CVE-2025-21456

HIGHCVSS 7.8/10EPSS 0.08%

Last modified

CVE-2025-21456 is a high-severity vulnerability rated 7.8/10 on the CVSS scale. Memory corruption while processing IOCTL command when multiple threads are called to map/unmap buffer concurrently.. EPSS estimates a 0.08% chance of exploitation in the next 30 days.

Description

Memory corruption while processing IOCTL command when multiple threads are called to map/unmap buffer concurrently.

Metrics

CVSS 3.1
7.8/10

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

EPSS Probability
0.08%

0.3th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
QualcommAr8035 FirmwareAll versions
QualcommC-V2x 9150 FirmwareAll versions
QualcommFastconnect 6900 FirmwareAll versions
QualcommFastconnect 7800 FirmwareAll versions
QualcommQam8255p FirmwareAll versions
QualcommQam8295p FirmwareAll versions
QualcommQam8650p FirmwareAll versions
QualcommQam8775p FirmwareAll versions
QualcommQca6174a FirmwareAll versions
QualcommQca6574au FirmwareAll versions
QualcommQca6584au FirmwareAll versions
QualcommQca6696 FirmwareAll versions
QualcommQca6698aq FirmwareAll versions
QualcommQca6797aq FirmwareAll versions
QualcommQca8081 FirmwareAll versions
QualcommQca8337 FirmwareAll versions
QualcommQcc710 FirmwareAll versions
QualcommQcn6224 FirmwareAll versions
QualcommQcn6274 FirmwareAll versions
QualcommQcs410 FirmwareAll versions
QualcommQcs610 FirmwareAll versions
QualcommQfw7114 FirmwareAll versions
QualcommQfw7124 FirmwareAll versions
QualcommVideo Collaboration Vc1 Platform FirmwareAll versions
QualcommVideo Collaboration Vc3 Platform FirmwareAll versions
QualcommSa6145p FirmwareAll versions
QualcommSa6150p FirmwareAll versions
QualcommSa6155p FirmwareAll versions
QualcommSa7255p FirmwareAll versions
QualcommSa7775p FirmwareAll versions
QualcommSa8145p FirmwareAll versions
QualcommSa8150p FirmwareAll versions
QualcommSa8155p FirmwareAll versions
QualcommSa8195p FirmwareAll versions
QualcommSa8255p FirmwareAll versions
QualcommSa8295p FirmwareAll versions
QualcommSa8530p FirmwareAll versions
QualcommSa8540p FirmwareAll versions
QualcommSa8620p FirmwareAll versions
QualcommSa8650p FirmwareAll versions
QualcommSa8775p FirmwareAll versions
QualcommSa9000p FirmwareAll versions
QualcommSnapdragon 888 5g Mobile Platform FirmwareAll versions
QualcommSnapdragon 888\+ 5g Mobile Platform \(Sm8350-Ac\) FirmwareAll versions
QualcommSnapdragon Auto 5g Modem-Rf Gen 2 FirmwareAll versions
QualcommSnapdragon W5\+ Gen 1 Wearable Platform FirmwareAll versions
QualcommSnapdragon X72 5g Modem-Rf System FirmwareAll versions
QualcommSnapdragon X75 5g Modem-Rf System FirmwareAll versions
QualcommSw5100 FirmwareAll versions
QualcommSw5100p FirmwareAll versions

Showing 50 of 64 affected configurations. See NVD for the full list.

References

Timeline

Published
Last Modified
Status
Analyzed

Frequently Asked Questions

What is CVE-2025-21456?
Memory corruption while processing IOCTL command when multiple threads are called to map/unmap buffer concurrently.
How severe is CVE-2025-21456?
CVE-2025-21456 has a CVSS score of 7.8/10 (HIGH severity). The EPSS model estimates a 0.08% probability of exploitation in the next 30 days.
How do I fix CVE-2025-21456?
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-2025-21456?

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

Scan your code now

Source: NVD / NIST