Instituto Nacional de ciberseguridad. Sección Incibe
Instituto Nacional de Ciberseguridad. Sección INCIBE-CERT

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CVE-2014-3640

Severity CVSS v4.0:
Pending analysis
Type:
CWE-476 NULL Pointer Dereference
Publication date:
07/11/2014
Last modified:
12/04/2025

Description

The sosendto function in slirp/udp.c in QEMU before 2.1.2 allows local users to cause a denial of service (NULL pointer dereference) by sending a udp packet with a value of 0 in the source port and address, which triggers access of an uninitialized socket.

Impact

Vector 2.0
AV:L/AC:L/Au:N/C:N/I:N/A:P CVSS v2.0 Severity and Metrics:

Base Score: 2.10 LOW
Vector: AV:L/AC:L/Au:N/C:N/I:N/A:P

Attack Vector (AV): Local
Attack Complexity (AC): Low
Authentication (Au): None
Confidentiality (C): None
Integrity (I): None
Availability (A): Physical

Base Score 2.0
2.10
Severity 2.0
LOW

Vulnerable products and versions

CPE From Up to
cpe:2.3:o:debian:debian_linux:7.0:*:*:*:*:*:*:*
cpe:2.3:a:qemu:qemu:2.0.0:-:*:*:*:*:*:*
cpe:2.3:a:qemu:qemu:2.0.0:rc0:*:*:*:*:*:*
cpe:2.3:a:qemu:qemu:2.0.0:rc1:*:*:*:*:*:*
cpe:2.3:a:qemu:qemu:2.0.0:rc2:*:*:*:*:*:*
cpe:2.3:a:qemu:qemu:2.0.0:rc3:*:*:*:*:*:*
cpe:2.3:a:qemu:qemu:2.0.2:*:*:*:*:*:*:*
cpe:2.3:a:qemu:qemu:2.1.0:*:*:*:*:*:*:*
cpe:2.3:a:qemu:qemu:2.1.0:rc0:*:*:*:*:*:*
cpe:2.3:a:qemu:qemu:2.1.0:rc1:*:*:*:*:*:*
cpe:2.3:a:qemu:qemu:2.1.0:rc2:*:*:*:*:*:*
cpe:2.3:a:qemu:qemu:2.1.0:rc3:*:*:*:*:*:*
cpe:2.3:a:qemu:qemu:2.1.0:rc5:*:*:*:*:*:*
cpe:2.3:a:qemu:qemu:2.1.1:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_desktop:7.0:*:*:*:*:*:*:*

To consult the complete list of CPE names with products and versions, see this page


References to Advisories, Solutions, and Tools