diff options
| author | Balbir Singh <balbir@linux.vnet.ibm.com> | 2008-12-09 13:14:07 -0800 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2008-12-10 08:01:52 -0800 |
| commit | 361371201b60ffd686a694c848c1d5ad6061725f (patch) | |
| tree | 925f3fa0e62a5fc64840824dfd9a9aad36cb1076 /mm/pagewalk.c | |
| parent | 69fc208be5b7eb18d22d1eca185b201400fd5ffc (diff) | |
uml: boot broken due to buffer overrun
mconsole_init() passed 256 bytes as length in os_create_unix_socket, while
the sizeof UNIX_PATH_MAX is 108. This patch fixes that problem and avoids
a big overrun bug reported on UML bootup.
sockaddr_un.sun_path is UNIX_PATH_MAX long which causes the problem.
Reported-by: Vikas K Managutte <vikki.km@gmail.com>
Reported-by: Sarvesh Kumar Lal Das <skldas@gmail.com>
Signed-off-by: Balbir Singh <balbir@linux.vnet.ibm.com>
Reviewed-by: Pekka Enberg <penberg@cs.helsinki.fi>
Reviewed-by: WANG Cong <wangcong@zeuux.org>
Cc: Jeff Dike <jdike@addtoit.com>
Cc: <stable@kernel.org> [please check with Jeff]
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'mm/pagewalk.c')
0 files changed, 0 insertions, 0 deletions