CVE-2017-13704
Public on 2017-10-03
Modified on 2024-01-21
Description
In dnsmasq before 2.78, if the DNS packet size does not match the expected size, the size parameter in a memset call gets a negative value. As it is an unsigned value, memset ends up writing up to 0xffffffff zero's (0xffffffffffffffff in 64 bit platforms), making dnsmasq crash.
Severity
Important
CVSS v3 Base Score
See breakdown
Affected Packages
| Platform | Package | Release Date | Advisory | Status |
|---|---|---|---|---|
| HAQM Linux 1 | dnsmasq | Not Affected | ||
| HAQM Linux 2 - Core | dnsmasq | Not Affected | ||
| HAQM Linux 2 - Dnsmasq Extra | dnsmasq | Not Affected | ||
| HAQM Linux 2 - Dnsmasq2.85 Extra | dnsmasq | Not Affected | ||
| HAQM Linux 2023 | dnsmasq | Not Affected |
CVSS Scores
| Score Type | Score | Vector | |
|---|---|---|---|
| HAQM Linux | CVSSv3 | 7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
| NVD | CVSSv2 | 5.0 | AV:N/AC:L/Au:N/C:N/I:N/A:P |
| NVD | CVSSv3 | 7.5 | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |