CVE-2010-0419 | BDVDB-2026-40562 Detail
Description#
The x86 emulator in KVM 83, when a guest is configured for Symmetric Multiprocessing (SMP), does not properly restrict writing of segment selectors to segment registers, which might allow guest OS users to cause a denial of service (guest OS crash) or gain privileges on the guest OS by leveraging access to a (1) IO port or (2) MMIO region, and replacing an instruction in between emulator entry and instruction fetch.
Impact#
No impact statement in the source data.
Weaknesses#
No weakness recorded in the source data.
References#
- http://www.securityfocus.com/bid/38467
- https://exchange.xforce.ibmcloud.com/vulnerabilities/56662
- http://www.redhat.com/support/errata/RHSA-2010-0126.html
- https://bugzilla.redhat.com/show_bug.cgi?id=563463
- http://securitytracker.com/id?1023663
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10139
Exploit#
No public exploit known
History#
- Version 1Record published in the CVE List.
- Version 2Most recent update recorded in the CVE List.