Description
Improper bounds checking in Dnsmasq before 2.76 allows an attacker controlled DNS server to send large DNS packets that result in a read operation beyond the buffer allocated for the packet, a different vulnerability than CVE-2017-14491.
References (2)
Core 2
Core References
Exploit, Third Party Advisory x_refsource_misc
https://github.com/Slovejoy/dnsmasq-pre2.76
Mailing List, Third Party Advisory mailing-list
x_refsource_mlist
https://lists.debian.org/debian-lts-announce/2019/09/msg00013.html
Scores
CVSS v3
7.5
EPSS
0.0005
EPSS Percentile
14.6%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Details
CWE
CWE-125
Status
published
Products (2)
debian/debian_linux
8.0
thekelleys/dnsmasq
< 2.76
Published
Aug 01, 2019
Tracked Since
Feb 18, 2026