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CVE-2012-4409, CVE-2012-4426, CVE-2012-4527 Patches taken from https://gitweb.gentoo.org/repo/gentoo.git/tree/app-crypt/mcrypt/files
25 lines
847 B
Diff
25 lines
847 B
Diff
From 3efb40e17ce4f76717ae17a1ce1e1f747ddf59fd Mon Sep 17 00:00:00 2001
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From: Alon Bar-Lev <alon.barlev@gmail.com>
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Date: Sat, 22 Dec 2012 22:37:06 +0200
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Subject: [PATCH] cleanup: buffer overflow
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---
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mcrypt-2.6.8/src/extra.c | 2 ++
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1 files changed, 2 insertions(+), 0 deletions(-)
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diff --git a/mcrypt-2.6.8/src/extra.c b/mcrypt-2.6.8/src/extra.c
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index 3082f82..c7a1ac0 100644
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--- a/src/extra.c
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+++ b/src/extra.c
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@@ -241,6 +241,8 @@ int check_file_head(FILE * fstream, char *algorithm, char *mode,
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if (m_getbit(6, flags) == 1) { /* if the salt bit is set */
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if (m_getbit(0, sflag) != 0) { /* if the first bit is set */
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*salt_size = m_setbit(0, sflag, 0);
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+ if (*salt_size > sizeof(tmp_buf))
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+ err_quit(_("Salt is too long\n"));
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if (*salt_size > 0) {
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fread(tmp_buf, 1, *salt_size,
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fstream);
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--
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1.7.8.6
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