| Fix CVE-2014-8157 - dec->numtiles off-by-one check in jpc_dec_process_sot() |
| From https://bugzilla.redhat.com/show_bug.cgi?id=1179282 |
| |
| Signed-off-by: Gustavo Zacarias <gustavo@zacarias.com.ar> |
| |
| diff -up jasper-1.900.1/src/libjasper/jpc/jpc_dec.c.CVE-2014-8157 jasper-1.900.1/src/libjasper/jpc/jpc_dec.c |
| --- jasper-1.900.1/src/libjasper/jpc/jpc_dec.c.CVE-2014-8157 2015-01-19 16:59:36.000000000 +0100 |
| +++ jasper-1.900.1/src/libjasper/jpc/jpc_dec.c 2015-01-19 17:07:41.609863268 +0100 |
| @@ -489,7 +489,7 @@ static int jpc_dec_process_sot(jpc_dec_t |
| dec->curtileendoff = 0; |
| } |
| |
| - if (JAS_CAST(int, sot->tileno) > dec->numtiles) { |
| + if (JAS_CAST(int, sot->tileno) >= dec->numtiles) { |
| jas_eprintf("invalid tile number in SOT marker segment\n"); |
| return -1; |
| } |
