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fix j2k.c:11114
1491/head
author
headshog
<craaaaaachind@gmail.com>
Wed, 6 Dec 2023 14:47:02 +0000
(17:47 +0300)
committer
Even Rouault
<even.rouault@spatialys.com>
Fri, 8 Dec 2023 14:17:53 +0000
(15:17 +0100)
src/lib/openjp2/j2k.c
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diff --git
a/src/lib/openjp2/j2k.c
b/src/lib/openjp2/j2k.c
index 9dbba8f1be3f3108b779ec7719ceec1e1d4246ab..901228b5a5e49c8a8ffe112a7f14e8cbb308764c 100644
(file)
--- 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;
}