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CVE-2026-63897

UnknownEPSS 0.21%

Last modified

CVE-2026-63897 is a vulnerability of currently unknown severity. In the Linux kernel, the following vulnerability has been resolved: USB: serial: mct_u232: fix missing interrupt-in transfer sanity check Add the missing sanity check on the size of interrupt-in transfers to avoid parsing stale or uninitialised slab data (and leaking it to user space).. 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: mct_u232: fix missing interrupt-in transfer sanity check Add the missing sanity check on the size of interrupt-in transfers to avoid parsing stale or uninitialised slab data (and leaking it to user space).

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, < 82b48d70bced1ec8e5f676d1fd5eccc7a44dc418; >= 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2, < 8b93ee5baeef6efabee2c3381907733ad2dbc883; >= 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2, < a093f3e0c03d25a86d747a655d4b9322ffb2ed87; >= 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2, < 70bb9a2661d34b93a9b83cf83e2b76289a712ef0; >= 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2, < 631b8b7c456567f7a8d26f6fc354c8dd9cc9f832; >= 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2, < f06bcaba29707f060706483b2020d3cafbe98f9f; >= 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2, < ed260b56bc9fc878e5dcbb866eab8af0688e0e67; >= 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2, < 245aba83e3c288e176ed037a1f6b618b09e92ed8
LinuxLinux2.6.12

References

Timeline

Published
Last Modified
Status
Awaiting Analysis

Frequently Asked Questions

What is CVE-2026-63897?
In the Linux kernel, the following vulnerability has been resolved: USB: serial: mct_u232: fix missing interrupt-in transfer sanity check Add the missing sanity check on the size of interrupt-in transfers to avoid parsing stale or uninitialised slab data (and leaking it to user space).
How severe is CVE-2026-63897?
Severity scoring for CVE-2026-63897 is pending analysis. The EPSS model estimates a 0.21% probability of exploitation in the next 30 days.
How do I fix CVE-2026-63897?
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