Low severity · published Oct 31, 2025
CVE-2025-23050
QLowEnergyController in Qt before 6.8.2 mishandles malformed Bluetooth ATT commands, leading to an out-of-bounds read (or division by zero)
3.1
CVSS
0.2%
EPSS
No
On KEV
Description
QLowEnergyController in Qt before 6.8.2 mishandles malformed Bluetooth ATT commands, leading to an out-of-bounds read (or division by zero). This is fixed in 5.15.19, 6.5.9, and 6.8.2.
CVSS vector
CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L
Attack vector
Adjacent
Complexity
High
Privileges
None
User interaction
None
Confidentiality
None
Integrity
None
Availability
Low
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.2% · higher than 8% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
QT
Qt · Qt
before 5.15.19; 6.0.0 before 6.5.9; 6.6.0 before 6.8.2 · source: vendor
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2025-23050
CVE.org
https://www.cve.org/CVERecord?id=CVE-2025-23050
codereview.qt-project.org
https://codereview.qt-project.org/q/QLowEnergyController
www.qt.io
https://www.qt.io/blog/security-advisory-qlowenergycontroller-on-linux
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