Buffer overflow in Libvirt
CVE-2014-3633
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.
Vulnerability class: Buffer Overflow
Published · last modified .
CVSS v2 metric
CVSS v2 base score 5.8 (Medium). Vector: AV:N/AC:M/Au:N/C:P/I:N/A:P. This CVE predates CVSS v3 and has no v3 score from NVD.
EPSS exploit prediction
EPSS: 0.028 (85.6th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 86th percentile — 85.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.028 · newest: 0.028 · change: 0.000
Affected products
- Libvirt — versions 1.2.0, 1.2.1, 1.2.2
- Canonical Ubuntu Linux — versions 10.04, 12.04, 14.04
Weakness classification (CWE)
References
- secunia.com/advisories/60895 (third-party-advisory)
- security.gentoo.org/glsa/glsa-201412-04.xml (vendor-advisory)
- libvirt.org/git/
- rhn.redhat.com/errata/RHSA-2014-1352.html (vendor-advisory)
- www.debian.org/security/2014/dsa-3038 (vendor-advisory)
- www.ubuntu.com/usn/USN-2366-1 (vendor-advisory)
- lists.opensuse.org/opensuse-updates/2014-10/msg00014.html (vendor-advisory)
- secunia.com/advisories/60291 (third-party-advisory)
- security.libvirt.org/2014/0004.html (Vendor Advisory)
- lists.opensuse.org/opensuse-updates/2014-10/msg00017.html (vendor-advisory)