Strix
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CVE-2026-21375

HIGHCVSS 7.8/10EPSS 0.07%

Last modified

CVE-2026-21375 is a high-severity vulnerability rated 7.8/10 on the CVSS scale. Memory Corruption when accessing an output buffer without validating its size during IOCTL processing.. EPSS estimates a 0.07% chance of exploitation in the next 30 days.

Description

Memory Corruption when accessing an output buffer without validating its size during IOCTL processing.

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
0.07%

0.1th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
QualcommWcn3988 FirmwareAll versions
QualcommWsa8830 FirmwareAll versions
QualcommWsa8832 FirmwareAll versions
QualcommWsa8835 FirmwareAll versions
QualcommWsa8840 FirmwareAll versions
QualcommWsa8845 FirmwareAll versions
QualcommWsa8845h FirmwareAll versions
QualcommX2000077 FirmwareAll versions
QualcommX2000086 FirmwareAll versions
QualcommX2000090 FirmwareAll versions
QualcommX2000092 FirmwareAll versions
QualcommX2000094 FirmwareAll versions
QualcommXg101002 FirmwareAll versions
QualcommXg101032 FirmwareAll versions
QualcommXg101039 FirmwareAll versions
QualcommWcn3950 FirmwareAll versions
QualcommWcd9385 FirmwareAll versions
QualcommWcd9380 FirmwareAll versions
QualcommWcd9378c FirmwareAll versions
QualcommWcd9375 FirmwareAll versions
QualcommWcd9370 FirmwareAll versions
QualcommSnapdragon Ar1 Gen 1 Platform FirmwareAll versions
QualcommSnapdragon 8cx Gen 3 Compute Platform FirmwareAll versions
QualcommSnapdragon 7c\+ Gen 3 Compute FirmwareAll versions
QualcommSnapdragon 662 Mobile Platform FirmwareAll versions
QualcommSnapdragon 460 Mobile Platform FirmwareAll versions
QualcommSc8380xp FirmwareAll versions
QualcommVideo Collaboration Vc3 Platform FirmwareAll versions
QualcommQcm6490 FirmwareAll versions
QualcommQcm5430 FirmwareAll versions
QualcommQca0000 FirmwareAll versions
QualcommFastconnect 7800 FirmwareAll versions
QualcommFastconnect 6900 FirmwareAll versions
QualcommFastconnect 6700 FirmwareAll versions
QualcommCologne FirmwareAll versions

References

Timeline

Published
Last Modified
Status
Analyzed

Frequently Asked Questions

What is CVE-2026-21375?
Memory Corruption when accessing an output buffer without validating its size during IOCTL processing.
How severe is CVE-2026-21375?
CVE-2026-21375 has a CVSS score of 7.8/10 (HIGH severity). The EPSS model estimates a 0.07% probability of exploitation in the next 30 days.
How do I fix CVE-2026-21375?
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-2026-21375?

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

Scan your code now

Source: NVD / NIST