CVE-2022-23084 — Potential jail escape vulnerabilities in netmap
The total size of the user-provided nmreq to nmreq_copyin() was first computed and then trusted during the copyin. This time-of-check to time-of-use bug could lead to kernel me…
Published: 2024-02-15 · CVSS: 7.8 · CVSS 3.1
The total size of the user-provided nmreq to nmreq_copyin() was first computed and then trusted during the copyin. This time-of-check to time-of-use bug could lead to kernel memory corruption. On systems configured to include netmap in their devfs_ruleset, a privileged process running in a jail can affect the host environment.
Source: CVE Program · Revision 8b16575c39f1e1810c5e863010da073d2d3285e7