CVE-2013-4377

Severity: low (CVSS 2.3 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.5% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2013-10-11 · updated 2026-06-16
Weakness: CWE-399

Description

Use-after-free vulnerability in the virtio-pci implementation in Qemu 1.4.0 through 1.6.0 allows local users to cause a denial of service (daemon crash) by "hot-unplugging" a virtio device.

Affected products

QEMU: 1.4.0, 1.4.1, 1.4.2, 1.5.0, 1.5.0-rc1, 1.5.0-rc2 (+8)

References

http://lists.nongnu.org/archive/html/qemu-devel/2013-09/msg03347.html
http://secunia.com/advisories/55015
http://www.openwall.com/lists/oss-security/2013/09/26/5
http://www.ubuntu.com/usn/USN-2092-1
https://bugzilla.redhat.com/show_bug.cgi?id=1012633
http://lists.nongnu.org/archive/html/qemu-devel/2013-09/msg03347.html
http://secunia.com/advisories/55015
http://www.openwall.com/lists/oss-security/2013/09/26/5
http://www.ubuntu.com/usn/USN-2092-1
https://bugzilla.redhat.com/show_bug.cgi?id=1012633

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