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.

CVSS v3.0 5.5 MEDIUM
CVSS v2.0 4.9 MEDIUM

5.5^/10

CVSS v3.0 : MEDIUM

Vector :

Exploitability : 1.8 / Impact : 3.6

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

4.9^/10

CVSS v2.0 : MEDIUM

Vector : AV:L/AC:L/Au:N/C:N/I:N/A:C

Exploitability : 3.9 / Impact : 6.9

Access Vector LOCAL

Access Complexity LOW

Authentication NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact COMPLETE

References

Link	Resource
http://www.securityfocus.com/bid/80694	Third Party Advisory VDB Entry
http://www.openwall.com/lists/oss-security/2015/12/14/16	Mailing List Third Party Advisory
http://www.openwall.com/lists/oss-security/2015/12/14/9	Mailing List Third Party Advisory
https://lists.gnu.org/archive/html/qemu-devel/2015-12/msg02124.html	Mailing List Patch Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=1277983	Issue Tracking Third Party Advisory
https://security.gentoo.org/glsa/201602-01	Third Party Advisory
http://www.debian.org/security/2016/dsa-3471	Third Party Advisory
http://www.debian.org/security/2016/dsa-3470	Third Party Advisory
http://www.debian.org/security/2016/dsa-3469	Third Party Advisory
http://git.qemu.org/?p=qemu.git%3Ba=commit%3Bh=156a2e4dbffa85997636a7a39ef12da6f1b40254

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Configurations

Configuration 1 (hide)

cpe:2.3:a:qemu:qemu:*:*:*:*:*:*:*:*

Configuration 2 (hide)

OR	cpe:2.3:o:debian:debian_linux:8.0:::::::*
	cpe:2.3:o:debian:debian_linux:7.0:::::::*

Information

Published : 2016-05-23 12:59

Updated : 2023-02-12 15:15

NVD link : CVE-2015-8558

Mitre link : CVE-2015-8558

JSON object : View

CWE

CWE-835

Loop with Unreachable Exit Condition ('Infinite Loop')

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Products Affected

debian

debian_linux

qemu

qemu

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