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(parent: c17b222) | patch
mm/mempolicy: fix get_nodes out of bound access
authorTianyu Li <tianyu.li@arm.com>
Wed, 1 Jun 2022 09:32:11 +0000 (17:32 +0800)
committerLiam R. Howlett <Liam.Howlett@oracle.com>
Wed, 20 Jul 2022 00:15:02 +0000 (20:15 -0400)
commite118e51dea3ff759f5be1f651bb78b393440ddd7
tree83062afce1ed9ff6c508f5986588ff7f40015674tree
parentc17b222d2d795d778c69f3b9427fc80a4d574a01commit | diff
mm/mempolicy: fix get_nodes out of bound access

When user specified more nodes than supported, get_nodes will access nmask
array out of bounds.

Link: https://lkml.kernel.org/r/20220601093211.2970565-1-tianyu.li@arm.com
Fixes: e130242dc351 ("mm: simplify compat numa syscalls")
Signed-off-by: Tianyu Li <tianyu.li@arm.com>
Cc: Arnd Bergmann <arnd@arndb.de>
Cc: Mark Rutland <mark.rutland@arm.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
mm/mempolicy.c diff | blob | history
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