[dpdk-dev] [PATCH v2 2/3] malloc: fix potential out-of-bounds array access

[Van Haaren, Harry]

> From: dev [mailto:dev-bounces at dpdk.org] On Behalf Of Anatoly Burakov
> Sent: Wednesday, April 25, 2018 11:16 AM
> To: dev at dpdk.org
> Cc: thomas at monjalon.net; Burakov, Anatoly <anatoly.burakov at intel.com>
> Subject: [dpdk-dev] [PATCH v2 2/3] malloc: fix potential out-of-bounds array
> access
> 
> Technically, while the pointer would've been invalid if msl_idx
> were invalid, we wouldn't have actually attempted to access the
> pointer until verifying the index. Fix it by moving array access
> to after we've verified validity of the index.
> 
> Coverity issue: 272574
> 
> Fixes: 66cc45e293ed ("mem: replace memseg with memseg lists")
> Cc: anatoly.burakov at intel.com
> 
> Signed-off-by: Anatoly Burakov <anatoly.burakov at intel.com>


Acked-by: Harry van Haaren <harry.van.haaren at intel.com>