gnu: cracklib: Update to 2.9.7.
* gnu/packages/password-utils.scm (cracklib): Update to 2.9.7. [source]: Remove patches. * gnu/packages/patches/cracklib-CVE-2016-6318.patch, gnu/packages/patches/cracklib-fix-buffer-overflow.patch: Delete file. * gnu/local.mk (dist_patch_DATA): Remove them.master
Tobias Geerinckx-Rice
parent
ef501bb105
commit
9081333bcd
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@ -706,8 +706,6 @@ dist_patch_DATA = \
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%D%/packages/patches/combinatorial-blas-io-fix.patch \
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%D%/packages/patches/cpio-CVE-2016-2037.patch \
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%D%/packages/patches/cpufrequtils-fix-aclocal.patch \
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%D%/packages/patches/cracklib-CVE-2016-6318.patch \
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%D%/packages/patches/cracklib-fix-buffer-overflow.patch \
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%D%/packages/patches/crawl-upgrade-saves.patch \
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%D%/packages/patches/crda-optional-gcrypt.patch \
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%D%/packages/patches/clucene-contribs-lib.patch \
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@ -9,7 +9,7 @@
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;;; Copyright © 2016 Alex Griffin <a@ajgrf.com>
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;;; Copyright © 2017 Leo Famulari <leo@famulari.name>
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;;; Copyright © 2017, 2018 Clément Lassieur <clement@lassieur.org>
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;;; Copyright © 2017, 2018 Tobias Geerinckx-Rice <me@tobias.gr>
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;;; Copyright © 2017, 2018, 2019 Tobias Geerinckx-Rice <me@tobias.gr>
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;;; Copyright © 2017 Jelle Licht <jlicht@fsfe.org>
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;;; Copyright © 2017 Eric Bavier <bavier@member.fsf.org>
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;;; Copyright © 2017 Nicolas Goaziou <mail@nicolasgoaziou.fr>
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@ -295,17 +295,15 @@ and vice versa.")
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(define-public cracklib
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(package
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(name "cracklib")
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(version "2.9.6")
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(source (origin
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(method url-fetch)
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(uri (string-append "https://github.com/cracklib/cracklib/"
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"releases/download/" name "-" version "/"
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name "-" version ".tar.gz"))
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(patches (search-patches "cracklib-CVE-2016-6318.patch"
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"cracklib-fix-buffer-overflow.patch"))
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(sha256
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(base32
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"0hrkb0prf7n92w6rxgq0ilzkk6rkhpys2cfqkrbzswp27na7dkqp"))))
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(version "2.9.7")
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(source
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(origin
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(method url-fetch)
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(uri (string-append "https://github.com/cracklib/cracklib/"
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"releases/download/v" version "/"
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"cracklib-" version ".tar.bz2"))
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(sha256
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(base32 "1rimpjsdnmw8f5b7k558cic41p2qy2n2yrlqp5vh7mp4162hk0py"))))
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(build-system gnu-build-system)
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(synopsis "Password checking library")
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(home-page "https://github.com/cracklib/cracklib")
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@ -1,95 +0,0 @@
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Fix CVE-2016-6318.
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https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-6318
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Patch copied from Red Hat:
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https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2016-6318
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https://bugzilla.redhat.com/attachment.cgi?id=1188599&action=diff
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It is not safe to pass words longer than STRINGSIZE further to cracklib
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so the longbuffer cannot be longer than STRINGSIZE.
