CVE-2006-4516

CVE-2006-4516 affects FreeBSD 6.0-RELEASE. The kernel’s PT_LWPINFO ptrace handling has a signedness flaw: a large negative data value can bypass the signed check and be passed to copyout, causing memory corruption and kernel panic. Impact is a local denial-of-service condition. Described in iDefe...

CVE-2006-4516

Integer signedness error in FreeBSD 6.0-RELEASE allows local users to cause a denial of service memory corruption and kernel panic via a PTLWPINFO ptrace command with a large negative data value that satisfies a signed maximum value check but is used in an unsigned copyout function call...