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authorvanhauser-thc <vh@thc.org>2021-06-01 18:35:42 +0200
committervanhauser-thc <vh@thc.org>2021-06-01 18:35:42 +0200
commite3a0ede91c9319ac6991c3f739b24e6af08749d9 (patch)
treecf71d840c51902a04d5453219f52e7288b25cd44
parentdb6947452c6d356e30c7fe1bf6697fe59c0e6a38 (diff)
downloadafl++-e3a0ede91c9319ac6991c3f739b24e6af08749d9.tar.gz
ensure memory is there before free
-rw-r--r--src/afl-fuzz-redqueen.c7
1 files changed, 6 insertions, 1 deletions
diff --git a/src/afl-fuzz-redqueen.c b/src/afl-fuzz-redqueen.c
index 22fd0621..b41ffa88 100644
--- a/src/afl-fuzz-redqueen.c
+++ b/src/afl-fuzz-redqueen.c
@@ -2663,7 +2663,12 @@ exit_its:
 
     afl->queue_cur->colorized = CMPLOG_LVL_MAX;
 
-    ck_free(afl->queue_cur->cmplog_colorinput);
+    if (afl->queue_cur->cmplog_colorinput) {
+
+      ck_free(afl->queue_cur->cmplog_colorinput);
+
+    }
+
     while (taint) {
 
       t = taint->next;