Summary
Felix Wilhelm, Fermin J. Serna, Gabriel Campana and Kevin Hamacher
discovered that Dnsmasq incorrectly handled DNS requests. A remote attacker
could use this issue to cause Dnsmasq to crash, resulting in a denial of
service, or possibly execute arbitrary code. (CVE-2017-14491)
Felix Wilhelm, Fermin J. Serna, Gabriel Campana and Kevin Hamacher
discovered that Dnsmasq incorrectly handled IPv6 router advertisements. A
remote attacker could use this issue to cause Dnsmasq to crash, resulting
in a denial of service, or possibly execute arbitrary code.
(CVE-2017-14492)
Felix Wilhelm, Fermin J. Serna, Gabriel Campana and Kevin Hamacher
discovered that Dnsmasq incorrectly handled DHCPv6 requests. A remote
attacker could use this issue to cause Dnsmasq to crash, resulting in a
denial of service, or possibly execute arbitrary code. (CVE-2017-14493)
Felix Wilhelm, Fermin J. Serna, Gabriel Campana and Kevin Hamacher
discovered that Dnsmasq incorrectly handled DHCPv6 packets. A remote
attacker could use this issue to possibly obtain sensitive memory contents.
(CVE-2017-14494)
Felix Wilhelm, Fermin J. Serna, Gabriel Campana and Kevin Hamacher
discovered that Dnsmasq incorrectly handled DNS requests. A remote attacker
could use this issue to cause Dnsmasq to consume memory, resulting in a
denial of service. (CVE-2017-14495)
Felix Wilhelm, Fermin J. Serna, Gabriel Campana and Kevin Hamacher
discovered that Dnsmasq incorrectly handled DNS requests. A remote attacker
could use this issue to cause Dnsmasq to crash, resulting in a denial of
service. (CVE-2017-14496)
Fixed packages 2
| Release | Package | Fixed in |
|---|---|---|
| Ubuntu · 14.04 LTS 14.04:LTS | dnsmasq | 2.68-1ubuntu0.2 |
| Ubuntu · 16.04 LTS 16.04:LTS | dnsmasq | 2.75-1ubuntu0.16.04.3 |
Vulnerabilities 6
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Unscored —
Heap-based buffer overflow in dnsmasq before 2.78 allows remote attackers to cause a denial of service (crash) or execu…
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Unscored —
Heap-based buffer overflow in dnsmasq before 2.78 allows remote attackers to cause a denial of service (crash) or execu…
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Unscored —
Stack-based buffer overflow in dnsmasq before 2.78 allows remote attackers to cause a denial of service (crash) or exec…
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Unscored —
dnsmasq before 2.78, when configured as a relay, allows remote attackers to obtain sensitive memory information via vec…
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Unscored —
Memory leak in dnsmasq before 2.78, when the --add-mac, --add-cpe-id or --add-subnet option is specified, allows remote…
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Unscored —
Integer underflow in the add_pseudoheader function in dnsmasq before 2.78 , when the --add-mac, --add-cpe-id or --add-s…