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Tenable Nessus
Tenable Nessus
added 2025/08/27 12:0 a.m.4 views

Linux Distros Unpatched Vulnerability : CVE-2021-45953

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Dnsmasq 2.86 has a heap-based buffer overflow in extractname called from hashquestions and fuzzutil.c. NOTE: the vendor's position is that CVE-2021-45951 throug...

9.8CVSS7.3AI score0.0259EPSS
Exploits3References2
Tenable Nessus
Tenable Nessus
added 2025/08/27 12:0 a.m.5 views

Linux Distros Unpatched Vulnerability : CVE-2021-45957

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Dnsmasq 2.86 has a heap-based buffer overflow in answerrequest called from FuzzAnswerTheRequest and fuzzrfc1035.c. NOTE: the vendor's position is that...

9.8CVSS7.8AI score0.0259EPSS
Exploits2References2
Tenable Nessus
Tenable Nessus
added 2025/08/27 12:0 a.m.5 views

Linux Distros Unpatched Vulnerability : CVE-2021-45952

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Dnsmasq 2.86 has a heap-based buffer overflow in dhcpreply called from dhcppacket and FuzzDhcp. NOTE: the vendor's position is that CVE-2021-45951 through...

9.8CVSS9.5AI score0.0259EPSS
Exploits3References2
SUSE CVE
SUSE CVE
added 2023/02/15 3:36 a.m.5 views

SUSE CVE-2021-45952

Dnsmasq 2.86 has a heap-based buffer overflow in dhcpreply called from dhcppacket and FuzzDhcp. 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...

9.8CVSS9.1AI score0.0259EPSS
Exploits1References3
Microsoft CVE
Microsoft CVE
added 2022/03/16 7:0 a.m.6 views

Dnsmasq 2.86 has a heap-based buffer overflow in dhcp_reply (called from dhcp_packet and FuzzDhcp). 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.

...

9.8CVSS7AI score0.0259EPSS
Exploits3
Microsoft CVE
Microsoft CVE
added 2022/03/16 7:0 a.m.4 views

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.

...

9.8CVSS7AI score0.0259EPSS
Exploits3
RedhatCVE
RedhatCVE
added 2022/02/01 9:33 a.m.33 views

CVE-2021-45951

Dnsmasq 2.86 has a heap-based buffer overflow in checkbadaddress called from checkforboguswildcard and FuzzCheckForBogusWildcard. 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...

9.8CVSS9.5AI score0.0259EPSS
Exploits2References3
RedhatCVE
RedhatCVE
added 2022/02/01 9:32 a.m.33 views

CVE-2021-45954

Dnsmasq 2.86 has a heap-based buffer overflow in extractname called from answerauth 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...

9.8CVSS9.5AI score0.0259EPSS
Exploits3References3
RedhatCVE
RedhatCVE
added 2022/02/01 9:31 a.m.19 views

CVE-2021-45952

Dnsmasq 2.86 has a heap-based buffer overflow in dhcpreply called from dhcppacket and FuzzDhcp. 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...

9.8CVSS9.5AI score0.0259EPSS
Exploits3References3
RedhatCVE
RedhatCVE
added 2022/02/01 8:50 a.m.48 views

CVE-2021-45956

Dnsmasq 2.86 has a heap-based buffer overflow in printmac called from logpacket and dhcpreply. 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...

9.8CVSS9.5AI score0.0259EPSS
Exploits3References3
OSV
OSV
added 2022/01/01 12:15 a.m.9 views

CVE-2021-45952

Dnsmasq 2.86 has a heap-based buffer overflow in dhcpreply called from dhcppacket and FuzzDhcp. 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...

9.8CVSS9.7AI score0.0259EPSS
Exploits1References4
OSV
OSV
added 2022/01/01 12:15 a.m.7 views

CVE-2021-45953

Dnsmasq 2.86 has a heap-based buffer overflow in extractname called from hashquestions and fuzzutil.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...

9.8CVSS9.7AI score0.0259EPSS
Exploits1References4
NVD
NVD
added 2022/01/01 12:15 a.m.20 views

CVE-2021-45954

Dnsmasq 2.86 has a heap-based buffer overflow in extractname called from answerauth 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...

9.8CVSS0.0259EPSS
Exploits1References4
ATTACKERKB
ATTACKERKB
added 2022/01/01 12:15 a.m.8 views

CVE-2021-45956

Dnsmasq 2.86 has a heap-based buffer overflow in printmac called from logpacket and dhcpreply. 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...

9.8CVSS8AI score0.0259EPSS
Exploits1References5
UbuntuCve
UbuntuCve
added 2022/01/01 12:15 a.m.16 views

CVE-2021-45953

Dnsmasq 2.86 has a heap-based buffer overflow in extractname called from hashquestions and fuzzutil.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...

9.8CVSS7.4AI score0.0259EPSS
Exploits1References3
AlpineLinux
AlpineLinux
added 2022/01/01 12:15 a.m.27 views

CVE-2021-45955

DISPUTED Dnsmasq 2.86 has a heap-based buffer overflow in resizepacket called from FuzzResizePacket and fuzzrfc1035.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 not represent real...

9.8CVSS2.2AI score0.0259EPSS
Exploits3
AlpineLinux
AlpineLinux
added 2022/01/01 12:15 a.m.29 views

CVE-2021-45957

DISPUTED Dnsmasq 2.86 has a heap-based buffer overflow in answerrequest called from FuzzAnswerTheRequest and fuzzrfc1035.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."...

9.8CVSS3.2AI score0.0259EPSS
Exploits2
UbuntuCve
UbuntuCve
added 2022/01/01 12:15 a.m.13 views

CVE-2021-45955

Dnsmasq 2.86 has a heap-based buffer overflow in resizepacket called from FuzzResizePacket and fuzzrfc1035.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 not represent real...

9.8CVSS7.4AI score0.02519EPSS
Exploits1References3
UbuntuCve
UbuntuCve
added 2022/01/01 12:15 a.m.27 views

CVE-2021-45951

Dnsmasq 2.86 has a heap-based buffer overflow in checkbadaddress called from checkforboguswildcard and FuzzCheckForBogusWildcard. 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...

9.8CVSS7.4AI score0.0259EPSS
Exploits1References3
AlpineLinux
AlpineLinux
added 2022/01/01 12:15 a.m.35 views

CVE-2021-45951

DISPUTED Dnsmasq 2.86 has a heap-based buffer overflow in checkbadaddress called from checkforboguswildcard and FuzzCheckForBogusWildcard. 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."...

9.8CVSS3.4AI score0.0259EPSS
Exploits2
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