CVE-2010-3698

The KVM implementation in the Linux kernel before 2.6.36 does not properly reload the FS and GS segment registers, which allows host OS users to cause a denial of service (host OS crash) via a KVM_RUN ioctl call in conjunction with a modified Local Descriptor Table (LDT).

• CWE-400

• http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=9581d442b9058d3699b4be568b6e5eae38a41493
• http://lists.fedoraproject.org/pipermail/package-announce/2010-December/052513.htmlThird Party Advisory
• http://secunia.com/advisories/42745Third Party Advisory
• http://www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.36Broken Link
• http://www.mandriva.com/security/advisories?name=MDVSA-2011:029Third Party Advisory
• http://www.redhat.com/support/errata/RHSA-2010-0842.htmlThird Party Advisory
• http://www.redhat.com/support/errata/RHSA-2010-0898.htmlThird Party Advisory
• http://www.securityfocus.com/bid/44500Third Party Advisory, VDB Entry
• http://www.vupen.com/english/advisories/2010/3123Third Party Advisory
• http://www.vupen.com/english/advisories/2010/3321Third Party Advisory
• https://bugzilla.redhat.com/show_bug.cgi?id=639879Issue Tracking, Third Party Advisory
• http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=9581d442b9058d3699b4be568b6e5eae38a41493
• http://lists.fedoraproject.org/pipermail/package-announce/2010-December/052513.htmlThird Party Advisory
• http://secunia.com/advisories/42745Third Party Advisory
• http://www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.36Broken Link
• http://www.mandriva.com/security/advisories?name=MDVSA-2011:029Third Party Advisory
• http://www.redhat.com/support/errata/RHSA-2010-0842.htmlThird Party Advisory
• http://www.redhat.com/support/errata/RHSA-2010-0898.htmlThird Party Advisory
• http://www.securityfocus.com/bid/44500Third Party Advisory, VDB Entry
• http://www.vupen.com/english/advisories/2010/3123Third Party Advisory
• http://www.vupen.com/english/advisories/2010/3321Third Party Advisory
• https://bugzilla.redhat.com/show_bug.cgi?id=639879Issue Tracking, Third Party Advisory

Published

Nov 26, 2010

Last Modified

Jun 16, 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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