CVE-2009-1897

The CVE affects the Linux kernel tun/tun_chr_poll path: the tun_chr_poll function in drivers/net/tun.c for Linux kernel versions 2.6.30 and 2.6.30.1. The underlying issue is that, when the -fno-delete-null-pointer-checks option is omitted, a NULL pointer dereference can be triggered via a NULL de...