Date: Sun, 02 Aug 2026 13:23:44 +0000 From: Pouria Mousavizadeh Tehrani <pouria@FreeBSD.org> To: src-committers@FreeBSD.org, dev-commits-src-all@FreeBSD.org, dev-commits-src-branches@FreeBSD.org Subject: git: 094ed249e2a2 - stable/14 - if_vxlan(4): Fix panic by validating unused drvspec values Message-ID: <6a6f44e0.251ce.1aee061@gitrepo.freebsd.org>
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The branch stable/14 has been updated by pouria: URL: https://cgit.FreeBSD.org/src/commit/?id=094ed249e2a2b285f8144db2255079bafff36ca3 commit 094ed249e2a2b285f8144db2255079bafff36ca3 Author: Pouria Mousavizadeh Tehrani <pouria@FreeBSD.org> AuthorDate: 2026-07-30 13:41:51 +0000 Commit: Pouria Mousavizadeh Tehrani <pouria@FreeBSD.org> CommitDate: 2026-08-02 13:22:28 +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 <rtm@lcs.mit.edu> Reviewed by: markj MFC after: 3 days Differential Revision: https://reviews.freebsd.org/D58552 (cherry picked from commit c4d7745cd90fc99af3cbccfda7e11798ea7d187b) (cherry picked from commit f923f4739628fc5c80907dad8b69ae9b38269cd0) --- 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 ac7c352bac31..bbb0ea6a6c31 100644 --- a/sys/net/if_vxlan.c +++ b/sys/net/if_vxlan.c @@ -2310,7 +2310,8 @@ 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));home | help
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