wrap or Wraparound) weakness

References