DragonFlyBSD bugtracker

07/14/2011

01:23 am DragonFlyBSD Bug #2101 (Closed): bpf_filter() can leak kernel stack contents

http://seclists.org/fulldisclosure/2010/Nov/89
That's Linux's BPF interpreter, but the same problem exists with the ...

09/01/2010

08:42 am DragonFlyBSD Bug #1816 (New): p->cc can go negative in libpcap

In pcap_read_bpf(), ep is set based on the return value of read(), but read() from a BPF device doesn't necessarily r...

04/21/2010

12:38 am DragonFlyBSD Bug #1748 (Closed): bpf_validate() uses BPF_RVAL() when it should use BPF_SRC()

In bpf_validate, when it checks whether the divisor in a BPF_DIV instruction is a constant 0, it does
case BPF_DI...

02/13/2010

08:51 am DragonFlyBSD Bug #1674 (Closed): non-blocking BPF reads return -1/EWOULDBLOCK until the store buffer fills up

Non-blocking reads from a BPF device not in immediate mode will not rotate the buffers even if there's data in the st...

04/14/2009

07:14 pm DragonFlyBSD Bug #1334: <net/bpf.h> should include <sys/ioccom.h>

On Apr 14, 2009, at 12:05 PM, Sascha Wildner (via DragonFly issue
tracker) wrote:
One other thing that came to min...

04/13/2009

06:49 pm DragonFlyBSD Bug #1334 (Closed): <net/bpf.h> should include <sys/ioccom.h>

<net/bpf.h> defines ioctl codes, so it should include <sys/ioccom.h>,
so it doesn't require code that includes <net...

01/02/2008

03:10 am DragonFlyBSD Bug #904 (Closed): bpf_validate() needs to do more checks

OpenBSD's bpf_validate() in sys/net/bpf_filter.c does some additional
checks to catch:
BPF programs with no instruc...

03:06 am DragonFlyBSD Bug #903 (Closed): BPF indexed byte load can sign extend

The code to handle BPF non-indexed loads in bpf_filter() in bpf_filter.c is:
case BPF_LD|BPF_B|BPF_ABS:
k = pc-...

12/04/2006

07:19 pm DragonFlyBSD Bug #393: confstr() should return 0, not -1, on errors

Not with top-of-tree FreeBSD, it isn't - the top-of-tree FreeBSD code
returns 0:
http://www.freebsd.org/cgi/cvsweb....

12/02/2006

11:03 pm DragonFlyBSD Bug #393 (Closed): confstr() should return 0, not -1, on errors

According to
http://www.opengroup.org/onlinepubs/009695399/functions/confstr.html
confstr() should return 0, n...