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CVE-2016-4037
The ehci_advance_state function in hw/usb/hcd-ehci.c in QEMU allows local guest OS administrators to cause a denial of service (infinite…
Medium6.0EPSS 0.44%
- Published
- Updated
- Reserved
- Assigned by
- redhat
Description
The ehci_advance_state 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 split isochronous transfer descriptor (siTD) list, a related issue to CVE-2015-8558.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 3.1 | Medium6.0 | CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:N/I:N/A:H |
- EPSS (exploitation in 30 days)
- 0.44% · top 61% of all CVEs (2 Nov 2026)
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 6.0.
Weakness
Affected products
n/a
- affected n/a
References (11)
- [oss-security] 20160418 Qemu: usb: Infinite loop vulnerability in usb_ehci using siTD process (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
- http://git.qemu.org/?p=qemu.git%3Ba=commit%3Bh=1ae3f2f178087711f9591350abad133525ba93f2 (opens in a new tab)x_refsource_CONFIRMx_transferred
- FEDORA-2016-48e72b7bc5 (opens in a new tab)vendor-advisoryx_refsource_FEDORAx_transferred
- FEDORA-2016-35d7b09908 (opens in a new tab)vendor-advisoryx_refsource_FEDORAx_transferred
- [qemu-devel] 20160418 [PATCH 1/2] ehci: apply limit to itd/sidt descriptors (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
- FEDORA-2016-75063477ca (opens in a new tab)vendor-advisoryx_refsource_FEDORAx_transferred
- USN-2974-1 (opens in a new tab)vendor-advisoryx_refsource_UBUNTUx_transferred
- 86283 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
- [qemu-devel] 20160418 Re: [PATCH 1/2] ehci: apply limit to itd/sidt descriptors (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
- [debian-lts-announce] 20181130 [SECURITY] [DLA 1599-1] qemu security update (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
- [oss-security] 20160418 Re: Qemu: usb: Infinite loop vulnerability in usb_ehci using siTD process (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Record last updated .