CVE-2014-0049

Buffer overflow in the complete_emulated_mmio function in arch/x86/kvm/x86.c in the Linux kernel before 3.13.6 allows guest OS users to execute arbitrary code on the host OS by leveraging a loop that triggers an invalid memory copy affecting certain cancel_work_item data.

• CWE-120

• http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=a08d3b3b99efd509133946056531cdf8f3a0c09b
• http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.13.6Release Notes, Vendor Advisory
• http://www.openwall.com/lists/oss-security/2014/03/03/1Mailing List, Patch, Third Party Advisory
• https://bugzilla.redhat.com/show_bug.cgi?id=1062368Issue Tracking, Patch, Third Party Advisory
• https://github.com/torvalds/linux/commit/a08d3b3b99efd509133946056531cdf8f3a0c09bPatch, Third Party Advisory
• http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=a08d3b3b99efd509133946056531cdf8f3a0c09b
• http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.13.6Release Notes, Vendor Advisory
• http://www.openwall.com/lists/oss-security/2014/03/03/1Mailing List, Patch, Third Party Advisory
• https://bugzilla.redhat.com/show_bug.cgi?id=1062368Issue Tracking, Patch, Third Party Advisory
• https://github.com/torvalds/linux/commit/a08d3b3b99efd509133946056531cdf8f3a0c09bPatch, Third Party Advisory

Published

Mar 11, 2014

Last Modified

Jun 17, 2026

Status

Modified

• How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
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