From: headshog <craaaaaachind@gmail.com>
Date: Wed, 6 Dec 2023 14:47:02 +0000 (+0300)
Subject: fix j2k.c:11114
X-Git-Tag: v2.5.1~11^2
X-Git-Url: https://main.carlh.net/gitweb/?p=openjpeg.git;a=commitdiff_plain;h=67e6a79bcf6b2ea5503f47954537d14ed37e4a72

fix j2k.c:11114
---

diff --git a/src/lib/openjp2/j2k.c b/src/lib/openjp2/j2k.c
index 9dbba8f1..901228b5 100644
--- a/src/lib/openjp2/j2k.c
+++ b/src/lib/openjp2/j2k.c
@@ -11101,6 +11101,10 @@ static OPJ_BOOL opj_j2k_read_SQcd_SQcc(opj_j2k_t *p_j2k,
                 l_tccp->stepsizes[l_band_no].mant = 0;
             }
         }
+
+        if (*p_header_size < l_num_band) {
+            return OPJ_FALSE;
+        }
         *p_header_size = *p_header_size - l_num_band;
     } else {
         for (l_band_no = 0; l_band_no < l_num_band; l_band_no++) {
@@ -11111,6 +11115,10 @@ static OPJ_BOOL opj_j2k_read_SQcd_SQcc(opj_j2k_t *p_j2k,
                 l_tccp->stepsizes[l_band_no].mant = l_tmp & 0x7ff;
             }
         }
+
+        if (*p_header_size < 2 * l_num_band) {
+            return OPJ_FALSE;
+        }
         *p_header_size = *p_header_size - 2 * l_num_band;
     }