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CVE-2021-45956

Severity
CRITICAL
CVSS
9.8
EPSS
0.0259
Risk score
40.11
CISA KEV
No
PoC
No
Published
2021-12-31
Modified
2024-10-28
First seen
2026-08-07
Aliases
EUVD-2021-32663, GHSA-C76G-XW7W-9QJ6
Products
n/a:n/a n/a
Sources
euvd EUVD-2021-32663

Description

Dnsmasq 2.86 has a heap-based buffer overflow in print_mac (called from log_packet and dhcp_reply). NOTE: the vendor's position is that CVE-2021-45951 through CVE-2021-45957 "do not represent real vulnerabilities, to the best of our knowledge.

References