[Buildroot] [git commit branch/2020.02.x] package/upx: security bump to version 3.96

[Peter Korsgaard]

commit: https://git.buildroot.net/buildroot/commit/?id=4794e9ff85aa9b0fd44bee5da762c27045bb9adb
branch: https://git.buildroot.net/buildroot/commit/?id=refs/heads/2020.02.x

- Switch site to github to get latest release
- Fix CVE-2019-20805: p_lx_elf.cpp in UPX before 3.96 has an integer
  overflow during unpacking via crafted values in a PT_DYNAMIC segment.
- Fix CERT-FI Case 829767 UPX command line tools segfaults.

Signed-off-by: Fabrice Fontaine <fontaine.fabrice at gmail.com>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni at bootlin.com>
(cherry picked from commit 0f57837f6a1c31fd986fea1a86802ce6bc33d5f6)
Signed-off-by: Peter Korsgaard <peter at korsgaard.com>
---
 package/upx/upx.hash | 2 +-
 package/upx/upx.mk   | 6 +++---
 2 files changed, 4 insertions(+), 4 deletions(-)

diff --git a/package/upx/upx.hash b/package/upx/upx.hash
index cc7fb66c97..7f3698ca0d 100644
--- a/package/upx/upx.hash
+++ b/package/upx/upx.hash
@@ -1,3 +1,3 @@
 # Locally computed:
-sha256  527ce757429841f51675352b1f9f6fc8ad97b18002080d7bf8672c466d8c6a3c  upx-3.91-src.tar.bz2
+sha256  47774df5c958f2868ef550fb258b97c73272cb1f44fe776b798e393465993714  upx-3.96-src.tar.xz
 sha256  8177f97513213526df2cf6184d8ff986c675afb514d4e68a404010521b880643  COPYING
diff --git a/package/upx/upx.mk b/package/upx/upx.mk
index c554553ce9..c577dfc2df 100644
--- a/package/upx/upx.mk
+++ b/package/upx/upx.mk
@@ -4,9 +4,9 @@
 #
 ################################################################################
 
-UPX_VERSION = 3.91
-UPX_SITE = http://upx.sourceforge.net/download
-UPX_SOURCE = upx-$(UPX_VERSION)-src.tar.bz2
+UPX_VERSION = 3.96
+UPX_SITE = https://github.com/upx/upx/releases/download/v$(UPX_VERSION)
+UPX_SOURCE = upx-$(UPX_VERSION)-src.tar.xz
 UPX_LICENSE = GPL-2.0+
 UPX_LICENSE_FILES = COPYING