CVE-2009-1935

CVE-2009-1935 describes an integer overflow in FreeBSD’s pipe_build_write_buffer (sys/kern/sys_pipe.c) within the pipe’s direct write optimization. Affected are FreeBSD 7.1–7.2 and 6.3–6.4. The issue allows local users to bypass virtual-to-physical address lookups and read sensitive data from mem...