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| author |   Peter Hurley <peter@hurleysoftware.com> | 2013-03-08 12:43:27 -0800 |
|---|---|---|
| committer |   Linus Torvalds <torvalds@linux-foundation.org> | 2013-03-08 15:05:33 -0800 |
| commit | 88b9e456b1649722673ffa147914299799dc9041 (patch) | |
| tree | cb2c12ee6fc4ad53e1a15c4e19f676b1d0058183 /mm | |
| parent | ipc: fix potential oops when src msg > 4k w/ MSG_COPY (diff) | |
| download | linux-dev-88b9e456b1649722673ffa147914299799dc9041.tar.xz linux-dev-88b9e456b1649722673ffa147914299799dc9041.zip | |
ipc: don't allocate a copy larger than max
When MSG_COPY is set, a duplicate message must be allocated for the copy
before locking the queue. However, the copy could not be larger than was
sent which is limited to msg_ctlmax.
Signed-off-by: Peter Hurley <peter@hurleysoftware.com>
Acked-by: Stanislav Kinsbursky <skinsbursky@parallels.com>
Cc: <stable@vger.kernel.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to '')
0 files changed, 0 insertions, 0 deletions