CVE-2021-45956
28Vexday Risk Score
No sign of exploitation. No public exploitation artifact known so far.
ssvc Trackcvss 9.8epss 2.6%
exploitation probability
2.6%top 15% of all CVEs
observed exploitation
nono source reports it
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.
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Affected products
n/a · n/aReferences
https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=35887https://github.com/google/oss-fuzz-vulns/blob/main/vulns/dnsmasq/OSV-2021-933.yamlhttps://lists.thekelleys.org.uk/pipermail/dnsmasq-discuss/2022q1/016162.htmlhttps://lists.thekelleys.org.uk/pipermail/dnsmasq-discuss/2022q1/016164.html