CVE-2015-8558medium
Description
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.
References
http://www.securityfocus.com/bid/80694
http://www.openwall.com/lists/oss-security/2015/12/14/16
http://www.openwall.com/lists/oss-security/2015/12/14/9
https://lists.gnu.org/archive/html/qemu-devel/2015-12/msg02124.html
https://bugzilla.redhat.com/show_bug.cgi?id=1277983
https://security.gentoo.org/glsa/201602-01
http://www.debian.org/security/2016/dsa-3471
http://www.debian.org/security/2016/dsa-3470
http://www.debian.org/security/2016/dsa-3469
http://git.qemu.org/?p=qemu.git%3Ba=commit%3Bh=156a2e4dbffa85997636a7a39ef12da6f1b40254
Details
Source: MITRE
Published: 2016-05-23
Updated: 2023-02-12
Type: CWE-835
Risk Information
CVSS v2
Base Score: 4.9
Vector: AV:L/AC:L/Au:N/C:N/I:N/A:C
Impact Score: 6.9
Exploitability Score: 3.9
Severity: MEDIUM
CVSS v3
Base Score: 5.5
Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Impact Score: 3.6
Exploitability Score: 1.8
Severity: MEDIUM