CVE-2011-0521: Improper Restriction of Operations within the Bounds of a Memory Buffer

The dvbcaioctl function in drivers/media/dvb/ttpci/av7110ca.c in the Linux kernel before 2.6.38-rc2 does not check the sign of a certain integer field, which allows local users to cause a denial of service memory corruption or possibly have unspecified other impact via a negative value...