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CVE-2026-74455

can: peak_usb: validate uCAN receive record lengths PUBLISHED

Description (CNA)

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.

Affected (CNA)

Vendor / productVersions
Linux / Linuxaffected 0a25e1f4f18566b750ebd3ae995af64e23111e63 before 276d989cd2dd88e2b7ab2c96fd10c86836b12781; affected 0a25e1f4f18566b750ebd3ae995af64e23111e63 before bf9d787b7e1ef59be19b35abca08194772deb97e; affected 0a25e1f4f18566b750ebd3ae995af64e23111e63 before 89c92a8052698dbbd3652a77c04d02bbd74a3275; affected 0a25e1f4f18566b750ebd3ae995af64e23111e63 before 6067c878e38d02a3d5c43497347e143f85c9064a; affected 0a25e1f4f18566b750ebd3ae995af64e23111e63 before 2c8f08f3641a074da40acf05baa5a18ae2739260; affected 0a25e1f4f18566b750ebd3ae995af64e23111e63 before 2427ef427bdd78d862c7c76597bfd9eda88b81f1; affected 0a25e1f4f18566b750ebd3ae995af64e23111e63 before d9c115948c3dd5fcc2d0245cec5eb76c098503c8; affected 0a25e1f4f18566b750ebd3ae995af64e23111e63 before 93fcab2c6968446316bbb49548848df604d6346f
Linux / Linuxaffected 4.0; unaffected 0 before 4.0; unaffected 5.10.265 through 5.10.*; unaffected 5.15.216 through 5.15.*; unaffected 6.1.183 through 6.1.*; unaffected 6.6.151 through 6.6.*; unaffected 6.12.103 through 6.12.*; unaffected 6.18.44 through 6.18.*; unaffected 7.1.8 through 7.1.*; unaffected 7.2 through *

CWE

No CWE identifiers supplied.

References