The branch main has been updated by pouria: URL: https://cgit.FreeBSD.org/src/commit/?id=c4d7745cd90fc99af3cbccfda7e11798ea7d187b
commit c4d7745cd90fc99af3cbccfda7e11798ea7d187b Author: Pouria Mousavizadeh Tehrani <[email protected]> AuthorDate: 2026-07-30 13:41:51 +0000 Commit: Pouria Mousavizadeh Tehrani <[email protected]> CommitDate: 2026-07-30 14:10:36 +0000 if_vxlan(4): Fix panic by validating unused drvspec values Add validation for unused parameter values in the gap between VXLAN_PARAM_WITH_LOCAL_ADDR4 and VXLAN_PARAM_WITH_LOCAL_ADDR6 to prevent panics. PR: 297151 Reported by: Robert Morris <[email protected]> Reviewed by: markj MFC after: 3 days Differential Revision: https://reviews.freebsd.org/D58552 --- sys/net/if_vxlan.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/sys/net/if_vxlan.c b/sys/net/if_vxlan.c index da219217480f..e69f8e1f75a1 100644 --- a/sys/net/if_vxlan.c +++ b/sys/net/if_vxlan.c @@ -2309,7 +2309,8 @@ vxlan_ioctl_drvspec(struct vxlan_softc *sc, struct ifdrv *ifd, int get) } args; int out, error; - if (ifd->ifd_cmd >= vxlan_control_table_size) + if (ifd->ifd_cmd >= vxlan_control_table_size || + vxlan_control_table[ifd->ifd_cmd].vxlc_func == NULL) return (EINVAL); bzero(&args, sizeof(args));
