CVE-2026-72114
High
Description
In the Linux kernel, the following vulnerability has been resolved: can: bcm: validate frame length in bcm_rx_setup() for RTR replies bcm_tx_setup() validates cf->len against the CAN/CAN FD DLC limits before installing frames for TX_SETUP, but bcm_rx_setup() never did the same for the RTR-reply frame configured via RX_SETUP with RX_RTR_FRAME.
SeverityHigh
CVSS7.8
Exploit probability—
Product
Linux
PublishedAug 15, 2026
First seenAug 15, 2026
How to fix
Update
- Linux Linuxcc1f9569f1c1adf74fa69d6f716a31b58a2fc6ce, 204f2b232717bc470ddb9e1da1d27dd9c6ef0caa, e061624c0a86c3c26a2bf017e432fbc93ad68f3a, 7d966cdee006911d3957e1a4e72cb93c39cd8c1e, 1b475c0c72f44622a320a4386ce9e76f85e69bc7, deb6a697cce3f021e731df543597f37a5e54caab, 59bfddea64159594feb62ef11b7d7a33c8ee3783, 62ec41f364648be79d54d94d0d240ee326948afd or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| Linux Linux | ffd980f976e7fd666c2e61bf8ab35107efd11828 ≤ v < cc1f9569f1c1adf74fa69d6f716a31b58a2fc6ce, ffd980f976e7fd666c2e61bf8ab35107efd11828 ≤ v < 204f2b232717bc470ddb9e1da1d27dd9c6ef0caa, ffd980f976e7fd666c2e61bf8ab35107efd11828 ≤ v < e061624c0a86c3c26a2bf017e432fbc93ad68f3a, ffd980f976e7fd666c2e61bf8ab35107efd11828 ≤ v < 7d966cdee006911d3957e1a4e72cb93c39cd8c1e, ffd980f976e7fd666c2e61bf8ab35107efd11828 ≤ v < 1b475c0c72f44622a320a4386ce9e76f85e69bc7, ffd980f976e7fd666c2e61bf8ab35107efd11828 ≤ v < deb6a697cce3f021e731df543597f37a5e54caab, ffd980f976e7fd666c2e61bf8ab35107efd11828 ≤ v < 59bfddea64159594feb62ef11b7d7a33c8ee3783, ffd980f976e7fd666c2e61bf8ab35107efd11828 ≤ v < 62ec41f364648be79d54d94d0d240ee326948afd, 2.6.25 | cc1f9569f1c1adf74fa69d6f716a31b58a2fc6ce, 204f2b232717bc470ddb9e1da1d27dd9c6ef0caa, e061624c0a86c3c26a2bf017e432fbc93ad68f3a, 7d966cdee006911d3957e1a4e72cb93c39cd8c1e, 1b475c0c72f44622a320a4386ce9e76f85e69bc7, deb6a697cce3f021e731df543597f37a5e54caab, 59bfddea64159594feb62ef11b7d7a33c8ee3783, 62ec41f364648be79d54d94d0d240ee326948afd |
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