CVE-2019-2238 [High] | Out-of-bounds Write in Mdm9206 Firmware

Lack of check of data type can lead to subsequent loop-expression potentially go negative and the condition will still evaluate to true leading to buffer underflow. in Snapdragon Auto, Snapdragon Compute, Snapdragon Consumer Electronics Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile in MDM9206, MDM9607, MDM9650, MDM9655, QCS605, SD 210/SD 212/SD 205, SD 410/12, SD 675, SD 712 / SD 710 / SD 670, SD 730, SD 8CX, SXR1130

#	Date	Old EPSS score	New EPSS score	Delta (New - Old)
1	2026-06-15	0.04%	0.19%	+0.15%
2	2025-03-30	0.08%	0.04%	-0.04%
3	2025-03-29	—	0.08%	—

Date

Old EPSS score

New EPSS score

Delta (New - Old)

2026-06-15

0.04%

0.19%

+0.15%

2025-03-30

0.08%

0.04%

-0.04%

2025-03-29

—

0.08%

—

Base score	Version	Severity	Vector	Exploitability	Impact	Score source
7.8	3.0	HIGH	`CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H` Click to expand Attack vector (AV:L) They already need access on the box, or another person has to do something wrong; it’s not a remote drive-by. Attack complexity (AC:L) Once they can reach the bug, pulling it off is straightforward—no weird race conditions or rare setup. Privileges required (PR:L) A normal user session is enough; they don’t have to be admin. User interaction (UI:N) Nobody has to click “OK” or open a trap file; it can work without a victim helping. Scope (S:U) Damage stays in the same “trust bubble” as the broken component—no big spill into unrelated systems. Confidentiality (C:H) Serious risk that confidential data gets exposed in a big way. Integrity (I:H) They could widely tamper with or forge data—trust in the data is badly hurt. Availability (A:H) Could take the service down hard or make it unusable for people who depend on it.	1.8	5.9	[email protected]
4.6	2.0	MEDIUM	`AV:L/AC:L/Au:N/C:P/I:P/A:P` Click to expand Access vector (AV:L) Requires local access to the target system. Access complexity (AC:L) Exploitation conditions are straightforward and predictable. Authentication (AU:N) No authentication is required. Confidentiality impact (C:P) Partial confidentiality impact. Integrity impact (I:P) Partial integrity impact. Availability impact (A:P) Partial availability impact.	3.9	6.4	[email protected]

Base score

Version

Severity

Vector

Exploitability

Impact

Score source

7.8

3.0

HIGH

CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H Click to expand

Attack vector (AV:L): They already need access on the box, or another person has to do something wrong; it’s not a remote drive-by.
Attack complexity (AC:L): Once they can reach the bug, pulling it off is straightforward—no weird race conditions or rare setup.
Privileges required (PR:L): A normal user session is enough; they don’t have to be admin.
User interaction (UI:N): Nobody has to click “OK” or open a trap file; it can work without a victim helping.
Scope (S:U): Damage stays in the same “trust bubble” as the broken component—no big spill into unrelated systems.
Confidentiality (C:H): Serious risk that confidential data gets exposed in a big way.
Integrity (I:H): They could widely tamper with or forge data—trust in the data is badly hurt.
Availability (A:H): Could take the service down hard or make it unusable for people who depend on it.

1.8

5.9

[email protected]

4.6

2.0

MEDIUM

AV:L/AC:L/Au:N/C:P/I:P/A:P Click to expand

Access vector (AV:L): Requires local access to the target system.
Access complexity (AC:L): Exploitation conditions are straightforward and predictable.
Authentication (AU:N): No authentication is required.
Confidentiality impact (C:P): Partial confidentiality impact.
Integrity impact (I:P): Partial integrity impact.
Availability impact (A:P): Partial availability impact.

3.9

6.4

[email protected]

Affected software / configurations for CVE-2019-2238

Vendor	Product	Version	Raw CPE
qualcomm	mdm9206_firmware	—	cpe:2.3:o:qualcomm:mdm9206_firmware:-:::::::*
qualcomm	mdm9607_firmware	—	cpe:2.3:o:qualcomm:mdm9607_firmware:-:::::::*
qualcomm	mdm9650_firmware	—	cpe:2.3:o:qualcomm:mdm9650_firmware:-:::::::*
qualcomm	mdm9655_firmware	—	cpe:2.3:o:qualcomm:mdm9655_firmware:-:::::::*
qualcomm	qcs605_firmware	—	cpe:2.3:o:qualcomm:qcs605_firmware:-:::::::*
qualcomm	sd_210_firmware	—	cpe:2.3:o:qualcomm:sd_210_firmware:-:::::::*
qualcomm	sd_212_firmware	—	cpe:2.3:o:qualcomm:sd_212_firmware:-:::::::*
qualcomm	sd_205_firmware	—	cpe:2.3:o:qualcomm:sd_205_firmware:-:::::::*
qualcomm	sd_410_firmware	—	cpe:2.3:o:qualcomm:sd_410_firmware:-:::::::*
qualcomm	sd_412_firmware	—	cpe:2.3:o:qualcomm:sd_412_firmware:-:::::::*
qualcomm	sd_675_firmware	—	cpe:2.3:o:qualcomm:sd_675_firmware:-:::::::*
qualcomm	sd_712_firmware	—	cpe:2.3:o:qualcomm:sd_712_firmware:-:::::::*
qualcomm	sd_710_firmware	—	cpe:2.3:o:qualcomm:sd_710_firmware:-:::::::*
qualcomm	sd_670_firmware	—	cpe:2.3:o:qualcomm:sd_670_firmware:-:::::::*
qualcomm	sd_730_firmware	—	cpe:2.3:o:qualcomm:sd_730_firmware:-:::::::*
qualcomm	sd_8cx_firmware	—	cpe:2.3:o:qualcomm:sd_8cx_firmware:-:::::::*
qualcomm	sxr1130_firmware	—	cpe:2.3:o:qualcomm:sxr1130_firmware:-:::::::*

References for CVE-2019-2238

URL	Tags
https://www.qualcomm.com/company/product-security/bulletins	Vendor Advisory

URL

CVE-2019-2238

Exploit prediction scoring system (EPSS) score for CVE-2019-2238

Common vulnerability scoring system (CVSS) metrics for CVE-2019-2238

Weakness enumeration for CVE-2019-2238

Affected software / configurations for CVE-2019-2238

References for CVE-2019-2238