CVE-2009-3616

Multiple 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.

Score

CVSS 3.1 9.9 Critical

Status

Modified - secalert@redhat.com

Published

2009-10-23

Last modified

2024-08-07

Weaknesses

CWE-416

Affected products

• Qemu (Qemu)
• Enterprise Linux Server (Redhat)
• Enterprise Linux Workstation (Redhat)

References

• http://git.savannah.gnu.org/cgit/qemu.git/commit/?id=198a0039c5
• http://git.savannah.gnu.org/cgit/qemu.git/commit/?id=753b405331
• http://marc.info/?l=qemu-devel&m=124324043812915
• http://rhn.redhat.com/errata/RHEA-2009-1272.html
• http://www.openwall.com/lists/oss-security/2009/10/16/5
• http://www.openwall.com/lists/oss-security/2009/10/16/8
• http://www.securityfocus.com/bid/36716
• https://bugzilla.redhat.com/show_bug.cgi?id=501131
• https://bugzilla.redhat.com/show_bug.cgi?id=505641
• https://bugzilla.redhat.com/show_bug.cgi?id=508567