CVE-2014-3633

Home/CVE/The qemuDomainGetBlockIoTune function in qemu/qemu_driver.c in libvirt before 1.2.9, when a disk has been hot-plugged or

CVE

The qemuDomainGetBlockIoTune function in qemu/qemu_driver.c in libvirt before 1.2.9, when a disk has been hot-plugged or

The qemuDomainGetBlockIoTune function in qemu/qemu_driver.c in libvirt before 1.2.9, when a disk has been hot-plugged or removed from the live image, allows remote attackers to cause a denial of service (crash) or read sensitive heap information via a crafted blkiotune query, which triggers an out-of-bounds read.

MEDIUM · CVSS 5.8 EPSS 0.02862

Monitor

No active-exploitation, high-EPSS, or public-exploit signals - routine patching cadence

Sigma rules0 YARA rules0

⬡

Weakness Classification

CWE-119Improper Restriction of Operations within the Bounds of a Memory Buffer

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Affected Products & Versions

canonical ubuntu linuxall versions
libvirt<= 1.2.8
libvirtall versions

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Scoring & Timeline

5.8

MEDIUM · CVSS v2 (legacy) · secalert@redhat.com

View on NVD

This CVE predates CVSS v3; the legacy v2 score is shown so triage still has a severity to work with.

v2 Vector

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

Published to NVD06 Oct 2014 · 02:55 PM

⚑

Vendor Advisories

suse-csafopenSUSE-SU-2024:10209-1
suse-csafSUSE-SU-2015:0357-1
rhsaRHSA-2014:1873Low
rhsaRHSA-2014:1352Moderate
usnUSN-2366-1

🔗

References & Sources

Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.

http://libvirt.org/git/?p=libvirt.git

http://lists.opensuse.org/opensuse-updates/2014-10/msg00014.html

http://lists.opensuse.org/opensuse-updates/2014-10/msg00017.html

http://rhn.redhat.com/errata/RHSA-2014-1352.html

http://secunia.com/advisories/60291

http://secunia.com/advisories/60895

Show all 10 references

http://security.gentoo.org/glsa/glsa-201412-04.xml

http://security.libvirt.org/2014/0004.htmlVendor Advisory

http://www.debian.org/security/2014/dsa-3038

http://www.ubuntu.com/usn/USN-2366-1

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