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d3e8504ce7
Eliminate CVE patches that are now in source. Add CUPSCONFIG to configure options. (From OE-Core rev: 3041f94896b50a5a5d19caf0dd0e7910c730e18e) Signed-off-by: Joe Slater <jslater@windriver.com> to be scrunched Signed-off-by: Joe Slater <jslater@windriver.com> Signed-off-by: Ross Burton <ross.burton@intel.com> Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
38 lines
1.2 KiB
Diff
38 lines
1.2 KiB
Diff
From b39be1019b4acc1aa50c6026463c543332e95a31 Mon Sep 17 00:00:00 2001
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From: Catalin Enache <catalin.enache@windriver.com>
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Date: Mon, 8 May 2017 16:18:14 +0300
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Subject: [PATCH] Bug 697693: Prevent SEGV due to integer overflow.
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While building a Huffman table, the start and end points were susceptible
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to integer overflow.
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Thank you to Jiaqi for finding this issue and suggesting a patch.
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Upstream-Status: Backport
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CVE: CVE-2017-7975
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Signed-off-by: Catalin Enache <catalin.enache@windriver.com>
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Contents of this patch were extracted from a larger patch which addressed
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two CVE's. The context (location of {) was also modified to apply to
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ghostscript 9.21.
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Signed-off-by: Joe Slater <joe.slater@windriver.com>
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--- a/jbig2dec/jbig2_huffman.c
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+++ b/jbig2dec/jbig2_huffman.c
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@@ -421,8 +421,8 @@ jbig2_build_huffman_table(Jbig2Ctx *ctx,
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if (PREFLEN == CURLEN) {
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int RANGELEN = lines[CURTEMP].RANGELEN;
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- int start_j = CURCODE << shift;
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- int end_j = (CURCODE + 1) << shift;
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+ uint32_t start_j = CURCODE << shift;
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+ uint32_t end_j = (CURCODE + 1) << shift;
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byte eflags = 0;
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if (end_j > max_j) {
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