CVE-2009-3616

Summary

CVECVE-2009-3616
StatePUBLISHED
Assignerredhat
Source PriorityCVE Program / NVD first with legacy fallback
Published2009-10-23 18:30:00 UTC
Updated2026-04-23 00:35:47 UTC
DescriptionMultiple use-after-free vulnerabilities in vnc.c in the VNC server in QEMU 0.10.6 and earlier might allow guest OS users to execute arbitrary code on the host OS by establishing a connection from a VNC client and then (1) disconnecting during data transfer, (2) sending a message using incorrect integer data types, or (3) using the Fuzzy Screen Mode protocol, related to double free vulnerabilities.

Risk And Classification

Primary CVSS: v3.1 9.9 CRITICAL from [email protected]

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H

Problem Types: CWE-416 | n/a


VersionSourceTypeScoreSeverityVector
3.1[email protected]Primary9.9CRITICALCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
2.0[email protected]Primary8.5AV:N/AC:M/Au:S/C:C/I:C/A:C

CVSS v3.1 Breakdown

Attack Vector
Network
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Changed
Confidentiality
High
Integrity
High
Availability
High

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H

CVSS v2.0 Breakdown

Access Vector
Network
Access Complexity
Medium
Authentication
Single
Confidentiality
Complete
Integrity
Complete
Availability
Complete

AV:N/AC:M/Au:S/C:C/I:C/A:C

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Application Qemu Qemu All All All All
Operating System Redhat Enterprise Linux Server 5.0 All All All
Operating System Redhat Enterprise Linux Workstation 5.0 All All All

Vendor Declared Affected Products

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

References

ReferenceSourceLinkTags
qemu.git - af854a3a-2127-422b-91ae-364da2661108 git.savannah.gnu.org Broken Link, Exploit
508567 – Virtual Machine aborts abrupt when executing rdesktop localhost:5900 command af854a3a-2127-422b-91ae-364da2661108 bugzilla.redhat.com Issue Tracking
oss-security - Re: QEMU VNC use-after-free af854a3a-2127-422b-91ae-364da2661108 www.openwall.com Mailing List, Patch
QEMU VNC Client Disconnect Use After Free Remote Code Execution Vulnerability af854a3a-2127-422b-91ae-364da2661108 www.securityfocus.com Broken Link, Third Party Advisory, VDB Entry
oss-security - QEMU VNC use-after-free af854a3a-2127-422b-91ae-364da2661108 www.openwall.com Mailing List, Patch
501131 – qemu segfault when VNC client disconnects af854a3a-2127-422b-91ae-364da2661108 bugzilla.redhat.com Issue Tracking, Patch
'Re: [Qemu-devel] [STABLE] [BUG] VNC mode can crash QEMU' - MARC af854a3a-2127-422b-91ae-364da2661108 marc.info Mailing List
qemu.git - af854a3a-2127-422b-91ae-364da2661108 git.savannah.gnu.org Broken Link, Exploit
Red Hat Customer Portal af854a3a-2127-422b-91ae-364da2661108 rhn.redhat.com Third Party Advisory
505641 – (CVE-2009-3616) CVE-2009-3616 Remote VNC client can cause any QEMU VNC server to crash with a double-free af854a3a-2127-422b-91ae-364da2661108 bugzilla.redhat.com Exploit, Issue Tracking
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

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