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.

No CVSS v4.0

No CVSS v3.1

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

No EPSS score available.

Key SSVC decision points have not yet been added.

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions
Linux Linux unaffected
Version Status Constraints
0a25e1f4f18566b750ebd3ae995af64e23111e63 affected < 6067c878e38d02a3d5c43497347e143f85c9064a
0a25e1f4f18566b750ebd3ae995af64e23111e63 affected < 2c8f08f3641a074da40acf05baa5a18ae2739260
0a25e1f4f18566b750ebd3ae995af64e23111e63 affected < 2427ef427bdd78d862c7c76597bfd9eda88b81f1
0a25e1f4f18566b750ebd3ae995af64e23111e63 affected < d9c115948c3dd5fcc2d0245cec5eb76c098503c8
0a25e1f4f18566b750ebd3ae995af64e23111e63 affected < 93fcab2c6968446316bbb49548848df604d6346f
Linux Linux affected
Version Status Constraints
4.0 affected —
0 unaffected < 4.0
6.6.151 unaffected ≤ 6.6.*
6.12.103 unaffected ≤ 6.12.*
6.18.44 unaffected ≤ 6.18.*
7.1.8 unaffected ≤ 7.1.*
7.2-rc6 unaffected ≤ *

No data.

No data.

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Advisories

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Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References
Link Providers
https://git.kernel.org/stable/c/2427ef427bdd78d862c7c76597bfd9eda88b81f1 cve-icon cve-icon
https://git.kernel.org/stable/c/2c8f08f3641a074da40acf05baa5a18ae2739260 cve-icon cve-icon
https://git.kernel.org/stable/c/6067c878e38d02a3d5c43497347e143f85c9064a cve-icon cve-icon
https://git.kernel.org/stable/c/93fcab2c6968446316bbb49548848df604d6346f cve-icon cve-icon
https://git.kernel.org/stable/c/d9c115948c3dd5fcc2d0245cec5eb76c098503c8 cve-icon cve-icon
History

Sat, 15 Aug 2026 14:45:00 +0000

Type Values Removed Values Added
Weaknesses CWE-119

Sat, 15 Aug 2026 12:45:00 +0000

Type Values Removed Values Added
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.
Title can: peak_usb: validate uCAN receive record lengths
First Time appeared Linux
Linux linux Kernel
CPEs cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
Vendors & Products Linux
Linux linux Kernel
References

Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: Linux

Published:

Updated: 2026-08-15T12:26:58.175Z

Reserved: 2026-08-15T05:44:03.900Z

Link: CVE-2026-74455

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Received

Published: 2026-08-15T13:17:50.120

Modified: 2026-08-15T13:17:50.120

Link: CVE-2026-74455

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-08-15T14:30:10Z

Weaknesses