QID 198340

Date Published: 2021-04-29

QID 198340: Ubuntu Security Notification for Dnsmasq vulnerabilities (USN-4924-1)

Dnsmasq incorrectly handled certain large dns packets

A remote attacker could possibly use this issue to prove the non-existence of hostnames that actually exist (CVE-2017-15107)
A remote attacker could possibly use this issue to cause Dnsmasq to crash, resulting in a denial of service
(CVE-2019-14513)

CVSS V3 rated as High - 7.5 severity.

CVSS V2 rated as Medium - 5 severity.

Solution

Refer to Ubuntu advisory: USN-4924-1 for affected packages and patching details, or update with your package manager.

Vendor References

USN-4924-1 - usn.ubuntu.com/4924-1

CVEs related to QID 198340

CVE-2019-14513 | CVE-2017-15107 |

Software Advisories

Advisory ID	Software	Component	Link
USN-4924-1	Ubuntu Linux		usn.ubuntu.com/4924-1

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