This is a note to let you know that I've just added the patch titled
ASoC: 88pm860x: array overflow in snd_soc_put_volsw_2r_st()
to the 3.11-stable tree which can be found at:
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary
The filename of the patch is:
asoc-88pm860x-array-overflow-in-snd_soc_put_volsw_2r_st.patch
and it can be found in the queue-3.11 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@xxxxxxxxxxxxxxx> know about it.
>From d967967e8d1116fb38bad25e58714b5dddd03cca Mon Sep 17 00:00:00 2001
From: Dan Carpenter <dan.carpenter@xxxxxxxxxx>
Date: Fri, 13 Sep 2013 10:52:49 +0300
Subject: ASoC: 88pm860x: array overflow in snd_soc_put_volsw_2r_st()
From: Dan Carpenter <dan.carpenter@xxxxxxxxxx>
commit d967967e8d1116fb38bad25e58714b5dddd03cca upstream.
This is called from snd_ctl_elem_write() with user supplied data so we
need to add some bounds checking.
Signed-off-by: Dan Carpenter <dan.carpenter@xxxxxxxxxx>
Signed-off-by: Mark Brown <broonie@xxxxxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
---
sound/soc/codecs/88pm860x-codec.c | 3 +++
1 file changed, 3 insertions(+)
--- a/sound/soc/codecs/88pm860x-codec.c
+++ b/sound/soc/codecs/88pm860x-codec.c
@@ -349,6 +349,9 @@ static int snd_soc_put_volsw_2r_st(struc
val = ucontrol->value.integer.value[0];
val2 = ucontrol->value.integer.value[1];
+ if (val >= ARRAY_SIZE(st_table) || val2 >= ARRAY_SIZE(st_table))
+ return -EINVAL;
+
err = snd_soc_update_bits(codec, reg, 0x3f, st_table[val].m);
if (err < 0)
return err;
Patches currently in stable-queue which might be from dan.carpenter@xxxxxxxxxx are
queue-3.11/cciss-fix-info-leak-in-cciss_ioctl32_passthru.patch
queue-3.11/iommu-arm-smmu-fix-a-signedness-bug.patch
queue-3.11/cpqarray-fix-info-leak-in-ida_locked_ioctl.patch
queue-3.11/asoc-max98095-a-couple-array-underflows.patch
queue-3.11/iommu-arm-smmu-fix-iommu_present-test-in-init.patch
queue-3.11/asoc-ab8500-codec-info-leak-in-anc_status_control_put.patch
queue-3.11/net-sctp-fix-smatch-warning-in-sctp_send_asconf_del_ip.patch
queue-3.11/asoc-88pm860x-array-overflow-in-snd_soc_put_volsw_2r_st.patch
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