diff options
Diffstat (limited to 'gnu/packages/patches/jbig2dec-CVE-2017-7975.patch')
| -rw-r--r-- | gnu/packages/patches/jbig2dec-CVE-2017-7975.patch | 40 |
1 files changed, 0 insertions, 40 deletions
diff --git a/gnu/packages/patches/jbig2dec-CVE-2017-7975.patch b/gnu/packages/patches/jbig2dec-CVE-2017-7975.patch deleted file mode 100644 index c83fe9d9f2..0000000000 --- a/gnu/packages/patches/jbig2dec-CVE-2017-7975.patch +++ /dev/null @@ -1,40 +0,0 @@ -Fix CVE-2017-7975: - -https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-7975 -https://bugs.ghostscript.com/show_bug.cgi?id=697693 - -Patch copied from upstream source repository: - -https://git.ghostscript.com/?p=jbig2dec.git;a=commit;h=f8992b8fe65c170c8624226f127c5c4bfed42c66 - -From f8992b8fe65c170c8624226f127c5c4bfed42c66 Mon Sep 17 00:00:00 2001 -From: Shailesh Mistry <shailesh.mistry@hotmail.co.uk> -Date: Wed, 26 Apr 2017 22:12:14 +0100 -Subject: [PATCH] Bug 697693: Prevent SEGV due to integer overflow. - -While building a Huffman table, the start and end points were susceptible -to integer overflow. - -Thank you to Jiaqi for finding this issue and suggesting a patch. ---- - jbig2_huffman.c | 4 ++-- - 1 file changed, 2 insertions(+), 2 deletions(-) - -diff --git a/jbig2_huffman.c b/jbig2_huffman.c -index 511e461..b4189a1 100644 ---- a/jbig2_huffman.c -+++ b/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) { --- -2.13.0 - |