CVE-2026-74455
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.
Predictions
Heuristic predictions, AS-IS, for prioritization only.
Mitigations
No mitigations published for this CVE yet.
The vendor-content worker queues fetches as references arrive (check back in a few minutes). Or — if you've already worked around this in production — publish your fix to the community-verified tier.
Propose a mitigation on Community Mitigations published via the community go through AI scoring + 2 human reviewers + 7-day silent objection window before landing here withsource_tier=community-verified.
References
- https://git.kernel.org/stable/c/2427ef427bdd78d862c7c76597bfd9eda88b81f1
- https://git.kernel.org/stable/c/2c8f08f3641a074da40acf05baa5a18ae2739260
- https://git.kernel.org/stable/c/6067c878e38d02a3d5c43497347e143f85c9064a
- https://git.kernel.org/stable/c/93fcab2c6968446316bbb49548848df604d6346f
- https://git.kernel.org/stable/c/d9c115948c3dd5fcc2d0245cec5eb76c098503c8
Community-verified mitigations for this CVE will appear above when contributors publish them.
Verify integrity in audit chain (admin only). AS-IS.