Loop with Unreachable Exit Condition ('Infinite Loop') Affecting qemu package, versions <1:2.5+dfsg-2
Snyk CVSS
Attack Complexity
Low
Availability
High
Threat Intelligence
EPSS
0.06% (25th
percentile)
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Test your applications- Snyk ID SNYK-DEBIANUNSTABLE-QEMU-426908
- published 23 May 2016
- disclosed 23 May 2016
Introduced: 23 May 2016
CVE-2015-8558 Open this link in a new tabHow to fix?
Upgrade Debian:unstable
qemu
to version 1:2.5+dfsg-2 or higher.
NVD Description
Note: Versions mentioned in the description apply only to the upstream qemu
package and not the qemu
package as distributed by Debian
.
See How to fix?
for Debian:unstable
relevant fixed versions and status.
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
- https://security-tracker.debian.org/tracker/CVE-2015-8558
- http://www.debian.org/security/2016/dsa-3469
- http://www.debian.org/security/2016/dsa-3470
- http://www.debian.org/security/2016/dsa-3471
- https://security.gentoo.org/glsa/201602-01
- http://git.qemu.org/?p=qemu.git;a=commit;h=156a2e4dbffa85997636a7a39ef12da6f1b40254
- https://lists.gnu.org/archive/html/qemu-devel/2015-12/msg02124.html
- http://www.openwall.com/lists/oss-security/2015/12/14/16
- http://www.openwall.com/lists/oss-security/2015/12/14/9
- https://bugzilla.redhat.com/show_bug.cgi?id=1277983
- http://www.securityfocus.com/bid/80694
- http://people.ubuntu.com/~ubuntu-security/cve/CVE-2015-8558
- http://git.qemu.org/?p=qemu.git%3Ba=commit%3Bh=156a2e4dbffa85997636a7a39ef12da6f1b40254