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diff -up cracklib-2.9.0/lib/fascist.c.longgecos cracklib-2.9.0/lib/fascist.c
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--- cracklib-2.9.0/lib/fascist.c.longgecos 2014-02-06 16:03:59.000000000 +0100
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+++ cracklib-2.9.0/lib/fascist.c 2016-08-08 12:05:40.279235815 +0200
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@@ -515,7 +515,7 @@ FascistGecosUser(char *password, const c
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char gbuffer[STRINGSIZE];
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char tbuffer[STRINGSIZE];
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char *uwords[STRINGSIZE];
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- char longbuffer[STRINGSIZE * 2];
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+ char longbuffer[STRINGSIZE];
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if (gecos == NULL)
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gecos = "";
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@@ -596,38 +596,47 @@ FascistGecosUser(char *password, const c
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{
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for (i = 0; i < j; i++)
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{
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- strcpy(longbuffer, uwords[i]);
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- strcat(longbuffer, uwords[j]);
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-
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- if (GTry(longbuffer, password))
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+ if (strlen(uwords[i]) + strlen(uwords[j]) < STRINGSIZE)
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{
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- return _("it is derived from your password entry");
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- }
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-
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- strcpy(longbuffer, uwords[j]);
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- strcat(longbuffer, uwords[i]);
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+ strcpy(longbuffer, uwords[i]);
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+ strcat(longbuffer, uwords[j]);
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- if (GTry(longbuffer, password))
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- {
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- return _("it's derived from your password entry");
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+ if (GTry(longbuffer, password))
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+ {
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+ return _("it is derived from your password entry");
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+ }
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+
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+ strcpy(longbuffer, uwords[j]);
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+ strcat(longbuffer, uwords[i]);
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+
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+ if (GTry(longbuffer, password))
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+ {
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+ return _("it's derived from your password entry");
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+ }
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}
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- longbuffer[0] = uwords[i][0];
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- longbuffer[1] = '\0';
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- strcat(longbuffer, uwords[j]);
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-
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- if (GTry(longbuffer, password))
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+ if (strlen(uwords[j]) < STRINGSIZE - 1)
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{
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- return _("it is derivable from your password entry");
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+ longbuffer[0] = uwords[i][0];
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+ longbuffer[1] = '\0';
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+ strcat(longbuffer, uwords[j]);
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+
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+ if (GTry(longbuffer, password))
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+ {
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+ return _("it is derivable from your password entry");
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+ }
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}
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- longbuffer[0] = uwords[j][0];
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- longbuffer[1] = '\0';
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- strcat(longbuffer, uwords[i]);
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-
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- if (GTry(longbuffer, password))
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+ if (strlen(uwords[i]) < STRINGSIZE - 1)
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{
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- return _("it's derivable from your password entry");
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+ longbuffer[0] = uwords[j][0];
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+ longbuffer[1] = '\0';
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+ strcat(longbuffer, uwords[i]);
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+
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+ if (GTry(longbuffer, password))
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+ {
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+ return _("it's derivable from your password entry");
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+ }
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}
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}
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}
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@ -1,39 +0,0 @@
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Fix buffer overflow processing long words in Mangle().
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Patch adpated from upstream commit, omitting changes to 'NEWS':
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https://github.com/cracklib/cracklib/commit/33d7fa4585247cd2247a1ffa032ad245836c6edb
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From 33d7fa4585247cd2247a1ffa032ad245836c6edb Mon Sep 17 00:00:00 2001
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From: Jan Dittberner <jan@dittberner.info>
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Date: Thu, 25 Aug 2016 17:17:53 +0200
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Subject: [PATCH] Fix a buffer overflow processing long words
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A buffer overflow processing long words has been discovered. This commit
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applies the patch from
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https://build.opensuse.org/package/view_file/Base:System/cracklib/0004-overflow-processing-long-words.patch
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by Howard Guo.
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See https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=835386 and
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http://www.openwall.com/lists/oss-security/2016/08/23/8
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---
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src/NEWS | 1 +
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src/lib/rules.c | 5 ++---
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2 files changed, 3 insertions(+), 3 deletions(-)
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diff --git a/src/lib/rules.c b/src/lib/rules.c
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index d193cc0..3a2aa46 100644
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--- a/lib/rules.c
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+++ b/lib/rules.c
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@@ -434,9 +434,8 @@ Mangle(input, control) /* returns a pointer to a controlled Mangle */
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{
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int limit;
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register char *ptr;
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- static char area[STRINGSIZE];
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- char area2[STRINGSIZE];
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- area[0] = '\0';
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+ static char area[STRINGSIZE * 2] = {0};
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+ char area2[STRINGSIZE * 2] = {0};
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strcpy(area, input);
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for (ptr = control; *ptr; ptr++)
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