CVE-2025-12199

A vulnerability was found in dnsmasq up to 2.73rc6. Affected by this vulnerability is the function check_servers of the file src/network.c of the component Config File Handler. The manipulation results in null pointer dereference. The attack needs to be approached locally. The exploit has been made public and could be used. The vendor was contacted early about this disclosure but did not respond in any way.

CVSS v3 3.3 LOW
CVSS v2.0 1.7 LOW

3.3^/10

CVSS v3 : LOW

Vector :

Exploitability : 1.8 / Impact : 1.4

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact LOW

Scope UNCHANGED

1.7^/10

CVSS v2.0 : LOW

Vector : AV:L/AC:L/Au:S/C:N/I:N/A:P

Exploitability : 3.1 / Impact : 2.9

Access Vector LOCAL

Access Complexity LOW

Authentication SINGLE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact PARTIAL

References

Link	Resource
https://shimo.im/docs/ZzkLMVMN7vIYJBAQ/
https://vuldb.com/?ctiid.329869
https://vuldb.com/?id.329869
https://vuldb.com/?submit.673154
https://news.ycombinator.com/item?id=45727137
https://www.openwall.com/lists/oss-security/2025/10/27/1

Configurations

No configuration.

History

28 Oct 2025, 02:15

Type	Values Removed	Values Added
References		() https://news.ycombinator.com/item?id=45727137 -

28 Oct 2025, 01:16

Type	Values Removed	Values Added
References		() https://www.openwall.com/lists/oss-security/2025/10/27/1 -

27 Oct 2025, 01:15

Type	Values Removed	Values Added
New CVE

Information

Published : 2025-10-27 01:15

Updated : 2025-10-28 02:15

NVD link : CVE-2025-12199

Mitre link : CVE-2025-12199

CVE.ORG link : CVE-2025-12199

JSON object : View

Products Affected

No product.

CWE

CWE-404

Improper Resource Shutdown or Release

CWE-476

NULL Pointer Dereference

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