DEBIAN-CVE-2017-13704

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Source
https://security-tracker.debian.org/tracker/CVE-2017-13704
Import Source
https://storage.googleapis.com/osv-test-debian-osv/debian-cve-osv/DEBIAN-CVE-2017-13704.json
JSON Data
https://api.test.osv.dev/v1/vulns/DEBIAN-CVE-2017-13704
Upstream
Published
2017-10-03T01:29:01Z
Modified
2025-09-25T22:40:44Z
Severity
  • 7.5 (High) CVSS_V3 - CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H CVSS Calculator
Summary
[none]
Details

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.

References

Affected packages

Debian:11 / dnsmasq

Package

Name
dnsmasq
Purl
pkg:deb/debian/dnsmasq?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2.78-1

Ecosystem specific 

{
    "urgency": "not yet assigned"
}

Debian:12 / dnsmasq

Package

Name
dnsmasq
Purl
pkg:deb/debian/dnsmasq?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2.78-1

Ecosystem specific 

{
    "urgency": "not yet assigned"
}

Debian:13 / dnsmasq

Package

Name
dnsmasq
Purl
pkg:deb/debian/dnsmasq?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2.78-1

Ecosystem specific 

{
    "urgency": "not yet assigned"
}

Debian:14 / dnsmasq

Package

Name
dnsmasq
Purl
pkg:deb/debian/dnsmasq?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2.78-1

Ecosystem specific 

{
    "urgency": "not yet assigned"
}