* [PATCH v2] crypto/virtio: fix out of bounds access bug
[not found] <20220221180542.439823-1-brian.dooley@intel.com>
@ 2022-02-22 9:54 ` Brian Dooley
2022-02-23 10:58 ` Zhang, Roy Fan
2022-02-23 11:10 ` Zhang, Roy Fan
0 siblings, 2 replies; 4+ messages in thread
From: Brian Dooley @ 2022-02-22 9:54 UTC (permalink / raw)
To: dev; +Cc: Brian Dooley, roy.fan.zhang, stable, Jay Zhou
Coverity flags an untrusted loop bound. Check length of session iv.
Coverity issue: 375802
Fixes: b063e843fa03 ("crypto/virtio: fix IV physical address")
Cc: roy.fan.zhang@intel.com
Cc: stable@dpdk.org
Signed-off-by: Brian Dooley <brian.dooley@intel.com>
---
v2: Fix checkpatch warning
---
drivers/crypto/virtio/virtio_rxtx.c | 3 +++
1 file changed, 3 insertions(+)
diff --git a/drivers/crypto/virtio/virtio_rxtx.c b/drivers/crypto/virtio/virtio_rxtx.c
index a65524a306..08359b3a39 100644
--- a/drivers/crypto/virtio/virtio_rxtx.c
+++ b/drivers/crypto/virtio/virtio_rxtx.c
@@ -264,6 +264,9 @@ virtqueue_crypto_sym_enqueue_xmit(
if (cop->phys_addr)
desc[idx].addr = cop->phys_addr + session->iv.offset;
else {
+ if (session->iv.length > VIRTIO_CRYPTO_MAX_IV_SIZE)
+ return -ENOMEM;
+
rte_memcpy(crypto_op_cookie->iv,
rte_crypto_op_ctod_offset(cop,
uint8_t *, session->iv.offset),
--
2.25.1
^ permalink raw reply [flat|nested] 4+ messages in thread
* RE: [PATCH v2] crypto/virtio: fix out of bounds access bug
2022-02-22 9:54 ` [PATCH v2] crypto/virtio: fix out of bounds access bug Brian Dooley
@ 2022-02-23 10:58 ` Zhang, Roy Fan
2022-02-23 11:10 ` Zhang, Roy Fan
1 sibling, 0 replies; 4+ messages in thread
From: Zhang, Roy Fan @ 2022-02-23 10:58 UTC (permalink / raw)
To: Dooley, Brian, dev; +Cc: stable, Jay Zhou
> -----Original Message-----
> From: Dooley, Brian <brian.dooley@intel.com>
> Sent: Tuesday, February 22, 2022 9:55 AM
> To: dev@dpdk.org
> Cc: Dooley, Brian <brian.dooley@intel.com>; Zhang, Roy Fan
> <roy.fan.zhang@intel.com>; stable@dpdk.org; Jay Zhou
> <jianjay.zhou@huawei.com>
> Subject: [PATCH v2] crypto/virtio: fix out of bounds access bug
>
> Coverity flags an untrusted loop bound. Check length of session iv.
>
> Coverity issue: 375802
>
> Fixes: b063e843fa03 ("crypto/virtio: fix IV physical address")
> Cc: roy.fan.zhang@intel.com
> Cc: stable@dpdk.org
>
> Signed-off-by: Brian Dooley <brian.dooley@intel.com>
>
> ---
Acked-by: Fan Zhang <roy.fan.zhang@intel.com>
^ permalink raw reply [flat|nested] 4+ messages in thread
* RE: [PATCH v2] crypto/virtio: fix out of bounds access bug
2022-02-22 9:54 ` [PATCH v2] crypto/virtio: fix out of bounds access bug Brian Dooley
2022-02-23 10:58 ` Zhang, Roy Fan
@ 2022-02-23 11:10 ` Zhang, Roy Fan
2022-02-23 11:12 ` Akhil Goyal
1 sibling, 1 reply; 4+ messages in thread
From: Zhang, Roy Fan @ 2022-02-23 11:10 UTC (permalink / raw)
To: Dooley, Brian, dev; +Cc: stable, Jay Zhou
> -----Original Message-----
> From: Dooley, Brian <brian.dooley@intel.com>
> Sent: Tuesday, February 22, 2022 9:55 AM
> To: dev@dpdk.org
> Cc: Dooley, Brian <brian.dooley@intel.com>; Zhang, Roy Fan
> <roy.fan.zhang@intel.com>; stable@dpdk.org; Jay Zhou
> <jianjay.zhou@huawei.com>
> Subject: [PATCH v2] crypto/virtio: fix out of bounds access bug
>
> Coverity flags an untrusted loop bound. Check length of session iv.
>
> Coverity issue: 375802
>
> Fixes: b063e843fa03 ("crypto/virtio: fix IV physical address")
> Cc: roy.fan.zhang@intel.com
> Cc: stable@dpdk.org
>
> Signed-off-by: Brian Dooley <brian.dooley@intel.com>
>
> ---
Reacking as the last ack not shown in patchwork
Acked-by: Fan Zhang <roy.fan.zhang@intel.com>
^ permalink raw reply [flat|nested] 4+ messages in thread
* RE: [PATCH v2] crypto/virtio: fix out of bounds access bug
2022-02-23 11:10 ` Zhang, Roy Fan
@ 2022-02-23 11:12 ` Akhil Goyal
0 siblings, 0 replies; 4+ messages in thread
From: Akhil Goyal @ 2022-02-23 11:12 UTC (permalink / raw)
To: Zhang, Roy Fan, Dooley, Brian, dev; +Cc: stable, Jay Zhou
> > Coverity flags an untrusted loop bound. Check length of session iv.
> >
> > Coverity issue: 375802
> >
> > Fixes: b063e843fa03 ("crypto/virtio: fix IV physical address")
> > Cc: roy.fan.zhang@intel.com
> > Cc: stable@dpdk.org
> >
> > Signed-off-by: Brian Dooley <brian.dooley@intel.com>
> >
> > ---
> Reacking as the last ack not shown in patchwork
> Acked-by: Fan Zhang <roy.fan.zhang@intel.com>
Applied to dpdk-next-crypto
Thanks.
^ permalink raw reply [flat|nested] 4+ messages in thread
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2022-02-22 9:54 ` [PATCH v2] crypto/virtio: fix out of bounds access bug Brian Dooley
2022-02-23 10:58 ` Zhang, Roy Fan
2022-02-23 11:10 ` Zhang, Roy Fan
2022-02-23 11:12 ` Akhil Goyal
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