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gnu: mcrypt: Fix CVE-2012-4409, CVE-2012-4426, CVE-2012-4527.

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* gnu/packages/mcrypt.scm (mcrypt)[source]: Add patches.
* gnu/packages/patches/mcrypt-CVE-2012-4409.patch,
gnu/packages/patches/mcrypt-CVE-2012-4426.patch,
gnu/packages/patches/mcrypt-CVE-2012-4527.patch: New variables.
* gnu/local.mk (dist_patch_DATA): Add them.
This commit is contained in:
Efraim Flashner 2016-05-30 21:45:00 +03:00
parent 5ae77a6f5a
commit fd1461879c
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GPG key ID: F4C1D3917EACEE93
5 changed files with 189 additions and 1 deletions
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33
gnu/packages/patches/mcrypt-CVE-2012-4409.patch Normal file
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@ -0,0 +1,33 @@
From 4876e3a692739bb9ca00d0f500fd5f4b3eb16ce3 Mon Sep 17 00:00:00 2001
From: Tom Callaway <spot@fedoraproject.org>
Date: Fri, 7 Sep 2012 11:39:29 -0400
Subject: apply fix for CVE-2012-4409 (thanks to Raphael Geissert)
---
mcrypt-CVE-2012-4409.patch | 12 ++++++++++++
mcrypt.spec | 10 +++++++++-
2 files changed, 21 insertions(+), 1 deletion(-)
create mode 100644 mcrypt-CVE-2012-4409.patch
diff --git a/mcrypt-CVE-2012-4409.patch b/mcrypt-CVE-2012-4409.patch
new file mode 100644
index 0000000..747f428
--- /dev/null
+++ b/mcrypt-CVE-2012-4409.patch
@@ -0,0 +1,12 @@
+diff -up mcrypt-2.6.8/src/extra.c.CVE-2012-4409 mcrypt-2.6.8/src/extra.c
+--- mcrypt-2.6.8/src/extra.c.CVE-2012-4409 2012-09-07 11:00:55.906870746 -0400
++++ mcrypt-2.6.8/src/extra.c 2012-09-07 11:00:27.967858365 -0400
+@@ -242,6 +242,8 @@ int check_file_head(FILE * fstream, char
+ if (m_getbit(0, sflag) != 0) { /* if the first bit is set */
+ *salt_size = m_setbit(0, sflag, 0);
+ if (*salt_size > 0) {
++ if (*salt_size > sizeof(tmp_buf))
++ err_quit(_("Salt is too long\n"));
+ fread(tmp_buf, 1, *salt_size,
+ fstream);
+ memmove(salt, tmp_buf, *salt_size);
--
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