CVE-2015-4163

Publication date 15 June 2015

Last updated 24 July 2024

Ubuntu priority

Medium

Why this priority?

Description

GNTTABOP_swap_grant_ref in Xen 4.2 through 4.5 does not check the grant table operation version, which allows local guest domains to cause a denial of service (NULL pointer dereference) via a hypercall without a GNTTABOP_setup_table or GNTTABOP_set_version.

Status

Package Ubuntu Release Status
xen 15.10 wily
Not affected
15.04 vivid
Fixed 4.5.0-1ubuntu4.2
14.10 utopic Ignored end of life
14.04 LTS trusty
Fixed 4.4.2-0ubuntu0.14.04.2
12.04 LTS precise
Fixed 4.1.6.1-0ubuntu0.12.04.6

References

Other references