High severity · published Oct 6, 2026
CVE-2026-57546
Buffer Over-read in WLAN HAL
7.5
CVSS
0.2%
EPSS
No
On KEV
Description
Transient DOS when processing a continuous receive command with a zero-sized global configuration override.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
None
Integrity
None
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.2% · higher than 6% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
SN
Snapdragon · Qualcomm, Inc.
Congo; Qualcomm FastConnect 8800 Mobile Connectivity System · source: vendor
CF
Congo Firmware · Qualcomm
All versions, or not specified · source: NVD
F7
Fastconnect 7800 Firmware · Qualcomm
All versions, or not specified · source: NVD
F8
Fastconnect 8800 Mobile Connectivity System Firmware · Qualcomm
All versions, or not specified · source: NVD
OF
Orne Firmware · Qualcomm
All versions, or not specified · source: NVD
PF
Pandeiro Firmware · Qualcomm
All versions, or not specified · source: NVD
SF
Sm8950 Firmware · Qualcomm
All versions, or not specified · source: NVD
SF
Sm8950p Firmware · Qualcomm
All versions, or not specified · source: NVD
SF
Sm8975 Firmware · Qualcomm
All versions, or not specified · source: NVD
SF
Sm8975p Firmware · Qualcomm
All versions, or not specified · source: NVD
WF
Wcd9378 Firmware · Qualcomm
All versions, or not specified · source: NVD
WF
Wcd9395 Firmware · Qualcomm
All versions, or not specified · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-57546
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-57546
docs.qualcomm.com
https://docs.qualcomm.com/product/publicresources/securitybulletin/october-2026-bulletin.html
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