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LIN7-7228 : Security Advisory - qemu - CVE-2016-7421

Created: Dec 15, 2016    Updated: Sep 8, 2018
Resolved Date: Jan 18, 2017
Found In Version: 7.0.0.21
Fix Version: 7.0.0.23
Severity: Standard
Applicable for: Wind River Linux 7
Component/s: Userspace

Description

The pvscsi_ring_pop_req_descr function in hw/scsi/vmw_pvscsi.c in QEMU (aka Quick Emulator) allows local guest OS administrators to cause a denial of service (infinite loop and QEMU process crash) by leveraging failure to limit process IO loop to the ring size.

http://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2016-7421

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