CVE-2009-1883

The z90crypt_unlocked_ioctl function in the z90crypt driver in the Linux kernel 2.6.9 does not perform a capability check for the Z90QUIESCE operation, which allows local users to leverage euid 0 privileges to force a driver outage.

🔗 References (18)

• secalert@redhathttp://lists.opensuse.org/opensuse-security-announce/2010-02/msg00007.html
• secalert@redhathttp://secunia.com/advisories/36759
• secalert@redhathttp://secunia.com/advisories/37105
• secalert@redhathttp://www.openwall.com/lists/oss-security/2009/09/15/1
• secalert@redhathttp://www.openwall.com/lists/oss-security/2009/09/15/3
• secalert@redhathttp://www.redhat.com/support/errata/RHSA-2009-1438.html
• secalert@redhathttp://www.ubuntu.com/usn/USN-852-1
• secalert@redhathttps://bugzilla.redhat.com/show_bug.cgi?id=505983
• secalert@redhathttps://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A9513
• af854a3a-2127-422b-91ae-364da2661108http://lists.opensuse.org/opensuse-security-announce/2010-02/msg00007.html
• af854a3a-2127-422b-91ae-364da2661108http://secunia.com/advisories/36759
• af854a3a-2127-422b-91ae-364da2661108http://secunia.com/advisories/37105
• af854a3a-2127-422b-91ae-364da2661108http://www.openwall.com/lists/oss-security/2009/09/15/1
• af854a3a-2127-422b-91ae-364da2661108http://www.openwall.com/lists/oss-security/2009/09/15/3
• af854a3a-2127-422b-91ae-364da2661108http://www.redhat.com/support/errata/RHSA-2009-1438.html