CVE-2026-74455
can: peak_usb: validate uCAN receive record lengths
CVSS Score
0.0
EPSS Score
0.0%
EPSS Percentile
0th
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.
| Vendor | linux |
| Product | linux |
| Ecosystems | |
| Industries | Technology |
| Published | Aug 15, 2026 |
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Affected Versions
Linux / Linux
0a25e1f4f18566b750ebd3ae995af64e23111e63 < 6067c878e38d02a3d5c43497347e143f85c9064a 0a25e1f4f18566b750ebd3ae995af64e23111e63 < 2c8f08f3641a074da40acf05baa5a18ae2739260 0a25e1f4f18566b750ebd3ae995af64e23111e63 < 2427ef427bdd78d862c7c76597bfd9eda88b81f1 0a25e1f4f18566b750ebd3ae995af64e23111e63 < d9c115948c3dd5fcc2d0245cec5eb76c098503c8 0a25e1f4f18566b750ebd3ae995af64e23111e63 < 93fcab2c6968446316bbb49548848df604d6346f
Linux / Linux
4.0
References
git.kernel.org: https://git.kernel.org/stable/c/6067c878e38d02a3d5c43497347e143f85c9064a git.kernel.org: https://git.kernel.org/stable/c/2c8f08f3641a074da40acf05baa5a18ae2739260 git.kernel.org: https://git.kernel.org/stable/c/2427ef427bdd78d862c7c76597bfd9eda88b81f1 git.kernel.org: https://git.kernel.org/stable/c/d9c115948c3dd5fcc2d0245cec5eb76c098503c8 git.kernel.org: https://git.kernel.org/stable/c/93fcab2c6968446316bbb49548848df604d6346f