sudo/backport-Fix-a-NOPASSWD-issue-with-a-non-existent-command-whe.patch
modric 42ade64a0a For 'sudo ALL' a non-existent command is not an error
(cherry picked from commit 5dce535ae8a82b3a1f011b3647cdbaba89786a8f)
2023-02-01 10:31:45 +08:00

44 lines
1.5 KiB
Diff

From 5a59ce159e0c17fb35474c9c516d97703b338027 Mon Sep 17 00:00:00 2001
From: "Todd C. Miller" <Todd.Miller@sudo.ws>
Date: Thu, 7 Jul 2022 20:11:44 -0600
Subject: [PATCH] Fix a NOPASSWD issue with a non-existent command when
fdexec=always In command_matches_all(), if the command is fully-qualified and
open_cmnd() return false, only treat it as an error if we are able to stat(2)
the command. For "sudo ALL" a non-existent command is not an error.
Reference: https://github.com/sudo-project/sudo/commit/5a59ce159e0c17fb35474c9c516d97703b338027
Conflict: match_command.c
---
plugins/sudoers/match_command.c | 4 +++++--
1 file changed, 8 insertions(+), 4 deletions(-)
diff --git a/plugins/sudoers/match_command.c b/plugins/sudoers/match_command.c
index 6d8b3a6..e020e81 100644
--- a/plugins/sudoers/match_command.c
+++ b/plugins/sudoers/match_command.c
@@ -353,11 +353,15 @@ command_matches_all(const char *runchroot,
if (user_cmnd[0] == '/') {
/* Open the file for fdexec or for digest matching. */
- if (!open_cmnd(user_cmnd, runchroot, digests, &fd))
- goto bad;
+ bool open_error = !open_cmnd(user_cmnd, runchroot, digests, &fd);
#ifndef SUDOERS_NAME_MATCH
- if (!do_stat(fd, user_cmnd, runchroot, intercepted, NULL))
- goto bad;
+ /* A non-existent file is not an error for "sudo ALL". */
+ if (do_stat(fd, user_cmnd, runchroot, intercepted, NULL)) {
+ if (open_error) {
+ /* File exists but we couldn't open it above? */
+ goto bad;
+ }
+ }
#endif
}
--
2.33.0