CVE-2015-8613: Buffer Overflow
First published: Fri Nov 20 2015(Updated: )
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: --------------- -> <a href="https://lists.gnu.org/archive/html/qemu-devel/2015-12/msg03737.html">https://lists.gnu.org/archive/html/qemu-devel/2015-12/msg03737.html</a> Reference: ---------- -> <a href="http://www.openwall.com/lists/oss-security/2015/12/22/1">http://www.openwall.com/lists/oss-security/2015/12/22/1</a>
Credit: secalert@redhat.com secalert@redhat.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| QEMU qemu | <=2.5.1 | |
| Debian Debian Linux | =8.0 | |
| ubuntu/qemu | <2.0.0+dfsg-2ubuntu1.22 | 2.0.0+dfsg-2ubuntu1.22 |
| ubuntu/qemu | <1:2.3+dfsg-5ubuntu9.2 | 1:2.3+dfsg-5ubuntu9.2 |
| debian/qemu | 1:5.2+dfsg-11+deb11u3 1:5.2+dfsg-11+deb11u2 1:7.2+dfsg-7+deb12u7 1:9.0.2+ds-2 1:9.1.0+ds-3 |
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Reference Links
- http://www.debian.org/security/2016/dsa-3471
- http://www.openwall.com/lists/oss-security/2015/12/22/1
- http://www.securityfocus.com/bid/79719
- https://bugzilla.redhat.com/show_bug.cgi?id=1284008
- https://lists.gnu.org/archive/html/qemu-devel/2015-12/msg03737.html
- https://security.gentoo.org/glsa/201604-01
- https://launchpad.net/bugs/cve/CVE-2015-8613
- https://access.redhat.com/support/policy/updates/errata/
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=1293305
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=1293304
- https://www.openwall.com/lists/oss-security/2015/12/21/7
- http://git.qemu.org/?p=qemu.git;a=commitdiff;h=e8f943c3bcc2a578bfd30b825f2ebaf345c63a09
- https://security-tracker.debian.org/tracker/CVE-2015-8613
- http://www.openwall.com/lists/oss-security/2015/12/21/7
- https://ubuntu.com/security/notices/USN-2891-1
- https://www.cve.org/CVERecord?id=CVE-2015-8613
- https://nvd.nist.gov/vuln/detail/CVE-2015-8613
- http://git.qemu.org/?p=qemu.git;a=commit;h=36fef36b91f7ec0435215860f1458b5342ce2811
- https://ubuntu.com/security/CVE-2015-8613
Frequently Asked Questions
What is CVE-2015-8613?
CVE-2015-8613 is a vulnerability that allows local guest users to cause a denial of service (QEMU instance crash) via a crafted SCSI controller CTRL_GET_INFO command in QEMU, when built with SCSI MegaRAID SAS HBA emulation support.
Is CVE-2015-8613 a severe vulnerability?
No, CVE-2015-8613 has a low severity level.
Which software is affected by CVE-2015-8613?
QEMU versions 2.0.0+dfsg-2ubuntu1.22, 1:2.3+dfsg-5ubuntu9.2, and various Debian versions are affected by CVE-2015-8613.
How can I fix CVE-2015-8613?
To fix CVE-2015-8613, update QEMU to a version that includes the necessary security patches.
Where can I find more information about CVE-2015-8613?
You can find more information about CVE-2015-8613 at the following references: [Security Focus](http://www.securityfocus.com/bid/79719), [Debian Security Advisory](http://www.debian.org/security/2016/dsa-3471), [Gentoo Linux Security Advisory](https://security.gentoo.org/glsa/201604-01).
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