Divide By Zero Affecting qemu package, versions <1:2.11+dfsg-1
Snyk CVSS
Attack Complexity
Low
Scope
Changed
Availability
High
Threat Intelligence
EPSS
0.06% (25th
percentile)
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Test your applications- Snyk ID SNYK-DEBIAN12-QEMU-1558116
- published 7 Dec 2017
- disclosed 7 Dec 2017
Introduced: 7 Dec 2017
CVE-2017-17381 Open this link in a new tabHow to fix?
Upgrade Debian:12
qemu
to version 1:2.11+dfsg-1 or higher.
NVD Description
Note: Versions mentioned in the description apply only to the upstream qemu
package and not the qemu
package as distributed by Debian
.
See How to fix?
for Debian:12
relevant fixed versions and status.
The Virtio Vring implementation in QEMU allows local OS guest users to cause a denial of service (divide-by-zero error and QEMU process crash) by unsetting vring alignment while updating Virtio rings.
References
- https://security-tracker.debian.org/tracker/CVE-2017-17381
- https://www.debian.org/security/2018/dsa-4213
- https://lists.gnu.org/archive/html/qemu-devel/2017-12/msg00166.html
- http://www.openwall.com/lists/oss-security/2017/12/05/2
- http://www.securityfocus.com/bid/102059
- http://people.ubuntu.com/~ubuntu-security/cve/CVE-2017-17381
- https://usn.ubuntu.com/3575-1/