CVE-2013-0311

Sažetak

The translate_desc function in drivers/vhost/vhost.c in the Linux kernel before 3.7 does not properly handle cross-region descriptors, which allows guest OS users to obtain host OS privileges by leveraging KVM guest OS privileges.

Reference

https://github.com/torvalds/linux/commit/bd97120fc3d1a11f3124c7c9ba1d91f51829eb85
http://www.openwall.com/lists/oss-security/2013/02/20/6
http://www.kernel.org/pub/linux/kernel/v3.x/patch-3.7.bz2
https://bugzilla.redhat.com/show_bug.cgi?id=912905
http://rhn.redhat.com/errata/RHSA-2013-0496.html
http://rhn.redhat.com/errata/RHSA-2013-0579.html
http://rhn.redhat.com/errata/RHSA-2013-0882.html
http://rhn.redhat.com/errata/RHSA-2013-0928.html
http://www.mandriva.com/security/advisories?name=MDVSA-2013:176
http://lists.opensuse.org/opensuse-security-announce/2013-07/msg00018.html
http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=bd97120fc3d1a11f3124c7c9ba1d91f51829eb85

CVSS

Base:	6.5
Impact:	10.0
Exploitability:	2.5

Pristup

Vektor	Složenost	Autentikacija
ADJACENT_NETWORK	HIGH	SINGLE

Impact

Povjerljivost	Cjelovitost	Dostupnost
COMPLETE	COMPLETE	COMPLETE

CVSS vektor

AV:A/AC:H/Au:S/C:C/I:C/A:C

Zadnje važnije ažuriranje

13-02-2023 - 04:41

Objavljeno

22-02-2013 - 00:55