gnu: file: Fix CVE-2017-1000249.

* gnu/packages/file.scm (file)[replacement]: New field.
(file/fixed): New variable.
* gnu/packages/commencement.scm (file-boot0): Use package/inherit.
* gnu/packages/patches/file-CVE-2017-1000249.patch.
* gnu/local.mk (dist_patch_DATA): Register it.
This commit is contained in:
Efraim Flashner 2017-09-05 23:02:56 +03:00
parent 5cf0997a0b
commit f1597427f2
No known key found for this signature in database
GPG key ID: 41AAE7DCCA3D8351
4 changed files with 38 additions and 4 deletions

View file

@ -603,6 +603,7 @@ dist_patch_DATA = \
%D%/packages/patches/fasthenry-spFactor.patch \
%D%/packages/patches/fcgi-2.4.0-gcc44-fixes.patch \
%D%/packages/patches/fcgi-2.4.0-poll.patch \
%D%/packages/patches/file-CVE-2017-1000249.patch \
%D%/packages/patches/findutils-localstatedir.patch \
%D%/packages/patches/findutils-gnulib-multi-core.patch \
%D%/packages/patches/findutils-test-xargs.patch \

View file

@ -112,8 +112,7 @@ (define findutils-boot0
(define file-boot0
(package-with-bootstrap-guile
(package-with-explicit-inputs (package
(inherit file)
(package-with-explicit-inputs (package/inherit file
(name "file-boot0"))
`(("make" ,gnu-make-boot0)
,@%bootstrap-inputs)

View file

@ -1,7 +1,7 @@
;;; GNU Guix --- Functional package management for GNU
;;; Copyright © 2013 Andreas Enge <andreas@enge.fr>
;;; Copyright © 2014, 2015 Mark H Weaver <mhw@netris.org>
;;; Copyright © 2016 Efraim Flashner <efraim@flashner.co.il>
;;; Copyright © 2016, 2017 Efraim Flashner <efraim@flashner.co.il>
;;;
;;; This file is part of GNU Guix.
;;;
@ -27,7 +27,8 @@ (define-module (gnu packages file)
(define-public file
(package
(name "file")
(replacement file/fixed)
(name "file")
(version "5.30")
(source (origin
(method url-fetch)
@ -51,3 +52,9 @@ (define-public file
(license bsd-2)
(home-page "http://www.darwinsys.com/file/")))
(define file/fixed
(package
(inherit file)
(source (origin
(inherit (package-source file))
(patches (search-patches "file-CVE-2017-1000249.patch"))))))

View file

@ -0,0 +1,27 @@
https://github.com/file/file/commit/35c94dc6acc418f1ad7f6241a6680e5327495793.patch
http://openwall.com/lists/oss-security/2017/09/05/3
The patch is minorly modified to apply to file-5.30
From 35c94dc6acc418f1ad7f6241a6680e5327495793 Mon Sep 17 00:00:00 2001
From: Christos Zoulas <christos@zoulas.com>
Date: Sun, 27 Aug 2017 07:55:02 +0000
Subject: [PATCH] Fix always true condition (Thomas Jarosch)
---
src/readelf.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/src/readelf.c b/src/readelf.c
index 81451827..5f425c97 100644
--- a/src/readelf.c
+++ b/src/readelf.c
@@ -511,7 +511,7 @@ do_bid_note(struct magic_set *ms, unsigned char *nbuf, uint32_t type,
size_t noff, size_t doff, int *flags)
{
if (namesz == 4 && strcmp((char *)&nbuf[noff], "GNU") == 0 &&
- type == NT_GNU_BUILD_ID && (descsz >= 4 || descsz <= 20)) {
+ type == NT_GNU_BUILD_ID && (descsz >= 4 && descsz <= 20)) {
uint8_t desc[20];
const char *btype;
uint32_t i;