Possible integer underflow due to lack of validation before calculation of data length in 802.11 Rx management configuration in Snapdragon…

published 2019-07-25 7y ago modified 2026-06-17 4mo ago also EUVD-2019-11949

cvss: 9.8; version 3.0, NVD
cisa kev: Not listed; not in CISA's catalog
epss: 1.6%; EPSS 1.6% chance of exploitation in 30 days, percentile 76%
public exploits: 0; none known

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

Patch / fix

links 1

codeaurora.org/security-bulletin/2019/07/01/july-2019-code-aurora-securit… advisory

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Exploit prediction

1.62% chance of exploitation in the next 30 days, higher than 76% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by	version	score	vector
NVD	3.0	9.8	CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
NVD	2.0	10.0	AV:N/AC:L/Au:N/C:C/I:C/A:C

Affected products

Qualcomm, Inc. Snapdragon Auto, Snapdragon Consumer Electronics Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Voice & Music

Classification

Weakness

CWE-125 Out-of-bounds Read
CWE-191 Integer Underflow (Wrap or Wraparound)

References

codeaurora.org /security-bulletin/2019/07/01/july-2019-code-aurora-security-bulletin
patch, third-party-advisory
securityfocus.com /bid/109383
vdb-entry, third-party-advisory

Sources

CVE List CVE-2019-2307
NVD CVE-2019-2307

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