CVE-2013-4239: Double Free
First published: Mon Aug 12 2013(Updated: )
Commit 632180d1 introduced memory corruption in xenDaemonListDefinedDomains() by starting to populate the names array at index -1, causing all sorts of havoc in libvirtd such as aborts like the following *** Error in `/usr/sbin/libvirtd': double free or corruption (out): 0x00007fffe00ccf20 *** The xenDaemonListDefinedDomains() function is reached by the virConnectListDefinedDomains() public API, which can be used on read-only connections. Introduced in: libvirt v1.1.1 Introduced by: <a href="http://libvirt.org/git/?p=libvirt.git;a=commit;h=632180d1">http://libvirt.org/git/?p=libvirt.git;a=commit;h=632180d1</a> Fixed by: <a href="http://libvirt.org/git/?p=libvirt.git;a=commit;h=0e671a16">http://libvirt.org/git/?p=libvirt.git;a=commit;h=0e671a16</a>
Credit: secalert@redhat.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Redhat Libvirt | =1.1.1 |
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Reference Links
- http://libvirt.org/git/?p=libvirt.git;a=commit;h=632180d1
- http://libvirt.org/git/?p=libvirt.git;a=commit;h=0e671a16
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=996244
- http://seclists.org/oss-sec/2013/q3/360
- https://bugzilla.redhat.com/show_bug.cgi?id=996241
- http://libvirt.org/git/?p=libvirt.git%3Ba=commitdiff%3Bh=0e671a16
- http://libvirt.org/news.html
- http://www.openwall.com/lists/oss-security/2013/08/12/12
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