CVE-2011-2527

The change_process_uid function in os-posix.c in Qemu 0.14.0 and earlier does not properly drop group privileges when the -runas option is used, which allows local guest users to access restricted files on the host.

🔗 References (32)

• secalert@redhathttp://lists.fedoraproject.org/pipermail/package-announce/2012-June/081972.html
• secalert@redhathttp://lists.opensuse.org/opensuse-updates/2012-02/msg00009.html
• secalert@redhathttp://rhn.redhat.com/errata/RHSA-2011-1531.html
• secalert@redhathttp://secunia.com/advisories/45187
• secalert@redhathttp://secunia.com/advisories/45188
• secalert@redhathttp://secunia.com/advisories/45419
• secalert@redhathttp://secunia.com/advisories/47157
• secalert@redhathttp://secunia.com/advisories/47992
• secalert@redhathttp://ubuntu.com/usn/usn-1177-1
• secalert@redhathttp://www.openwall.com/lists/oss-security/2011/07/12/15
• secalert@redhathttp://www.openwall.com/lists/oss-security/2011/07/12/5
• secalert@redhathttp://www.osvdb.org/74752
• secalert@redhathttp://www.securityfocus.com/bid/48659
• secalert@redhathttps://bugs.launchpad.net/qemu/+bug/807893
• secalert@redhathttps://exchange.xforce.ibmcloud.com/vulnerabilities/68539