{"id":2024,"date":"2017-08-16T13:46:50","date_gmt":"2017-08-16T11:46:50","guid":{"rendered":"http:\/\/blogs.gentoo.org\/ago\/?p=2024"},"modified":"2017-09-06T09:31:02","modified_gmt":"2017-09-06T07:31:02","slug":"openjpeg-heap-based-buffer-overflow-in-opj_write_bytes_le-cio-c","status":"publish","type":"post","link":"https:\/\/blogs.gentoo.org\/ago\/2017\/08\/16\/openjpeg-heap-based-buffer-overflow-in-opj_write_bytes_le-cio-c\/","title":{"rendered":"openjpeg: heap-based buffer overflow in opj_write_bytes_LE (cio.c)"},"content":{"rendered":"<p><strong>Description<\/strong>:<br \/>\n<a href=\"http:\/\/www.openjpeg.org\">openjpeg<\/a> is an open-source JPEG 2000 library.<\/p>\n<p>The complete ASan output of the issue:<\/p>\n<pre><font size=\"2\"># opj_compress -I -cinema4K -n 1 -i $FILE -o null.jp2\r\n==133214==ERROR: AddressSanitizer: heap-buffer-overflow on address 0x61100000012b at pc 0x7f221efde81a bp 0x7ffd4c1d9ad0 sp 0x7ffd4c1d9ac8           \r\nWRITE of size 1 at 0x61100000012b thread T0                                                                                                          \r\n    #0 0x7f221efde819 in opj_write_bytes_LE \/var\/tmp\/portage\/media-libs\/openjpeg-2.2.0\/work\/openjpeg-2.2.0\/src\/lib\/openjp2\/cio.c:67:23               \r\n    #1 0x7f221f0261b8 in opj_j2k_write_sot \/var\/tmp\/portage\/media-libs\/openjpeg-2.2.0\/work\/openjpeg-2.2.0\/src\/lib\/openjp2\/j2k.c:4237:5               \r\n    #2 0x7f221f0261b8 in opj_j2k_write_all_tile_parts \/var\/tmp\/portage\/media-libs\/openjpeg-2.2.0\/work\/openjpeg-2.2.0\/src\/lib\/openjp2\/j2k.c:11604     \r\n    #3 0x7f221f0261b8 in opj_j2k_post_write_tile \/var\/tmp\/portage\/media-libs\/openjpeg-2.2.0\/work\/openjpeg-2.2.0\/src\/lib\/openjp2\/j2k.c:11273          \r\n    #4 0x7f221f0240fd in opj_j2k_encode \/var\/tmp\/portage\/media-libs\/openjpeg-2.2.0\/work\/openjpeg-2.2.0\/src\/lib\/openjp2\/j2k.c:11014:15                \r\n    #5 0x7f221f06edf8 in opj_encode \/var\/tmp\/portage\/media-libs\/openjpeg-2.2.0\/work\/openjpeg-2.2.0\/src\/lib\/openjp2\/openjpeg.c:775:20                 \r\n    #6 0x50b9a2 in main \/var\/tmp\/portage\/media-libs\/openjpeg-2.2.0\/work\/openjpeg-2.2.0\/src\/bin\/jp2\/opj_compress.c:1990:36                            \r\n    #7 0x7f221da06680 in __libc_start_main \/var\/tmp\/portage\/sys-libs\/glibc-2.23-r4\/work\/glibc-2.23\/csu\/..\/csu\/libc-start.c:289                       \r\n    #8 0x41bc78 in _start (\/usr\/bin\/opj_compress+0x41bc78)                                                                                           \r\n                                                                                                                                                     \r\n0x61100000012b is located 0 bytes to the right of 235-byte region [0x611000000040,0x61100000012b)                                                    \r\nallocated by thread T0 here:                                                                                                                         \r\n    #0 0x4d1628 in malloc \/var\/tmp\/portage\/sys-libs\/compiler-rt-sanitizers-4.0.1\/work\/compiler-rt-4.0.1.src\/lib\/asan\/asan_malloc_linux.cc:66         \r\n    #1 0x7f221f11a8a9 in opj_malloc \/var\/tmp\/portage\/media-libs\/openjpeg-2.2.0\/work\/openjpeg-2.2.0\/src\/lib\/openjp2\/opj_malloc.c:196:12               \r\n    #2 0x7f221f051260 in opj_j2k_update_rates \/var\/tmp\/portage\/media-libs\/openjpeg-2.2.0\/work\/openjpeg-2.2.0\/src\/lib\/openjp2\/j2k.c:5156:22\r\n    #3 0x7f221f027f8c in opj_j2k_exec \/var\/tmp\/portage\/media-libs\/openjpeg-2.2.0\/work\/openjpeg-2.2.0\/src\/lib\/openjp2\/j2k.c:7940:33\r\n    #4 0x7f221f027f8c in opj_j2k_start_compress \/var\/tmp\/portage\/media-libs\/openjpeg-2.2.0\/work\/openjpeg-2.2.0\/src\/lib\/openjp2\/j2k.c:11089\r\n    #5 0x7f221f059260 in opj_jp2_start_compress \/var\/tmp\/portage\/media-libs\/openjpeg-2.2.0\/work\/openjpeg-2.2.0\/src\/lib\/openjp2\/jp2.c:2474:12\r\n    #6 0x7f221f06ec9c in opj_start_compress \/var\/tmp\/portage\/media-libs\/openjpeg-2.2.0\/work\/openjpeg-2.2.0\/src\/lib\/openjp2\/openjpeg.c:758:20\r\n    #7 0x50b96f in main \/var\/tmp\/portage\/media-libs\/openjpeg-2.2.0\/work\/openjpeg-2.2.0\/src\/bin\/jp2\/opj_compress.c:1967:20\r\n    #8 0x7f221da06680 in __libc_start_main \/var\/tmp\/portage\/sys-libs\/glibc-2.23-r4\/work\/glibc-2.23\/csu\/..\/csu\/libc-start.c:289\r\n\r\nSUMMARY: AddressSanitizer: heap-buffer-overflow \/var\/tmp\/portage\/media-libs\/openjpeg-2.2.0\/work\/openjpeg-2.2.0\/src\/lib\/openjp2\/cio.c:67:23 in opj_write_bytes_LE\r\nShadow bytes around the buggy address:\r\n  0x0c227fff7fd0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00\r\n  0x0c227fff7fe0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00\r\n  0x0c227fff7ff0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00\r\n  0x0c227fff8000: fa fa fa fa fa fa fa fa 00 00 00 00 00 00 00 00\r\n  0x0c227fff8010: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00\r\n=&gt;0x0c227fff8020: 00 00 00 00 00[03]fa fa fa fa fa fa fa fa fa fa\r\n  0x0c227fff8030: fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa\r\n  0x0c227fff8040: fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa\r\n  0x0c227fff8050: fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa\r\n  0x0c227fff8060: fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa\r\n  0x0c227fff8070: fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa\r\nShadow byte legend (one shadow byte represents 8 application bytes):\r\n  Addressable:           00\r\n  Partially addressable: 01 02 03 04 05 06 07 \r\n  Heap left redzone:       fa\r\n  Freed heap region:       fd\r\n  Stack left redzone:      f1\r\n  Stack mid redzone:       f2\r\n  Stack right redzone:     f3\r\n  Stack after return:      f5\r\n  Stack use after scope:   f8\r\n  Global redzone:          f9\r\n  Global init order:       f6\r\n  Poisoned by user:        f7\r\n  Container overflow:      fc\r\n  Array cookie:            ac\r\n  Intra object redzone:    bb\r\n  ASan internal:           fe\r\n  Left alloca redzone:     ca\r\n  Right alloca redzone:    cb\r\n==133214==ABORTING\r\nCINEMA 4K profile activated\r\nOther options specified could be overridden\r\n[WARNING] JPEG 2000 Profile-4 (4k dc profile) requires:\r\nNumber of decomposition levels &gt;= 1 &amp;&amp;  Number of decomposition levels forced to 1 (rather than 2)\r\n[WARNING] JPEG 2000 Profile-3 and 4 (2k\/4k dc profile) requires:\r\nMaximum 1302083 compressed bytes @ 24fps\r\nAs no rate has been given, this limit will be used.