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Merge tag 'LA.UM.9.12.r1-15600-SMxx50.0' of https://git.codelinaro.org/clo/la/platform/vendor/opensource/audio-kernel into android13-4.19-kona

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"LA.UM.9.12.r1-15600-SMxx50.0"

* tag 'LA.UM.9.12.r1-15600-SMxx50.0' of https://git.codelinaro.org/clo/la/platform/vendor/opensource/audio-kernel:
  ASoC: msm-pcm-host-voice: Check validity of session idx
  dsp: q6lsm: Address use after free for mmap handle
  dsp: q6lsm: Add check for payload buffer
  ASoC: Resolve use after free in listen sound client
  ASoC: dsp: q6core: Avoid use after free
  ASoC: msm-pcm-q6-v2: Add dsp buf check
  ASoC: dsp: q6core: Avoid use after free
  ASoC: msm-pcm-host-voice: Address buffer overflow in hpcm copy
  ASoC: msm-pcm-q6-v2: Add dsp buf check
  dsp: q6core: Avoid OOB access in q6core
  ASoC: msm-pcm-host-voice: Handle OOB access in hpcm_start
  dsp: afe: Add check for num_channels
  dsp: asm: validate payload size before access
  dsp: afe: Add check for sidetone iir config copy size
  dsp: q6voice: Add buf size check for cvs cal data
  ASoC: msm-pcm-voip: Avoid interger underflow
  dsp: afe: check for param size before copying
  dsp: q6core: validate payload size before access for AVCS

Change-Id: I586bec33dde9200927e0d6226237aa932a5f7531
This commit is contained in:
Michael Bestas
2023-08-25 12:02:12 +03:00
parent c96f3c8d77 4561ac47e7
commit 3f9414c007
8 changed files with 77 additions and 3 deletions
Download Patch File Download Diff File Expand all files Collapse all files

6
techpack/audio/asoc/msm-lsm-client.c
View File

@@ -2112,6 +2112,7 @@ static int msm_lsm_ioctl_compat(struct snd_pcm_substream *substream,
case SNDRV_LSM_GET_MODULE_PARAMS_32: {
struct lsm_params_get_info_32 p_info_32, *param_info_rsp = NULL;
struct lsm_params_get_info *p_info = NULL;
prtd->lsm_client->get_param_payload = NULL;
memset(&p_info_32, 0 , sizeof(p_info_32));
if (!prtd->lsm_client->use_topology) {
@@ -2162,6 +2163,7 @@ static int msm_lsm_ioctl_compat(struct snd_pcm_substream *substream,
__func__, err);
kfree(p_info);
kfree(prtd->lsm_client->get_param_payload);
prtd->lsm_client->get_param_payload = NULL;
goto done;
}
@@ -2172,6 +2174,7 @@ static int msm_lsm_ioctl_compat(struct snd_pcm_substream *substream,
err = -ENOMEM;
kfree(p_info);
kfree(prtd->lsm_client->get_param_payload);
prtd->lsm_client->get_param_payload = NULL;
goto done;
}
@@ -2196,6 +2199,7 @@ static int msm_lsm_ioctl_compat(struct snd_pcm_substream *substream,
kfree(p_info);
kfree(param_info_rsp);
kfree(prtd->lsm_client->get_param_payload);
prtd->lsm_client->get_param_payload = NULL;
break;
}
case SNDRV_LSM_REG_SND_MODEL_V2:
@@ -2407,6 +2411,7 @@ static int msm_lsm_ioctl(struct snd_pcm_substream *substream,
case SNDRV_LSM_GET_MODULE_PARAMS: {
struct lsm_params_get_info temp_p_info, *p_info = NULL;
prtd->lsm_client->get_param_payload = NULL;
memset(&temp_p_info, 0, sizeof(temp_p_info));
if (!prtd->lsm_client->use_topology) {
@@ -2478,6 +2483,7 @@ static int msm_lsm_ioctl(struct snd_pcm_substream *substream,
free:
kfree(p_info);
kfree(prtd->lsm_client->get_param_payload);
prtd->lsm_client->get_param_payload = NULL;
break;
}
case SNDRV_LSM_EVENT_STATUS:

