yocto ▾
›
scarthgap ▾
›
vulnerability
›
CVE-2026-5172
Component Overview
Vulnerability Overview
Name
CVE-2026-5172
Source
NVD (
link
)
Debian (
link
)
Description
A buffer overflow in dnsmasq’s extract_addresses() function allows an attacker to trigger a heap out-of-bounds read and crash by exploiting a malformed DNS response, enabling extract_name() to advance the pointer past the record’s end.
CWEs
CWE-125
Published Date
May 11, 2026
Updated Date
Jul 15, 2026
Workaround
-
Advisories
Analysis
#
Affected Component
Analysis
dnsmasq
Exploitable
Vulnerability Ratings
#
7.3
CVSSv31
7.5
CVSSv31
NaN
other
Others affected components
#
Name
Project
Project Version
Version
Status
dnsmasq
buildroot
2025.02.x
2.92rel2
Not Affected
dnsmasq
buildroot
master
2.93
Not Affected
dnsmasq
openwrt
master
2.93-r2
Not Affected
dnsmasq
openwrt
openwrt-25.12
2.93-r1
Not Affected
dnsmasq
yocto
kirkstone
2.90
Exploitable
dnsmasq
yocto
master
2.93
Not Affected