Files
bpfire/lfs/expat
Adolf Belka 251f023f46 expat: Update to version 2.4.6 - Security/CVE fixes
- Update from 2.4.4 to 2.4.6
- Update of rootfile
- Changelog
   Release 2.4.6 Sun February 20 2022
      Bug fixes:
            #566  Fix a regression introduced by the fix for CVE-2022-25313
                    in release 2.4.5 that affects applications that (1)
                    call function XML_SetElementDeclHandler and (2) are
                    parsing XML that contains nested element declarations
                    (e.g. "<!ELEMENT junk ((bar|foo|xyz+), zebra*)>").
   Release 2.4.5 Fri February 18 2022
      Security fixes:
            #562  CVE-2022-25235 -- Passing malformed 2- and 3-byte UTF-8
                    sequences (e.g. from start tag names) to the XML
                    processing application on top of Expat can cause
                    arbitrary damage (e.g. code execution) depending
                    on how invalid UTF-8 is handled inside the XML
                    processor; validation was not their job but Expat's.
                    Exploits with code execution are known to exist.
            #561  CVE-2022-25236 -- Passing (one or more) namespace separator
                    characters in "xmlns[:prefix]" attribute values
                    made Expat send malformed tag names to the XML
                    processor on top of Expat which can cause
                    arbitrary damage (e.g. code execution) depending
                    on such unexpectable cases are handled inside the XML
                    processor; validation was not their job but Expat's.
                    Exploits with code execution are known to exist.
            #558  CVE-2022-25313 -- Fix stack exhaustion in doctype parsing
                    that could be triggered by e.g. a 2 megabytes
                    file with a large number of opening braces.
                    Expected impact is denial of service or potentially
                    arbitrary code execution.
            #560  CVE-2022-25314 -- Fix integer overflow in function copyString;
                    only affects the encoding name parameter at parser creation
                    time which is often hardcoded (rather than user input),
                    takes a value in the gigabytes to trigger, and a 64-bit
                    machine.  Expected impact is denial of service.
            #559  CVE-2022-25315 -- Fix integer overflow in function storeRawNames;
                    needs input in the gigabytes and a 64-bit machine.
                    Expected impact is denial of service or potentially
                    arbitrary code execution.

Signed-off-by: Adolf Belka <adolf.belka@ipfire.org>
Reviewed-by: Michael Tremer <michael.tremer@ipfire.org>
2022-02-21 20:55:00 +00:00

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###############################################################################
# #
# IPFire.org - A linux based firewall #
# Copyright (C) 2007-2018 IPFire Team <info@ipfire.org> #
# #
# This program is free software: you can redistribute it and/or modify #
# it under the terms of the GNU General Public License as published by #
# the Free Software Foundation, either version 3 of the License, or #
# (at your option) any later version. #
# #
# This program is distributed in the hope that it will be useful, #
# but WITHOUT ANY WARRANTY; without even the implied warranty of #
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the #
# GNU General Public License for more details. #
# #
# You should have received a copy of the GNU General Public License #
# along with this program. If not, see <http://www.gnu.org/licenses/>. #
# #
###############################################################################
###############################################################################
# Definitions
###############################################################################
include Config
VER = 2.4.6
THISAPP = expat-$(VER)
DL_FILE = $(THISAPP).tar.bz2
DL_FROM = $(URL_IPFIRE)
DIR_APP = $(DIR_SRC)/$(THISAPP)
TARGET = $(DIR_INFO)/$(THISAPP)
###############################################################################
# Top-level Rules
###############################################################################
objects = $(DL_FILE)
$(DL_FILE) = $(DL_FROM)/$(DL_FILE)
$(DL_FILE)_MD5 = eb735f87dac7d50007259929b0674aa6
install : $(TARGET)
check : $(patsubst %,$(DIR_CHK)/%,$(objects))
download :$(patsubst %,$(DIR_DL)/%,$(objects))
md5 : $(subst %,%_MD5,$(objects))
###############################################################################
# Downloading, checking, md5sum
###############################################################################
$(patsubst %,$(DIR_CHK)/%,$(objects)) :
@$(CHECK)
$(patsubst %,$(DIR_DL)/%,$(objects)) :
@$(LOAD)
$(subst %,%_MD5,$(objects)) :
@$(MD5)
###############################################################################
# Installation Details
###############################################################################
$(TARGET) : $(patsubst %,$(DIR_DL)/%,$(objects))
@$(PREBUILD)
@rm -rf $(DIR_APP) && cd $(DIR_SRC) && tar axf $(DIR_DL)/$(DL_FILE)
$(UPDATE_AUTOMAKE)
cd $(DIR_APP) && ./configure \
--prefix=/usr \
--disable-static
cd $(DIR_APP) && make $(MAKETUNING)
cd $(DIR_APP) && make install
cd $(DIR_APP) && install -v -m755 -d /usr/share/doc/$(THISAPP)
cd $(DIR_APP) && install -v -m644 doc/*.{html,css} /usr/share/doc/$(THISAPP)
@rm -rf $(DIR_APP)
@$(POSTBUILD)