CVE-2016-2392: Null Pointer Dereference
First published: Wed Jan 27 2016(Updated: )
Qemu emulator built with the USB Net device emulation support is vulnerable to a NULL pointer dereference issue. It could occur while processing remote NDIS control message packets, when the USB configuration descriptor object is null. A privileged user inside guest 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/2016-02/msg02553.html">https://lists.gnu.org/archive/html/qemu-devel/2016-02/msg02553.html</a> Reference: ---------- -> <a href="http://www.openwall.com/lists/oss-security/2016/02/16/7">http://www.openwall.com/lists/oss-security/2016/02/16/7</a>
Credit: secalert@redhat.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| QEMU qemu | =2.5.0 | |
| Canonical Ubuntu Linux | =12.04 | |
| Canonical Ubuntu Linux | =14.04 | |
| Canonical Ubuntu Linux | =15.10 | |
| Canonical Ubuntu Linux | =16.04 |
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Reference Links
- https://lists.gnu.org/archive/html/qemu-devel/2016-02/msg02553.html
- http://www.openwall.com/lists/oss-security/2016/02/16/7
- https://access.redhat.com/support/policy/updates/errata/
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=1307116
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=1307115
- https://bugzilla.redhat.com/show_bug.cgi?id=1302299
- http://git.qemu.org/?p=qemu.git%3Ba=commit%3Bh=80eecda8e5d09c442c24307f340840a5b70ea3b9
- http://lists.nongnu.org/archive/html/qemu-stable/2016-03/msg00064.html
- http://www.securityfocus.com/bid/83274
- http://www.ubuntu.com/usn/USN-2974-1
- https://lists.debian.org/debian-lts-announce/2018/11/msg00038.html
- https://security.gentoo.org/glsa/201604-01
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- canonical/qemu qemu
- version/qemu qemu/2.5.0
- vendor/canonical
- canonical/canonical ubuntu linux
- version/canonical ubuntu linux/12.04
- version/canonical ubuntu linux/14.04
- version/canonical ubuntu linux/15.10
- version/canonical ubuntu linux/16.04