CVE-2014-3640

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Summary

CVECVE-2014-3640
StatePUBLISHED
Assignerredhat
Source PriorityCVE Program / NVD first with legacy fallback
Published2014-11-07 19:55:02 UTC
Updated2026-05-06 22:30:45 UTC
DescriptionThe 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.

Risk And Classification

Primary CVSS: v2.0 2.1 from [email protected]

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

Problem Types: CWE-476 | n/a

CVSS v2.0 Breakdown

Access Vector
Local
Access Complexity
Low
Authentication
None
Confidentiality
None
Integrity
None
Availability
Partial

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

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Operating System Canonical Ubuntu Linux 10.04 All All All
Operating System Canonical Ubuntu Linux 12.04 All All All
Operating System Canonical Ubuntu Linux 14.04 All All All
Operating System Canonical Ubuntu Linux 14.10 All All All
Operating System Debian Debian Linux 7.0 All All All
Application Qemu Qemu 2.0.0 - All All
Application Qemu Qemu 2.0.0 rc0 All All
Application Qemu Qemu 2.0.0 rc1 All All
Application Qemu Qemu 2.0.0 rc2 All All
Application Qemu Qemu 2.0.0 rc3 All All
Application Qemu Qemu 2.0.2 All All All
Application Qemu Qemu 2.1.0 All All All
Application Qemu Qemu 2.1.0 rc0 All All
Application Qemu Qemu 2.1.0 rc1 All All
Application Qemu Qemu 2.1.0 rc2 All All
Application Qemu Qemu 2.1.0 rc3 All All
Application Qemu Qemu 2.1.0 rc5 All All
Application Qemu Qemu 2.1.1 All All All
Operating System Redhat Enterprise Linux Desktop 7.0 All All All
Operating System Redhat Enterprise Linux Hpc Node 7.0 All All All
Operating System Redhat Enterprise Linux Server 7.0 All All All
Operating System Redhat Enterprise Linux Workstation 7.0 All All All

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Na N/a affected n/a Not specified

References

ReferenceSourceLinkTags
Re: [Qemu-devel] [PATCH v2] slirp: udp: fix NULL pointer dereference bec af854a3a-2127-422b-91ae-364da2661108 lists.nongnu.org Patch, Vendor Advisory
[Qemu-devel] [PATCH v2] slirp: udp: fix NULL pointer dereference because af854a3a-2127-422b-91ae-364da2661108 lists.nongnu.org Patch, Vendor Advisory
Bug 1144818 – CVE-2014-3640 qemu: slirp: NULL pointer deref in sosendto() af854a3a-2127-422b-91ae-364da2661108 bugzilla.redhat.com Issue Tracking
Red Hat Customer Portal af854a3a-2127-422b-91ae-364da2661108 rhn.redhat.com Third Party Advisory
USN-2409-1: QEMU vulnerabilities | Ubuntu af854a3a-2127-422b-91ae-364da2661108 www.ubuntu.com Third Party Advisory
Debian -- Security Information -- DSA-3045-1 qemu af854a3a-2127-422b-91ae-364da2661108 www.debian.org Third Party Advisory
Re: [Qemu-devel] [Qemu-stable] [PATCH v2] slirp: udp: fix NULL pointer d af854a3a-2127-422b-91ae-364da2661108 lists.nongnu.org Patch, Vendor Advisory
Red Hat Customer Portal af854a3a-2127-422b-91ae-364da2661108 rhn.redhat.com Third Party Advisory
Debian -- Security Information -- DSA-3044-1 qemu-kvm af854a3a-2127-422b-91ae-364da2661108 www.debian.org
Red Hat Customer Portal MITRE access.redhat.com
Red Hat Customer Portal MITRE access.redhat.com
access.redhat.com | CVE-2014-3640 MITRE access.redhat.com
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

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