CVE-2021-47670 — can: peak_usb: fix use after free bugs
In the Linux kernel, the following vulnerability has been resolved: can: peak_usb: fix use after free bugs After calling peak_usb_netif_rx_ni(skb), dereferencing skb is unsafe…
Published: 2025-04-17 · CVSS: 8.8 · CVSS 3.1
In the Linux kernel, the following vulnerability has been resolved: can: peak_usb: fix use after free bugs After calling peak_usb_netif_rx_ni(skb), dereferencing skb is unsafe. Especially, the can_frame cf which aliases skb memory is accessed after the peak_usb_netif_rx_ni(). Reordering the lines solves the issue.
Source: CVE Program · Revision 8b16575c39f1e1810c5e863010da073d2d3285e7