CVE-2009-1883

Description

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.

Affected Platforms

Weakness Type

CWE-264

References

• http://lists.opensuse.org/opensuse-security-announce/2010-02/msg00007.html
• http://secunia.com/advisories/36759
• http://secunia.com/advisories/37105
• http://www.openwall.com/lists/oss-security/2009/09/15/1
• http://www.openwall.com/lists/oss-security/2009/09/15/3
• http://www.redhat.com/support/errata/RHSA-2009-1438.html