Strix
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CVE-2025-21477

HIGHCVSS 7.5/10EPSS 0.19%

Last modified

CVE-2025-21477 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. Transient DOS while processing CCCH data when NW sends data with invalid length.. EPSS estimates a 0.19% chance of exploitation in the next 30 days.

Description

Transient DOS while processing CCCH data when NW sends data with invalid length.

Metrics

CVSS 3.1
7.5/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

EPSS Probability
0.19%

9.3th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
Qualcomm315 5g Iot Modem FirmwareAll versions
QualcommAr8035 FirmwareAll versions
QualcommFastconnect 6200 FirmwareAll versions
QualcommFastconnect 6700 FirmwareAll versions
QualcommFastconnect 6800 FirmwareAll versions
QualcommFastconnect 6900 FirmwareAll versions
QualcommFastconnect 7800 FirmwareAll versions
QualcommQca6391 FirmwareAll versions
QualcommQca6574a FirmwareAll versions
QualcommQca6584au FirmwareAll versions
QualcommQca6595au FirmwareAll versions
QualcommQca6696 FirmwareAll versions
QualcommQca6698aq FirmwareAll versions
QualcommQca8081 FirmwareAll versions
QualcommQca8337 FirmwareAll versions
QualcommQcc710 FirmwareAll versions
QualcommQcm5430 FirmwareAll versions
QualcommQcm6490 FirmwareAll versions
QualcommQcn6024 FirmwareAll versions
QualcommQcn6224 FirmwareAll versions
QualcommQcn6274 FirmwareAll versions
QualcommQcn9024 FirmwareAll versions
QualcommQcs5430 FirmwareAll versions
QualcommQcs6490 FirmwareAll versions
QualcommQcs8550 FirmwareAll versions
QualcommQfw7114 FirmwareAll versions
QualcommQfw7124 FirmwareAll versions
QualcommVideo Collaboration Vc3 Platform FirmwareAll versions
QualcommSdx55 FirmwareAll versions
QualcommSdx57m FirmwareAll versions
QualcommSg8275p FirmwareAll versions
QualcommSm7250p FirmwareAll versions
QualcommSm7325p FirmwareAll versions
QualcommSm7675 FirmwareAll versions
QualcommSm7675p FirmwareAll versions
QualcommSm8550p FirmwareAll versions
QualcommSm8635 FirmwareAll versions
QualcommSm8635p FirmwareAll versions
QualcommSnapdragon 4 Gen 1 Mobile Platform FirmwareAll versions
QualcommSnapdragon 480 5g Mobile Platform FirmwareAll versions
QualcommSnapdragon 480\+ 5g Mobile Platform \(Sm4350-Ac\) FirmwareAll versions
QualcommSnapdragon 690 5g Mobile Platform FirmwareAll versions
QualcommSnapdragon 695 5g Mobile Platform FirmwareAll versions
QualcommSnapdragon 765 5g Mobile Platform \(Sm7250-Aa\) FirmwareAll versions
QualcommSnapdragon 765g 5g Mobile Platform \(Sm7250-Ab\) FirmwareAll versions
QualcommSnapdragon 768g 5g Mobile Platform \(Sm7250-Ac\) FirmwareAll versions
QualcommSnapdragon 778g 5g Mobile Platform FirmwareAll versions
QualcommSnapdragon 778g\+ 5g Mobile Platform \(Sm7325-Ae\) FirmwareAll versions
QualcommSnapdragon 780g 5g Mobile Platform FirmwareAll versions
QualcommSnapdragon 782g Mobile Platform \(Sm7325-Af\) FirmwareAll versions

Showing 50 of 89 affected configurations. See NVD for the full list.

References

Timeline

Published
Last Modified
Status
Analyzed

Frequently Asked Questions

What is CVE-2025-21477?
Transient DOS while processing CCCH data when NW sends data with invalid length.
How severe is CVE-2025-21477?
CVE-2025-21477 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 0.19% probability of exploitation in the next 30 days.
How do I fix CVE-2025-21477?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2025-21477?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST