diff --git a/src/shared/discover-image.c b/src/shared/discover-image.c
index 9a7cef5a7c..92229f603a 100644
--- a/src/shared/discover-image.c
+++ b/src/shared/discover-image.c
@@ -2136,6 +2136,11 @@ int image_read_metadata(Image *i, const char *root, const ImagePolicy *image_pol
                 if (r < 0)
                         return log_debug_errno(r, "Failed to decrypt image '%s': %m", i->path);
 
+                /* Do not use the image name derived from the backing file of the loop device */
+                r = free_and_strdup(&m->image_name, i->name);
+                if (r < 0)
+                        return r;
+
                 r = dissected_image_acquire_metadata(
                                 m,
                                 /* userns_fd= */ -EBADF,
diff --git a/src/sysext/sysext.c b/src/sysext/sysext.c
index 072181ea46..c88a6435e4 100644
--- a/src/sysext/sysext.c
+++ b/src/sysext/sysext.c
@@ -1910,6 +1910,11 @@ static int merge_subprocess(
                         if (r < 0)
                                 return r;
 
+                        /* Do not use the image name derived from the backing file of the loop device */
+                        r = free_and_strdup(&m->image_name, img->name);
+                        if (r < 0)
+                                return r;
+
                         r = dissected_image_load_verity_sig_partition(
                                         m,
                                         d->fd,