Vulnerability in Qemu
CVE-2015-8558
The ehci_process_itd function in hw/usb/hcd-ehci.c in QEMU allows local guest OS administrators to cause a denial of service (infinite loop and CPU consumption) via a circular isochronous transfer descriptor (iTD) list.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H.
EPSS exploit prediction
EPSS: 0.005 (38.8th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 39th percentile — 38.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.005 · newest: 0.005 · change: 0.000
Affected products
- Qemu
- Debian Linux — versions 7.0, 8.0
Weakness classification (CWE)
References
- www.openwall.com/lists/oss-security/2015/12/14/9 (mailing-list, Mailing List, Third Party Advisory)
- lists.gnu.org/archive/html/qemu-devel/2015-12/msg02124.html (mailing-list, Patch, Mailing List, Third Party Advisory)
- www.openwall.com/lists/oss-security/2015/12/14/16 (mailing-list, Mailing List, Third Party Advisory)
- www.securityfocus.com/bid/80694 (VDB Entry, Third Party Advisory, vdb-entry)
- www.debian.org/security/2016/dsa-3469 (vendor-advisory, Third Party Advisory)
- www.debian.org/security/2016/dsa-3470 (vendor-advisory, Third Party Advisory)
- bugzilla.redhat.com/show_bug.cgi (Third Party Advisory, Issue Tracking)
- git.qemu.org/
- www.debian.org/security/2016/dsa-3471 (vendor-advisory, Third Party Advisory)
- security.gentoo.org/glsa/201602-01 (vendor-advisory, Third Party Advisory)
Frequently asked questions
- What is CVE-2015-8558?
- CVE-2015-8558 is a medium-severity vulnerability in Qemu, classified under Loop with Unreachable Exit Condition (Infinite Loop). CVSS score: 5.5/10. Published 2016-05-23.
- How severe is CVE-2015-8558?
- Medium severity. CVSS v3 base score is 5.5 out of 10.