diff options
Diffstat (limited to 'main/openjpeg/CVE-2017-14152.patch')
| -rw-r--r-- | main/openjpeg/CVE-2017-14152.patch | 35 |
1 files changed, 35 insertions, 0 deletions
diff --git a/main/openjpeg/CVE-2017-14152.patch b/main/openjpeg/CVE-2017-14152.patch new file mode 100644 index 0000000000..d165090a1a --- /dev/null +++ b/main/openjpeg/CVE-2017-14152.patch @@ -0,0 +1,35 @@ +From 4241ae6fbbf1de9658764a80944dc8108f2b4154 Mon Sep 17 00:00:00 2001 +From: Even Rouault <even.rouault@spatialys.com> +Date: Tue, 15 Aug 2017 11:55:58 +0200 +Subject: [PATCH] Fix assertion in debug mode / heap-based buffer overflow in + opj_write_bytes_LE for Cinema profiles with numresolutions = 1 (#985) + +--- + src/lib/openjp2/j2k.c | 14 ++++++++++---- + 1 file changed, 10 insertions(+), 4 deletions(-) + +diff --git a/src/lib/openjp2/j2k.c b/src/lib/openjp2/j2k.c +index a2521ebbc..54b490a8c 100644 +--- a/src/lib/openjp2/j2k.c ++++ b/src/lib/openjp2/j2k.c +@@ -6573,10 +6573,16 @@ static void opj_j2k_set_cinema_parameters(opj_cparameters_t *parameters, + + /* Precincts */ + parameters->csty |= 0x01; +- parameters->res_spec = parameters->numresolution - 1; +- for (i = 0; i < parameters->res_spec; i++) { +- parameters->prcw_init[i] = 256; +- parameters->prch_init[i] = 256; ++ if (parameters->numresolution == 1) { ++ parameters->res_spec = 1; ++ parameters->prcw_init[0] = 128; ++ parameters->prch_init[0] = 128; ++ } else { ++ parameters->res_spec = parameters->numresolution - 1; ++ for (i = 0; i < parameters->res_spec; i++) { ++ parameters->prcw_init[i] = 256; ++ parameters->prch_init[i] = 256; ++ } + } + + /* The progression order shall be CPRL */ |