25
techpack/audio/asoc/msm-pcm-host-voice-v2.c
View File

@@ -1,5 +1,6 @@
// SPDX-License-Identifier: GPL-2.0-only
/* Copyright (c) 2013-2019, The Linux Foundation. All rights reserved.
* Copyright (c) 2023 Qualcomm Innovation Center, Inc. All rights reserved.
*/
#include <linux/init.h>
@@ -626,6 +627,12 @@ static int hpcm_start_vocpcm(char *pcm_id, struct hpcm_drv *prtd,
}
}
if (*no_of_tp != no_of_tp_req && *no_of_tp > 2) {
pr_err("%s:: Invalid hpcm start request\n", __func__);
memset(&prtd->start_cmd, 0, sizeof(struct start_cmd));
return -EINVAL;
}
if ((prtd->mixer_conf.tx.enable || prtd->mixer_conf.rx.enable) &&
*no_of_tp == no_of_tp_req) {
voc_send_cvp_start_vocpcm(voc_get_session_id(sess_name),
@@ -656,6 +663,11 @@ static void hpcm_copy_playback_data_from_queue(struct dai_data *dai_data,
struct hpcm_buf_node, list);
list_del(&buf_node->list);
*len = buf_node->frame.len;
if (*len > HPCM_MAX_VOC_PKT_SIZE) {
pr_err("%s: Playback data len %d overflow\n",
__func__, *len);
return;
}
memcpy((u8 *)dai_data->vocpcm_ion_buffer.kvaddr,
&buf_node->frame.voc_pkt[0],
buf_node->frame.len);
@@ -683,6 +695,12 @@ static void hpcm_copy_capture_data_to_queue(struct dai_data *dai_data,
if (dai_data->substream == NULL)
return;
if (len > HPCM_MAX_VOC_PKT_SIZE) {
pr_err("%s: Copy capture data len %d overflow\n",
__func__, len);
return;
}
/* Copy out buffer packet into free_queue */
spin_lock_irqsave(&dai_data->dsp_lock, dsp_flags);
@@ -725,6 +743,13 @@ 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;

2
techpack/audio/asoc/msm-pcm-q6-v2.c
View File

@@ -1016,7 +1016,7 @@ static int msm_pcm_capture_copy(struct snd_pcm_substream *substream,
goto fail;
}
if (size == 0 || size < prtd->pcm_count) {
if ((size == 0 || size < prtd->pcm_count) && ((offset + size) < prtd->pcm_count)) {
memset(bufptr + offset + size, 0, prtd->pcm_count - size);
if (fbytes > prtd->pcm_count)
size = xfer = prtd->pcm_count;

11
techpack/audio/dsp/q6afe.c
View File

@@ -1288,6 +1288,9 @@ static int32_t afe_callback(struct apr_client_data *data, void *priv)
sizeof(struct afe_port_mod_evt_rsp_hdr));
uint32_t *dc_presence_flag = num_channels + 1;
if (*num_channels < 1 || *num_channels > 4)
return -EINVAL;
for (i = 0; i < *num_channels; i++) {
if (dc_presence_flag[i] == 1)
dc_detected = true;
@@ -8050,6 +8053,14 @@ static int afe_sidetone_iir(u16 tx_port_id)
pr_debug("%s: adding 2 to size:%d\n", __func__, size);
size = size + 2;
}
if (size > MAX_SIDETONE_IIR_DATA_SIZE) {
pr_err("%s: iir_config size is out of bounds:%d\n", __func__, size);
mutex_unlock(&this_afe.cal_data[cal_index]->lock);
ret = -EINVAL;
goto done;
}
memcpy(&filter_data.iir_config, &st_iir_cal_info->iir_config, size);
mutex_unlock(&this_afe.cal_data[cal_index]->lock);

10
techpack/audio/dsp/q6asm.c
View File

@@ -1,6 +1,7 @@
// SPDX-License-Identifier: GPL-2.0-only
/*
* Copyright (c) 2012-2020, The Linux Foundation. All rights reserved.
* Copyright (c) 2023 Qualcomm Innovation Center, Inc. All rights reserved.
* Author: Brian Swetland <swetland@google.com>
*
* This software is licensed under the terms of the GNU General Public
@@ -2289,6 +2290,15 @@ static int32_t q6asm_callback(struct apr_client_data *data, void *priv)
config_debug_fs_read_cb();
if (data->payload_size != (READDONE_IDX_SEQ_ID + 1) * sizeof(uint32_t)) {
pr_err("%s: payload size of %d is less than expected %d.\n",
__func__, data->payload_size,
((READDONE_IDX_SEQ_ID + 1) * sizeof(uint32_t)));
spin_unlock_irqrestore(
&(session[session_id].session_lock),
flags);
return -EINVAL;
}
dev_vdbg(ac->dev, "%s: ReadDone: status=%d buff_add=0x%x act_size=%d offset=%d\n",
__func__, payload[READDONE_IDX_STATUS],
payload[READDONE_IDX_BUFADD_LSW],

