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oss-secdnsmasq vulnerabilities, including attacker DNS dict, privilege escalation, and heap manipulation

First published (updated )
https://seclists.org/oss-sec/2026/q3/186

Dnsmasq DnsmasqDnsmasq: dnsmasq: out-of-bounds read in find_soa() due to missing extrabytes validation

Risk 27
Severity
5.3
First published (updated )
CVE-2026-12969

Dnsmasq DnsmasqAn out-of-bounds read vulnerability was found in dnsmasq's find_soa() function in src/rfc1035.c. The…

Risk 5
Severity
1
First published (updated )
REDHAT-BUG-2491663

redhat Enterprise LinuxDnsmasq: dnsmasq: heap buffer overflow in log_query() when logging unsupported ds/dnskey replies

Risk 35
Severity
5.9
First published (updated )
CVE-2026-12725

Dnsmasq DnsmasqBuffer Overflow

Risk 19
Severity
4
First published (updated )
REDHAT-BUG-2490763
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oss-secdnsmasq vulnerabilities, including attacker DNS dict, privilege escalation, and heap manipulation

First published (updated )
https://seclists.org/oss-sec/2026/q2/511

oss-secdnsmasq vulnerabilities, including attacker DNS dict, privilege escalation, and heap manipulation

First published (updated )
https://seclists.org/oss-sec/2026/q2/482

oss-secdnsmasq vulnerabilities, including attacker DNS dict, privilege escalation, and heap manipulation

First published (updated )
https://seclists.org/oss-sec/2026/q2/480

Dnsmasq DnsmasqDnsmasq: dnsmasq: denial of service due to out-of-bounds write in dhcp bootreply processing

Risk 31
Severity
7.5
EPSS
0.04%
First published (updated )
CVE-2026-6507

Dnsmasq DnsmasqOn dnsmasq 2.92, a server-facing BOOTREPLY processed under --dhcp-split-relay can place OPTION_AGENT…

Risk 19
Severity
4
First published (updated )
REDHAT-BUG-2459181
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Dnsmasq DnsmasqBuffer Overflow

Risk 46
Severity
7.5
First published (updated )
CVE-2026-5172

Dnsmasq DnsmasqCVE-2026-4893

Risk 29
Severity
5.3
First published (updated )
CVE-2026-4893

Dnsmasq DnsmasqLast updated 13 May 2026

Risk 84
Severity
8.8
First published (updated )
CVE-2026-4892

Dnsmasq DnsmasqCVE-2026-4891

Risk 46
Severity
7.5
First published (updated )
CVE-2026-4891

Dnsmasq DnsmasqCVE-2026-4890

Risk 46
Severity
7.5
First published (updated )
CVE-2026-4890
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Dnsmasq DnsmasqInteger Overflow, Buffer Overflow

Risk 55
Severity
7.3
First published (updated )
CVE-2026-2291

Dnsmasq dnsmasq (DNSSEC-enabled builds)Summary: `extract_name()` tracks name length in wire-format bytes and enforces `namelen < MAXDNAME`.…

Risk 19
Severity
4
First published (updated )
REDHAT-BUG-2439088

Dnsmasq DnsmasqDnsmasq 2.29 allows remote attackers to cause a denial of service (application crash) via a DHCP cli…

Risk 26
Severity
5
First published (updated )
CVE-2006-2017

Dnsmasq DnsmasqDnsmasq before 2.21 allows remote attackers to poison the DNS cache via answers to queries that were…

Risk 43
Severity
7.5
First published (updated )
CVE-2005-0877

Dnsmasq DnsmasqBuffer Overflow

Risk 26
Severity
5
First published (updated )
CVE-2005-0876
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Dnsmasq DnsmasqDnsmasq vulnerabilities

Risk 65
Advisory
USN-8542-1

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