summaryrefslogtreecommitdiffstats
diff options
context:
space:
mode:
Diffstat (limited to '')
-rw-r--r--verifier.cpp7
1 files changed, 7 insertions, 0 deletions
diff --git a/verifier.cpp b/verifier.cpp
index 0930fbd15..c0b2bde4c 100644
--- a/verifier.cpp
+++ b/verifier.cpp
@@ -155,6 +155,13 @@ int verify_file(const char* path, const Certificate* pKeys, unsigned int numKeys
LOGI("comment is %d bytes; signature %d bytes from end\n",
comment_size, signature_start);
+ if (signature_start > comment_size) {
+ LOGE("signature start: %zu is larger than comment size: %zu\n", signature_start,
+ comment_size);
+ fclose(f);
+ return VERIFY_FAILURE;
+ }
+
if (signature_start <= FOOTER_SIZE) {
LOGE("Signature start is in the footer");
fclose(f);