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CVE-2026-74455

UnknownEPSS 0.17%

Last modified

CVE-2026-74455 is a vulnerability of currently unknown severity. In the Linux kernel, the following vulnerability has been resolved: can: peak_usb: validate uCAN receive record lengths pcan_usb_fd_decode_buf() walks uCAN records packed in one USB receive buffer. Require each record to contain the fixed header for its type, and verify CAN payload bytes before copying them into the skb.. EPSS estimates a 0.17% chance of exploitation in the next 30 days.

Description

In the Linux kernel, the following vulnerability has been resolved: can: peak_usb: validate uCAN receive record lengths pcan_usb_fd_decode_buf() walks uCAN records packed in one USB receive buffer. Require each record to contain the fixed header for its type, and verify CAN payload bytes before copying them into the skb.

Metrics

EPSS Probability
0.17%

6.5th percentile

Probability of exploitation in the next 30 days. Learn more

Affected Software

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

VendorProductVersions
LinuxLinux>= 0a25e1f4f18566b750ebd3ae995af64e23111e63, < 276d989cd2dd88e2b7ab2c96fd10c86836b12781; >= 0a25e1f4f18566b750ebd3ae995af64e23111e63, < bf9d787b7e1ef59be19b35abca08194772deb97e; >= 0a25e1f4f18566b750ebd3ae995af64e23111e63, < 89c92a8052698dbbd3652a77c04d02bbd74a3275; >= 0a25e1f4f18566b750ebd3ae995af64e23111e63, < 6067c878e38d02a3d5c43497347e143f85c9064a; >= 0a25e1f4f18566b750ebd3ae995af64e23111e63, < 2c8f08f3641a074da40acf05baa5a18ae2739260; >= 0a25e1f4f18566b750ebd3ae995af64e23111e63, < 2427ef427bdd78d862c7c76597bfd9eda88b81f1; >= 0a25e1f4f18566b750ebd3ae995af64e23111e63, < d9c115948c3dd5fcc2d0245cec5eb76c098503c8; >= 0a25e1f4f18566b750ebd3ae995af64e23111e63, < 93fcab2c6968446316bbb49548848df604d6346f
LinuxLinux4.0

References

Timeline

Published
Last Modified
Status
Received

Frequently Asked Questions

What is CVE-2026-74455?
In the Linux kernel, the following vulnerability has been resolved: can: peak_usb: validate uCAN receive record lengths pcan_usb_fd_decode_buf() walks uCAN records packed in one USB receive buffer. Require each record to contain the fixed header for its type, and verify CAN payload bytes before copying them into the skb.
How severe is CVE-2026-74455?
Severity scoring for CVE-2026-74455 is pending analysis. The EPSS model estimates a 0.17% probability of exploitation in the next 30 days.
How do I fix CVE-2026-74455?
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