CVE - CVE-2015-8701

CVE-ID
CVE-2015-8701	Learn more at National Vulnerability Database (NVD) • CVSS Severity Rating • Fix Information • Vulnerable Software Versions • SCAP Mappings • CPE Information
Description
QEMU (aka Quick Emulator) built with the Rocker switch emulation support is vulnerable to an off-by-one error. It happens while processing transmit (tx) descriptors in 'tx_consume' routine, if a descriptor was to have more than allowed (ROCKER_TX_FRAGS_MAX=16) fragments. A privileged user inside guest could use this flaw to cause memory leakage on the host or crash the QEMU process instance resulting in DoS issue.
References
Note: References are provided for the convenience of the reader to help distinguish between vulnerabilities. The list is not intended to be complete.
MISC:79706 URL:http://www.securityfocus.com/bid/79706 MISC:GLSA-201602-01 URL:https://security.gentoo.org/glsa/201602-01 MISC:[oss-security] 20151228 CVE request Qemu net: rocker: fix an incorrect array bounds check URL:http://www.openwall.com/lists/oss-security/2015/12/28/6 MISC:[oss-security] 20151229 Re: CVE request Qemu net: rocker: fix an incorrect array bounds check URL:http://www.openwall.com/lists/oss-security/2015/12/29/1 MISC:[qemu-devel] 20151226 [PATCH v2] net: rocker: fix an incorrect array bounds check URL:https://lists.gnu.org/archive/html/qemu-devel/2015-12/msg04629.html MISC:https://bugzilla.redhat.com/show_bug.cgi?id=1286971 URL:https://bugzilla.redhat.com/show_bug.cgi?id=1286971
Assigning CNA
Red Hat, Inc.
Date Record Created
20151229	Disclaimer: The record creation date may reflect when the CVE ID was allocated or reserved, and does not necessarily indicate when this vulnerability was discovered, shared with the affected vendor, publicly disclosed, or updated in CVE.
Phase (Legacy)
Assigned (20151229)
Votes (Legacy)

Comments (Legacy)

Proposed (Legacy)
N/A
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