SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2019-2307

Possible integer underflow due to lack of validation before calculation of data length in 802.11 Rx management configuration in Snapdragon Auto, Snapdragon Consumer Electronics Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon…

CRITICAL 9.8EPSS 1.62%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (1.62%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

Possible integer underflow due to lack of validation before calculation of data length in 802.11 Rx management configuration in Snapdragon Auto, Snapdragon Consumer Electronics Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Voice & Music in MDM9150, MDM9206, MDM9607, MDM9640, MDM9650, MSM8996AU, QCA6174A, QCA6574AU, QCA9377, QCA9379, QCS405, QCS605, SD 210/SD 212/SD 205, SD 425, SD 427, SD 430, SD 435, SD 450, SD 600, SD 625, SD 636, SD 665, SD 675, SD 712 / SD 710 / SD 670, SD 730, SD 820, SD 820A, SD 835, SD 845 / SD 850, SD 855, SDM630, SDM660, SDX20, SDX24

CVSS 3.0
9.8 CRITICALCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS
1.62% probability · 76th percentile
Public exploits
None in Exploit-DB
CISA KEV
Not listed
Weakness
CWE-125, CWE-191
Affected
qualcomm/mdm9150 firmware · qualcomm/mdm9206 firmware · qualcomm/mdm9607 firmware · qualcomm/mdm9640 firmware · qualcomm/mdm9650 firmware · qualcomm/msm8996au firmware · qualcomm/qca6174a firmware · qualcomm/qca6574au firmware · qualcomm/qca9377 firmware · qualcomm/qca9379 firmware · qualcomm/qcs405 firmware · qualcomm/qcs605 firmware · qualcomm/sd 210 firmware · qualcomm/sd 212 firmware · qualcomm/sd 205 firmware · qualcomm/sd 425 firmware · qualcomm/sd 427 firmware · qualcomm/sd 430 firmware · qualcomm/sd 435 firmware · qualcomm/sd 450 firmware · +19 more
Source
product-security@qualcomm.com
EPSS trend
0%3%5%26 October 2026: 1.62%26 October 202626 October 2026

EPSS 1.6% since 26 October 2026; no change recorded yet. Points are recorded when the score first appears and whenever it moves by a percentage point or more.

Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.