CVE-2021-47669 — can: vxcan: vxcan_xmit: fix use after free bug
In the Linux kernel, the following vulnerability has been resolved: can: vxcan: vxcan_xmit: fix use after free bug After calling netif_rx_ni(skb), dereferencing skb is unsafe.…
Published: 2025-04-17 · CVSS: 7.8 · CVSS 3.1
In the Linux kernel, the following vulnerability has been resolved: can: vxcan: vxcan_xmit: fix use after free bug After calling netif_rx_ni(skb), dereferencing skb is unsafe. Especially, the canfd_frame cfd which aliases skb memory is accessed after the netif_rx_ni().
Source: CVE Program · Revision 8b16575c39f1e1810c5e863010da073d2d3285e7