USN-2892-1

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USN-2892-1

Summary: nginx vulnerabilities

Details: It was discovered that nginx incorrectly handled certain DNS server responses when the resolver is enabled. A remote attacker could possibly use this issue to cause nginx to crash, resulting in a denial of service. (CVE-2016-0742) It was discovered that nginx incorrectly handled CNAME response processing when the resolver is enabled. A remote attacker could use this issue to cause nginx to crash, resulting in a denial of service, or possibly execute arbitrary code. (CVE-2016-0746) It was discovered that nginx incorrectly handled CNAME resolution when the resolver is enabled. A remote attacker could possibly use this issue to cause nginx to consume resources, resulting in a denial of service. (CVE-2016-0747)

References: https://ubuntu.com/security/notices/USN-2892-1, https://ubuntu.com/security/CVE-2016-0742, https://ubuntu.com/security/CVE-2016-0746, https://ubuntu.com/security/CVE-2016-0747