Published: 29/09/2022 Updated: 13/02/2023

CVSS v3 Base Score: 6.2 | Impact Score: 3.6 | Exploitability Score: 2.5

VMScore: 0

Qemu prior to 1.6.2 block diver for the various disk image formats used by Bochs and for the QCOW version 2 format, are vulnerable to a possible crash caused by signed data types or a logic error while creating QCOW2 snapshots, which leads to incorrectly calling update_refcount() routine.

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qemu qemu
fedoraproject fedora 20
redhat enterprise linux server aus 6.5
redhat enterprise linux server tus 6.5
redhat enterprise linux desktop 6.0
redhat enterprise linux server 6.0
redhat enterprise linux workstation 6.0
redhat virtualization 3.0
redhat enterprise linux eus 6.5
redhat enterprise linux openstack platform 5

Several security issues were fixed in QEMU ...

Debian Bug report logs - #742730 image format processing issues: lack of input validation Packages: qemu-kvm, qemu; Maintainer for qemu-kvm is Debian QEMU Team <pkg-qemu-devel@listsaliothdebianorg>; Source for qemu-kvm is src:qemu (PTS, buildd, popcon) Maintainer for qemu is Debian QEMU Team <pkg-qemu-devel@listsaliothdebia ...

Debian Bug report logs - #762532 CVE-2014-3640: qemu: slirp: NULL pointer deref in sosendto() Package: qemu; Maintainer for qemu is Debian QEMU Team <pkg-qemu-devel@listsaliothdebianorg>; Source for qemu is src:qemu (PTS, buildd, popcon) Reported by: Henri Salo <henri@nervfi> Date: Tue, 23 Sep 2014 06:57:12 UTC ...

Several vulnerabilities were discovered in qemu, a fast processor emulator: Various security issues have been found in the block qemu drivers Malformed disk images might result in the execution of arbitrary code A NULL pointer dereference in SLIRP may result in denial of service An information leak was discovered in the VGA emulation For t ...

CWE-190 https://bugzilla.redhat.com/show_bug.cgi?id=1086717 http://rhn.redhat.com/errata/RHSA-2014-0421.html https://bugzilla.redhat.com/show_bug.cgi?id=1078848 http://rhn.redhat.com/errata/RHSA-2014-0420.html http://www.openwall.com/lists/oss-security/2014/03/26/8 http://git.qemu.org/?p=qemu.git%3Ba=commitdiff%3Bh=246f65838d19db6db55bfb41117c35645a2c4789 https://usn.ubuntu.com/2342-1/https://nvd.nist.gov

CVE-2014-0147

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