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CVE-2025-21430

Buffer Over-read in WLAN Host

7.5 HighFix available

Transient DOS while connecting STA to AP and initiating ADD TS request from AP to establish TSpec session.

Attack profile

How easy it is to exploit

Attack vector
Network
Complexity
Low
Privileges needed
None
User interaction
None

What an attacker can affect

Confidentiality
None
Integrity
None
Availability
High

Exploit likelihood

0.27%Up 0.2 points since Apr 7, 2025
90%50%10%1%

What each source reports

CVE List Score used 7.5

Buffer Over-read in WLAN Host

Transient DOS while connecting STA to AP and initiating ADD TS request from AP to establish TSpec session.

Record
CVE-2025-21430
CVSS 3.1
7.5 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Weakness
CWE-126
Updated
2026-11-02
EUVDEUVD-2025-10000 7.5

Transient DOS while connecting STA to AP and initiating ADD TS request from AP to establish TSpec session.

Record
EUVD-2025-10000
CVSS 3.1
7.5 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Updated
2026-11-02
GitHub AdvisoriesGHSA-c8ww-p8qh-gjr8 7.5

Transient DOS while connecting STA to AP and initiating ADD TS request from AP to establish TSpec...

Transient DOS while connecting STA to AP and initiating ADD TS request from AP to establish TSpec session.

Record
GHSA-c8ww-p8qh-gjr8
CVSS 3.1
7.5 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Weakness
CWE-126
Updated
2026-11-02
NVD 7.5

Transient DOS while connecting STA to AP and initiating ADD TS request from AP to establish TSpec session.

Record
CVE-2025-21430
CVSS 3.1
7.5 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Weakness
CWE-126
Updated
2026-11-02

Affected products

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Affected packages

Affected packages
PackageAffectedFixed
platform/vendor/qcom-opensource/wlan/prima
Android
 SoCVersion:0 up to SoCVersion:2025-04-05, plus listed versions
SoCVersion
SoCVersion:2025-04-05
platform/vendor/qcom-opensource/wlan/qcacld-3.0
Android
 SoCVersion:0 up to SoCVersion:2025-04-05, plus listed versions
SoCVersion
SoCVersion:2025-04-05

History

History
RecordedChangedSources
factsOSV
first indexedCVE List, EUVD, GitHub Advisories, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2025-21430 is a high vulnerability (CVSS 7.5) in Qualcomm 315 5g Iot Modem Firmware, published April 1, 2025. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.27%, the 18th percentile. Fixed in platform/vendor/qcom-opensource/wlan/prima SoCVersion:2025-04-05.

References

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