isolate command name problem

1 files changed, 8 insertions, 0 deletions

diff --git a/src/firejail/util.c b/src/firejail/util.c
index d7964ccb8..d969f6439 100644
--- a/src/firejail/util.c
+++ b/src/firejail/util.c
@@ -439,9 +439,17 @@ void extract_command_name(int index, char **argv) {
                         exit(1);
                 }
 
+
                 char *tmp = strdup(ptr);
                 if (!tmp)
                         errExit("strdup");
+
+                // limit the command to the first '.'
+                char *ptr2 = tmp;
+                while (*ptr2 != '.' && *ptr2 != '\0')
+                        ptr2++;
+                *ptr2 = '\0';
+
                 free(cfg.command_name);
                 cfg.command_name = tmp;
         }