projects / openwrt / staging / blogic.git / commit
? search:
summary | shortlog | log | commit | commitdiff | tree
(parent: 4755200) | patch
binfmt_elf_fdpic: fix crash on MMU system with dynamic binaries
authorNicolas Pitre <[email protected]>
Wed, 16 Aug 2017 22:56:14 +0000 (18:56 -0400)
committerNicolas Pitre <[email protected]>
Sun, 10 Sep 2017 23:31:47 +0000 (19:31 -0400)
commitcdf38888ed30523b1a6ee199449a86dbd1d864ce
treeeea19beef8369b6730a3927e4ea70787b93bf2edtree | snapshot
parent4755200b6b116dbf6d5545427e8a2cf58194ba6bcommit | diff
binfmt_elf_fdpic: fix crash on MMU system with dynamic binaries

In elf_fdpic_map_file() there is a test to ensure the dynamic section in
user space is properly terminated. However it does so by dereferencing
a user address directly. Add proper user space accessor.

Signed-off-by: Nicolas Pitre <[email protected]>
Acked-by: Mickael GUENE <[email protected]>
Tested-by: Vincent Abriou <[email protected]>
Tested-by: Andras Szemzo <[email protected]>
fs/binfmt_elf_fdpic.c diff | blob | history
John Crispins staging tree