CVE-2014-8369: Buffer Overflow
First published: Fri Oct 24 2014(Updated: )
A flaw was found in the way iommu mapping failures were handled in kvm_iommu_map_pages() function in the Linux kernel (introduced by the fix for <a href="https://access.redhat.com/security/cve/CVE-2014-3601">CVE-2014-3601</a>). A privileged user in the guest could use this flaw to crash the host in case the guest has access to passed in device. Introduced by: <a href="http://git.kernel.org/cgit/virt/kvm/kvm.git/commit/?id=350b8bdd689cd2ab2c67c8a86a0be86cfa0751a7">http://git.kernel.org/cgit/virt/kvm/kvm.git/commit/?id=350b8bdd689cd2ab2c67c8a86a0be86cfa0751a7</a> Upstream patch: <a href="http://git.kernel.org/cgit/virt/kvm/kvm.git/commit/?id=3d32e4dbe71374a6780eaf51d719d76f9a9bf22f">http://git.kernel.org/cgit/virt/kvm/kvm.git/commit/?id=3d32e4dbe71374a6780eaf51d719d76f9a9bf22f</a>
Credit: cve@mitre.org cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Linux Linux kernel | <=3.17.2 | |
| Debian Debian Linux | =7.0 | |
| Opensuse Evergreen | =11.4 | |
| Suse Linux Enterprise Real Time Extension | =11-sp3 | |
| SUSE SUSE Linux Enterprise Server | =11-sp2 | |
| debian/linux | 5.10.223-1 5.10.226-1 6.1.115-1 6.1.112-1 6.11.5-1 6.11.7-1 |
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Reference Links
- https://lkml.org/lkml/2014/10/24/460
- http://www.openwall.com/lists/oss-security/2014/10/24/7
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=3d32e4dbe71374a6780eaf51d719d76f9a9bf22f
- https://bugzilla.redhat.com/show_bug.cgi?id=1156518
- https://github.com/torvalds/linux/commit/3d32e4dbe71374a6780eaf51d719d76f9a9bf22f
- http://www.securityfocus.com/bid/70749
- http://secunia.com/advisories/62326
- http://secunia.com/advisories/62336
- http://www.debian.org/security/2014/dsa-3093
- http://lists.opensuse.org/opensuse-security-announce/2015-03/msg00010.html
- http://rhn.redhat.com/errata/RHSA-2015-0674.html
- http://lists.opensuse.org/opensuse-security-announce/2015-03/msg00025.html
- http://www.securityfocus.com/bid/70747
- http://lists.opensuse.org/opensuse-security-announce/2015-04/msg00015.html
- https://launchpad.net/bugs/cve/CVE-2014-8369
- https://access.redhat.com/security/cve/CVE-2014-3601
- http://git.kernel.org/cgit/virt/kvm/kvm.git/commit/?id=350b8bdd689cd2ab2c67c8a86a0be86cfa0751a7
- http://git.kernel.org/cgit/virt/kvm/kvm.git/commit/?id=3d32e4dbe71374a6780eaf51d719d76f9a9bf22f
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=1156522
- https://rhn.redhat.com/errata/RHSA-2015-0674.html
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=3d32e4dbe71374a6780eaf51d719d76f9a9bf22f
- https://git.kernel.org/cgit/virt/kvm/kvm.git/commit/?id=3d32e4dbe71374a6780eaf51d719d76f9a9bf22f
- https://security-tracker.debian.org/tracker/CVE-2014-8369
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2014-8369
- https://nvd.nist.gov/vuln/detail/CVE-2014-8369
- https://ubuntu.com/security/CVE-2014-8369
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