From: Frantisek Sumsal <frantisek@sumsal.cz>
Date: Mon, 30 Oct 2023 16:50:11 +0000 (+0100)
Subject: core: check if we got a valid personality during deserialization
X-Git-Tag: v255-rc1~79^2~3
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=6f93eb159a708b7161188ae4c75be388cdfedabc;p=thirdparty%2Fsystemd.git

core: check if we got a valid personality during deserialization
---

diff --git a/src/core/execute-serialize.c b/src/core/execute-serialize.c
index 18033fe9c30..342883994a8 100644
--- a/src/core/execute-serialize.c
+++ b/src/core/execute-serialize.c
@@ -3395,9 +3395,11 @@ static int exec_context_deserialize(ExecContext *c, FILE *f) {
                         r = free_and_strdup(&c->smack_process_label, val);
                         if (r < 0)
                                 return r;
-                } else if ((val = startswith(l, "exec-context-personality=")))
+                } else if ((val = startswith(l, "exec-context-personality="))) {
                         c->personality = personality_from_string(val);
-                else if ((val = startswith(l, "exec-context-lock-personality="))) {
+                        if (c->personality == PERSONALITY_INVALID)
+                                return -EINVAL;
+                } else if ((val = startswith(l, "exec-context-lock-personality="))) {
                         r = parse_boolean(val);
                         if (r < 0)
                                 return r;