Description
The tcp_request function in Dnsmasq before 2.73rc4 does not properly handle the return value of the setup_reply function, which allows remote attackers to read process memory and cause a denial of service (out-of-bounds read and crash) via a malformed DNS request.
Analysis and contextual insights are available on OpenCVE Cloud.
Remediation
No vendor fix or workaround currently provided.
Additional remediation guidance may be available on OpenCVE Cloud.
Tracking
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Advisories
| Source | ID | Title |
|---|---|---|
Debian DLA |
DLA-225-1 | dnsmasq security update |
Debian DSA |
DSA-3251-1 | dnsmasq security update |
EUVD |
EUVD-2015-3341 | The tcp_request function in Dnsmasq before 2.73rc4 does not properly handle the return value of the setup_reply function, which allows remote attackers to read process memory and cause a denial of service (out-of-bounds read and crash) via a malformed DNS request. |
Ubuntu USN |
USN-2593-1 | Dnsmasq vulnerability |
References
History
Sun, 13 Jul 2025 13:45:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Metrics |
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Status: PUBLISHED
Assigner: mitre
Published:
Updated: 2024-08-06T05:39:32.054Z
Reserved: 2015-04-10T00:00:00.000Z
Link: CVE-2015-3294
No data.
Status : Modified
Published: 2015-05-08T14:59:05.527
Modified: 2026-05-06T22:30:45.220
Link: CVE-2015-3294
OpenCVE Enrichment
No data.
Debian DLA
Debian DSA
EUVD
Ubuntu USN