CVE-2026-74455
can: peak_usb: validate uCAN receive record lengths
- Published
- Last modified
- Where the record stands: published, rejected by its publisher, or superseded by another id.What do these mean? →
- published
- Whether CISA lists it in its Known Exploited Vulnerabilities catalog: proof that attackers are using it.What do these mean? →
- Not listed in CISA KEV
- Whether working attack code is public (Exploit-DB, Metasploit, Nuclei or GitHub). Public code makes attacks easier.What do these mean? →
- None on Exploit-DB, Metasploit or GitHub
Summary
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.
Timeline
- CVE published
- Record last updated
Affected versions
- Linux Linux
Version range not reported
- Linux Linux
4.0
References 8
git.kernel.org
- stable/c/276d989cd2dd88e2b7ab2c96fd10c86836b12781
- stable/c/bf9d787b7e1ef59be19b35abca08194772deb97e
- stable/c/89c92a8052698dbbd3652a77c04d02bbd74a3275
- stable/c/6067c878e38d02a3d5c43497347e143f85c9064a
- stable/c/2c8f08f3641a074da40acf05baa5a18ae2739260
- stable/c/2427ef427bdd78d862c7c76597bfd9eda88b81f1
- stable/c/d9c115948c3dd5fcc2d0245cec5eb76c098503c8
- stable/c/93fcab2c6968446316bbb49548848df604d6346f