| From b6e67174c3968e76b54fe757e2608990d0fdae56 Mon Sep 17 00:00:00 2001 |
| From: "sy.avinash" <sy.avinash@globaledgesoftware.corp-partner.google.com> |
| Date: Thu, 27 May 2021 11:51:16 +0000 |
| Subject: [PATCH 03/19] Fix dhcpcd running as a regular user. |
| |
| Update the lease file permission to 0600 to prevent other |
| users from reading the lease file. |
| |
| BUG=chromium-os:28336 |
| TEST=Build and boot an image, network still works. |
| TEST=New lease files are created with 0600 permissions. |
| |
| Reviewed-on: https://gerrit.chromium.org/gerrit/22644 |
| --- |
| src/dhcp.c | 2 +- |
| 1 file changed, 1 insertion(+), 1 deletion(-) |
| |
| diff --git a/src/dhcp.c b/src/dhcp.c |
| index 3591ce1f..1ff59a1a 100644 |
| --- a/src/dhcp.c |
| +++ b/src/dhcp.c |
| @@ -1158,7 +1158,7 @@ write_lease(const struct interface *ifp, const struct bootp *bootp, size_t len) |
| |
| logdebugx("%s: writing lease `%s'", ifp->name, state->leasefile); |
| |
| - fd = open(state->leasefile, O_WRONLY | O_CREAT | O_TRUNC, 0644); |
| + fd = open(state->leasefile, O_WRONLY | O_CREAT | O_TRUNC, 0600); |
| if (fd == -1) |
| return -1; |
| |
| -- |
| 2.33.0.800.g4c38ced690-goog |
| |
