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 loop and CPU consumption) via a circular split isochronous transfer descriptor (siTD) list, a related issue to CVE-2015-8558.

Score

CVSS 3.1 6.0 Medium

Status

Modified - secalert@redhat.com

Published

2016-05-23

Last modified

2024-08-06

Weaknesses

CWE-400

Affected products

• Ubuntu Linux (Canonical)
• Debian Linux (Debian)
• Fedora (Fedoraproject)
• Qemu (Qemu)

References

• http://git.qemu.org/?p=qemu.git%3Ba=commit%3Bh=1ae3f2f178087711f9591350abad133525ba93f2
• http://lists.fedoraproject.org/pipermail/package-announce/2016-April/183275.html
• http://lists.fedoraproject.org/pipermail/package-announce/2016-May/183350.html
• http://lists.fedoraproject.org/pipermail/package-announce/2016-May/184209.html
• http://www.openwall.com/lists/oss-security/2016/04/18/3
• http://www.openwall.com/lists/oss-security/2016/04/18/6
• http://www.securityfocus.com/bid/86283
• http://www.ubuntu.com/usn/USN-2974-1
• https://lists.debian.org/debian-lts-announce/2018/11/msg00038.html
• https://lists.gnu.org/archive/html/qemu-devel/2016-04/msg02691.html
• https://lists.gnu.org/archive/html/qemu-devel/2016-04/msg02734.html