Bug 1284008 (CVE-2015-8613) - CVE-2015-8613 Qemu: scsi: stack based buffer overflow in megasas_ctrl_get_info
Summary: CVE-2015-8613 Qemu: scsi: stack based buffer overflow in megasas_ctrl_get_info
Keywords:
Status: CLOSED WONTFIX
Alias: CVE-2015-8613
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
low
low
Target Milestone: ---
Assignee: Red Hat Product Security
QA Contact:
URL:
Whiteboard:
Depends On: 1293304 1293305
Blocks: 1284010
TreeView+ depends on / blocked
 
Reported: 2015-11-20 14:21 UTC by Adam Mariš
Modified: 2021-06-01 15:12 UTC (History)
26 users (show)

Fixed In Version:
Doc Type: Bug Fix
Doc Text:
A stack buffer-overflow vulnerability has been discovered in the QEMU emulator built with SCSI MegaRAID SAS HBA emulation support. The flaw occurs when processing the SCSI controller's CTRL_GET_INFO command. A privileged guest user could exploit this flaw to crash the QEMU process instance (denial of service).
Clone Of:
Environment:
Last Closed: 2019-06-08 02:45:44 UTC
Embargoed:

Attachments (Terms of Use)

Description Adam Mariš 2015-11-20 14:21:05 UTC 
Qemu emulator built with the SCSI MegaRAID SAS HBA emulation support is vulnerable to a stack buffer overflow issue. It occurs while processing the SCSI controller's CTRL_GET_INFO command. A privileged guest user could use this flaw to crash the Qemu process instance resulting in DoS.

Upstream patch:
---------------
  -> https://lists.gnu.org/archive/html/qemu-devel/2015-12/msg03737.html

Reference:
----------
  -> http://www.openwall.com/lists/oss-security/2015/12/22/1
Comment 3 Prasad Pandit 2015-12-21 11:37:21 UTC 
Statement: 

This issue does not affect the versions of the kvm and xen packages as shipped with Red Hat Enterprise Linux 5.

This issue does not affect the versions of the qemu-kvm packages as shipped with Red Hat Enterprise Linux 6, and the Red Hat Enterprise Linux 6 based versions of qemu-kvm-rhev packages as shipped with Red Hat Enterprise Virtualization 3.

This issue affects the versions of the qemu-kvm packages as shipped with Red Hat Enterprise Linux 7.

This issue affects the Red Hat Enterprise Linux 7 based versions of the qemu-kvm-rhev packages as shipped with Red Hat Enterprise Virtualization 3.

This has been rated as having Low security impact and is not currently
planned to be addressed in future updates. For additional information, refer
to the Red Hat Enterprise Linux Life Cycle:
https://access.redhat.com/support/policy/updates/errata/.
Comment 4 Prasad Pandit 2015-12-21 11:39:37 UTC 
Created xen tracking bugs for this issue:

Affects: fedora-all [bug 1293305]
Comment 5 Prasad Pandit 2015-12-21 11:39:50 UTC 
Created qemu tracking bugs for this issue:

Affects: fedora-all [bug 1293304]
Comment 6 Fedora Update System 2016-01-24 03:25:38 UTC 
qemu-2.4.1-6.fc23 has been pushed to the Fedora 23 stable repository. If problems still persist, please make note of it in this bug report.
Comment 7 Fedora Update System 2016-02-02 00:51:56 UTC 
qemu-2.3.1-11.fc22 has been pushed to the Fedora 22 stable repository. If problems still persist, please make note of it in this bug report.
Comment 8 Fedora Update System 2016-03-19 21:22:29 UTC 
xen-4.5.2-9.fc22 has been pushed to the Fedora 22 stable repository. If problems still persist, please make note of it in this bug report.
Comment 9 Fedora Update System 2016-03-20 02:26:19 UTC 
xen-4.5.2-9.fc23 has been pushed to the Fedora 23 stable repository. If problems still persist, please make note of it in this bug report.
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