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thekelleys dnsmasq vulnerabilities and exploits
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668
VMScore
CVE-2021-45953
Dnsmasq 2.86 has a heap-based buffer overflow in extract_name (called from hash_questions and fuzz_util.c). 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.
Thekelleys Dnsmasq 2.86
668
VMScore
CVE-2021-45954
Dnsmasq 2.86 has a heap-based buffer overflow in extract_name (called from answer_auth and FuzzAuth). 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.
Thekelleys Dnsmasq 2.86
668
VMScore
CVE-2021-45955
Dnsmasq 2.86 has a heap-based buffer overflow in resize_packet (called from FuzzResizePacket and fuzz_rfc1035.c) because of the lack of a proper bounds check upon pseudo header re-insertion. NOTE: the vendor's position is that CVE-2021-45951 through CVE-2021-45957 "do n...
Thekelleys Dnsmasq 2.86
668
VMScore
CVE-2021-45956
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.
Thekelleys Dnsmasq 2.86
668
VMScore
CVE-2021-45957
Dnsmasq 2.86 has a heap-based buffer overflow in answer_request (called from FuzzAnswerTheRequest and fuzz_rfc1035.c). 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.
Thekelleys Dnsmasq 2.86
633
VMScore
CVE-2020-25683
A flaw was found in dnsmasq before version 2.83. A heap-based buffer overflow exists in dnsmasq when DNSSEC is enabled and before it validates the received DNS entries. A remote attacker, who can create valid DNS replies, could use this flaw to cause an overflow in a heap-allocat...
Thekelleys Dnsmasq
Fedoraproject Fedora 32
Fedoraproject Fedora 33
Debian Debian Linux 9.0
Debian Debian Linux 10.0
1 Article
632
VMScore
CVE-2020-25687
A flaw was found in dnsmasq before version 2.83. A heap-based buffer overflow exists in dnsmasq when DNSSEC is enabled and before it validates the received DNS entries. This flaw allows a remote attacker, who can create valid DNS replies, to cause an overflow in a heap-allocated ...
Thekelleys Dnsmasq
Fedoraproject Fedora 32
Fedoraproject Fedora 33
Debian Debian Linux 9.0
Debian Debian Linux 10.0
1 Article
570
VMScore
CVE-2015-3294
The tcp_request function in Dnsmasq prior to 2.73rc4 does not properly handle the return value of the setup_reply function, which allows remote malicious users to read process memory and cause a denial of service (out-of-bounds read and crash) via a malformed DNS request.
Thekelleys Dnsmasq
Oracle Solaris 11.2
505
VMScore
CVE-2017-14495
Memory leak in dnsmasq prior to 2.78, when the --add-mac, --add-cpe-id or --add-subnet option is specified, allows remote malicious users to cause a denial of service (memory consumption) via vectors involving DNS response creation.
Redhat Enterprise Linux Desktop 7.0
Redhat Enterprise Linux Workstation 7.0
Redhat Enterprise Linux Server 7.0
Debian Debian Linux 7.1
Debian Debian Linux 7.0
Canonical Ubuntu Linux 16.04
Canonical Ubuntu Linux 14.04
Canonical Ubuntu Linux 17.04
Debian Debian Linux 9.0
Thekelleys Dnsmasq
1 EDB exploit
445
VMScore
CVE-2019-14513
Improper bounds checking in Dnsmasq prior to 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.
Thekelleys Dnsmasq
Debian Debian Linux 8.0
1 Github repository
VMScore
CVSSv2
CVSSv3
VMScore
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