From 48e0d167aa7a9343c7861e38970dbcf57b6bcb54 Mon Sep 17 00:00:00 2001 From: Mickael Savinaud Date: Mon, 26 Nov 2012 15:58:14 +0000 Subject: [PATCH] [trunk] check the index of the component in read_qcc (thanks Even). fixes issue 192 --- src/lib/openjp2/j2k.c | 7 +++++++ 1 file changed, 7 insertions(+) diff --git a/src/lib/openjp2/j2k.c b/src/lib/openjp2/j2k.c index 2fda7385..dccab6de 100644 --- a/src/lib/openjp2/j2k.c +++ b/src/lib/openjp2/j2k.c @@ -2823,6 +2823,13 @@ static OPJ_BOOL opj_j2k_read_qcc( opj_j2k_t *p_j2k, }; #endif /* USE_JPWL */ + if (l_comp_no >= p_j2k->m_private_image->numcomps) { + opj_event_msg(p_manager, EVT_ERROR, + "Invalid component number: %d, regarding the number of components %d\n", + l_comp_no, p_j2k->m_private_image->numcomps); + return OPJ_FALSE; + } + if (! opj_j2k_read_SQcd_SQcc(p_j2k,l_comp_no,p_header_data,&p_header_size,p_manager)) { opj_event_msg(p_manager, EVT_ERROR, "Error reading QCC marker\n"); return OPJ_FALSE;