5
techpack/audio/dsp/q6core.c
View File

@@ -205,7 +205,7 @@ EXPORT_SYMBOL(q6core_send_uevent);
static int parse_fwk_version_info(uint32_t *payload, uint16_t payload_size)
{
size_t ver_size;
int num_services;
uint16_t num_services;
pr_debug("%s: Payload info num services %d\n",
__func__, payload[4]);
@@ -475,6 +475,8 @@ static int32_t aprv2_core_fn_q(struct apr_client_data *data, void *priv)
case AVCS_CMD_RSP_LOAD_MODULES:
pr_debug("%s: Received AVCS_CMD_RSP_LOAD_MODULES\n",
__func__);
if (!rsp_payload)
return -EINVAL;
if (data->payload_size != ((sizeof(struct avcs_load_unload_modules_sec_payload)
* rsp_payload->num_modules) + sizeof(uint32_t))) {
pr_err("%s: payload size greater than expected size %d\n",
@@ -1099,6 +1101,7 @@ int32_t q6core_avcs_load_unload_modules(struct avcs_load_unload_modules_payload
done:
kfree(mod);
kfree(rsp_payload);
rsp_payload = NULL;
mutex_unlock(&(q6core_lcl.cmd_lock));
return ret;
}

12
techpack/audio/dsp/q6lsm.c
View File

@@ -1,6 +1,7 @@
// SPDX-License-Identifier: GPL-2.0-only
/*
* Copyright (c) 2013-2020, Linux Foundation. All rights reserved.
* Copyright (c) 2023 Qualcomm Innovation Center, Inc. All rights reserved.
*/
#include <linux/fs.h>
#include <linux/mutex.h>
@@ -235,6 +236,11 @@ static int q6lsm_callback(struct apr_client_data *data, void *priv)
goto done;
}
if (!client->get_param_payload) {
pr_err("%s: invalid get_param_payload buffer ptr\n", __func__);
ret = -EINVAL;
goto done;
}
memcpy((u8 *)client->get_param_payload,
(u8 *)payload + payload_min_size_expected, param_size);
done:
@@ -472,6 +478,10 @@ static int q6lsm_apr_send_pkt(struct lsm_client *client, void *handle,
}
pr_debug("%s: enter wait %d\n", __func__, wait);
if (mmap_handle_p) {
pr_debug("%s: Invalid mmap_handle\n", __func__);
return -EINVAL;
}
if (wait)
mutex_lock(&lsm_common.apr_lock);
if (mmap_p) {
@@ -517,6 +527,7 @@ static int q6lsm_apr_send_pkt(struct lsm_client *client, void *handle,
if (mmap_p && *mmap_p == 0)
ret = -ENOMEM;
mmap_handle_p = NULL;
pr_debug("%s: leave ret %d\n", __func__, ret);
return ret;
}
@@ -2040,6 +2051,7 @@ static int q6lsm_mmapcallback(struct apr_client_data *data, void *priv)
case LSM_SESSION_CMDRSP_SHARED_MEM_MAP_REGIONS:
if (atomic_read(&client->cmd_state) == CMD_STATE_WAIT_RESP) {
spin_lock_irqsave(&mmap_lock, flags);
if (mmap_handle_p)
*mmap_handle_p = command;
/* spin_unlock_irqrestore implies barrier */
spin_unlock_irqrestore(&mmap_lock, flags);

7
techpack/audio/dsp/q6voice.c
View File

@@ -2759,6 +2759,13 @@ static int voice_send_cvs_register_cal_cmd(struct voice_data *v)
goto unlock;
}
if (col_data->cal_data.size >= MAX_COL_INFO_SIZE) {
pr_err("%s: Invalid cal data size %d!\n",
__func__, col_data->cal_data.size);
ret = -EINVAL;
goto unlock;
}
memcpy(&cvs_reg_cal_cmd.cvs_cal_data.column_info[0],
(void *) &((struct audio_cal_info_voc_col *)
col_data->cal_info)->data,