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ASoC: msm-pcm-host-voice: Check validity of session idx

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Added check for voice session index.

Mot-CRs-fixed: (CR)
CVE-Fixed: CVE-2023-33110
CRs-Fixed: 3459076
Change-Id: Ifff36add5d62f2fdc3395de1447075d297f2c2df
Signed-off-by: Soumya Managoli <quic_c_smanag@quicinc.com>
Signed-off-by: Ashutosh Verma <ashverma@motorola.com>
Reviewed-on: https://gerrit.mot.com/2760359
SME-Granted: SME Approvals Granted
SLTApproved: Slta Waiver
Tested-by: Jira Key
Reviewed-by: Hujun Liao <liaohj@motorola.com>
Submit-Approved: Jira Key
This commit is contained in:
Soumya Managoli 2023-07-31 14:26:42 +05:30 • committed by panyq6
commit 95b9d46367
1 changed files with 7 additions and 0 deletions
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7
asoc/msm-pcm-host-voice-v2.c
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@ -752,6 +752,13 @@ void hpcm_notify_evt_processing(uint8_t *data, char *session,
return;
}
if (prtd->mixer_conf.sess_indx < VOICE_INDEX ||
prtd->mixer_conf.sess_indx >= MAX_SESSION) {
pr_err("%s:: Invalid session idx %d\n",
__func__, prtd->mixer_conf.sess_indx);
return;
}
if (notify_evt->tap_point == VSS_IVPCM_TAP_POINT_TX_DEFAULT) {
tp = &prtd->session[prtd->mixer_conf.sess_indx].tx_tap_point;
tmd = &prtd->mixer_conf.tx;