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CVE-2026-63928

UnknownEPSS 0.21%

Last modified

CVE-2026-63928 is a vulnerability of currently unknown severity. In the Linux kernel, the following vulnerability has been resolved: USB: serial: omninet: fix memory corruption with small endpoint Make sure that the bulk-out buffers are at least as large as the hardcoded transfer size to avoid user-controlled slab corruption should a malicious device report a smaller endpoint max packet size than expected.. EPSS estimates a 0.21% chance of exploitation in the next 30 days.

Description

In the Linux kernel, the following vulnerability has been resolved: USB: serial: omninet: fix memory corruption with small endpoint Make sure that the bulk-out buffers are at least as large as the hardcoded transfer size to avoid user-controlled slab corruption should a malicious device report a smaller endpoint max packet size than expected.

Metrics

EPSS Probability
0.21%

11.4th percentile

Probability of exploitation in the next 30 days. Learn more

Affected Software

Source: CNA advisory (CVE.org). NVD analysis pending.

VendorProductVersions
LinuxLinux>= 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2, < 180996f0ca774001944e4afa452d569ba2f6455c; >= 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2, < b496e25ead5976bce2891dacaed09beb53a54f9f; >= 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2, < 4e7d32189d6219beb7db37cd0ea36b6bac7dfedb; >= 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2, < 9a3860454bdfb765f936965e975c594352602ffc; >= 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2, < 0bda1893e4cc4ad2b7dcdbaca246f2af688c6c2a; >= 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2, < 0fee0ccac29e088d4bfab7e2d075725dcecd803d; >= 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2, < f34cf2928387fba01a78381f3258c7e1428897d9; >= 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2, < 60df93d30f9bdd27db17c4d80ed80ef718d7226b
LinuxLinux2.6.12

References

Timeline

Published
Last Modified
Status
Awaiting Analysis

Frequently Asked Questions

What is CVE-2026-63928?
In the Linux kernel, the following vulnerability has been resolved: USB: serial: omninet: fix memory corruption with small endpoint Make sure that the bulk-out buffers are at least as large as the hardcoded transfer size to avoid user-controlled slab corruption should a malicious device report a smaller endpoint max packet size than expected.
How severe is CVE-2026-63928?
Severity scoring for CVE-2026-63928 is pending analysis. The EPSS model estimates a 0.21% probability of exploitation in the next 30 days.
How do I fix CVE-2026-63928?
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.

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Source: NVD / NIST