[PATCH iproute2 4/4] ip vrf: Detect invalid vrf name in pids command
From: David Ahern <hidden>
Date: 2017-02-16 16:59:07
Subsystem:
the rest · Maintainer:
Linus Torvalds
Verify VRF name is valid before attempting to read cgroups files. Signed-off-by: David Ahern <redacted> --- ip/ipvrf.c | 4 ++++ 1 file changed, 4 insertions(+)
diff --git a/ip/ipvrf.c b/ip/ipvrf.c
index cb7f9fa6d1db..5e204a9ebbb1 100644
--- a/ip/ipvrf.c
+++ b/ip/ipvrf.c@@ -212,6 +212,10 @@ static int ipvrf_pids(int argc, char **argv) } vrf = argv[0]; + if (!name_is_vrf(vrf)) { + fprintf(stderr, "Invalid VRF name\n"); + return -1; + } mnt = find_cgroup2_mount(); if (!mnt)
--
2.1.4