| From e6a0982f7cd9282052b6e3485a458d60629ffa0b Mon Sep 17 00:00:00 2001 |
| From: Kevin Backhouse <kevinbackhouse@github.com> |
| Date: Fri, 23 Apr 2021 11:44:44 +0100 |
| Subject: [PATCH] Add bounds check in Jp2Image::doWriteMetadata(). |
| |
| --- |
| src/jp2image.cpp | 1 + |
| 1 file changed, 1 insertion(+) |
| |
| diff --git a/src/jp2image.cpp b/src/jp2image.cpp |
| index 1694fed27..ca8c9ddbb 100644 |
| --- a/src/jp2image.cpp |
| +++ b/src/jp2image.cpp |
| @@ -908,6 +908,7 @@ static void boxes_check(size_t b,size_t m) |
| |
| case kJp2BoxTypeUuid: |
| { |
| + enforce(boxBuf.size_ >= 24, Exiv2::kerCorruptedMetadata); |
| if(memcmp(boxBuf.pData_ + 8, kJp2UuidExif, 16) == 0) |
| { |
| #ifdef EXIV2_DEBUG_MESSAGES |