* csa: decrypt only when payload >= 8 bytes.

14c10390 · Laurent Aimar · 5a6206c3 · 14c10390
Commit 14c10390 authored Apr 13, 2005 by Laurent Aimar
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modules/mux/mpeg/csa.c modules/mux/mpeg/csa.c +3 -0

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--- a/modules/mux/mpeg/csa.c
+++ b/modules/mux/mpeg/csa.c
@@ -126,6 +126,9 @@ void csa_Decrypt( csa_t *c, uint8_t *pkt )
        i_hdr += pkt[4] + 1;
    }

+    if( 188 - i_hdr < 8 )
+        return;
+
    /* init csa state */
    csa_StreamCypher( c, 1, ck, &pkt[i_hdr], ib );