void-packages/srcpkgs/jbig2dec/patches/CVE-2017-7975.patch

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diff --git a/jbig2dec/jbig2_huffman.c b/jbig2dec/jbig2_huffman.c
index 511e461..b4189a1 100644 (file)
--- jbig2_huffman.c
+++ jbig2_huffman.c
@@ -421,8 +421,8 @@ jbig2_build_huffman_table(Jbig2Ctx *ctx, const Jbig2HuffmanParams *params)
if (PREFLEN == CURLEN) {
int RANGELEN = lines[CURTEMP].RANGELEN;
- int start_j = CURCODE << shift;
- int end_j = (CURCODE + 1) << shift;
+ uint32_t start_j = CURCODE << shift;
+ uint32_t end_j = (CURCODE + 1) << shift;
byte eflags = 0;
if (end_j > max_j) {