\r\n[WARNING] JPEG 2000 Profile-3 and 4 (2k\/4k dc profile) requires:\r\nMaximum 1041666 compressed bytes @ 24fps\r\nAs no rate has been given, this limit will be used.\r\n[WARNING] JPEG 2000 Profile-3 (2k dc profile) requires:\r\nPrecision of each component shall be 12 bits unsigned-&gt; At least component 0 of input image (8 bits, unsigned) is not compliant\r\n-&gt; Non-profile-3 codestream will be generated\r\n[INFO] tile number 1 \/ 1\r\n<\/font><\/pre>\n<p><strong>Affected version:<\/strong><br \/>\n2.2.0<\/p>\n<p><strong>Fixed version:<\/strong><br \/>\nN\/A<\/p>\n<p><strong>Commit fix:<\/strong><br \/>\n<a href=\"https:\/\/github.com\/uclouvain\/openjpeg\/commit\/4241ae6fbbf1de9658764a80944dc8108f2b4154\">https:\/\/github.com\/uclouvain\/openjpeg\/commit\/4241ae6fbbf1de9658764a80944dc8108f2b4154<\/a><\/p>\n<p><strong>Credit:<\/strong><br \/>\nThis bug was discovered by Agostino Sarubbo of Gentoo.<\/p>\n<p><strong>CVE:<\/strong><br \/>\nCVE-2017-14152<\/p>\n<p><strong>Reproducer:<\/strong><br \/>\n<a href=\"https:\/\/github.com\/asarubbo\/poc\/blob\/master\/00317-openjpeg-heapoverflow-opj_write_bytes_LE\">https:\/\/github.com\/asarubbo\/poc\/blob\/master\/00317-openjpeg-heapoverflow-opj_write_bytes_LE<\/a><\/p>\n<p><strong>Timeline:<\/strong><br \/>\n2017-08-15: bug discovered and reported to upstream<br \/>\n2017-08-15: upstream released a fix<br \/>\n2017-08-16: blog post about the issue<br \/>\n2017-09-05: CVE assigned<\/p>\n<p><strong>Note:<\/strong><br \/>\nThis bug was found with <a href=\"http:\/\/lcamtuf.coredump.cx\/afl\">American Fuzzy Lop<\/a>.<br \/>\nThis bug was identified with bare metal servers donated by <a href=\"https:\/\/www.packet.net\/\">Packet<\/a>. This work is also supported by the <a href=\"https:\/\/www.coreinfrastructure.org\">Core Infrastructure Initiative<\/a>.<\/p>\n<p><strong>Permalink:<\/strong><\/p>\n<blockquote data-secret=\"VM9ZQegPso\" class=\"wp-embedded-content\"><p><a href=\"http:\/\/blogs.gentoo.org\/ago\/2017\/08\/16\/openjpeg-heap-based-buffer-overflow-in-opj_write_bytes_le-cio-c\/\">openjpeg: heap-based buffer overflow in opj_write_bytes_LE (cio.c)<\/a><\/p><\/blockquote>\n<p><iframe class=\"wp-embedded-content\" sandbox=\"allow-scripts\" security=\"restricted\" style=\"position: absolute; clip: rect(1px, 1px, 1px, 1px);\" src=\"http:\/\/blogs.gentoo.org\/ago\/2017\/08\/16\/openjpeg-heap-based-buffer-overflow-in-opj_write_bytes_le-cio-c\/embed\/#?secret=VM9ZQegPso\" data-secret=\"VM9ZQegPso\" width=\"600\" height=\"338\" title=\"&#8220;openjpeg: heap-based buffer overflow in opj_write_bytes_LE (cio.c)&#8221; &#8212; agostino&#039;s blog\" frameborder=\"0\" marginwidth=\"0\" marginheight=\"0\" scrolling=\"no\"><\/iframe><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Description: openjpeg is an open-source JPEG 2000 library. The complete ASan output of the issue: # opj_compress -I -cinema4K -n 1 -i $FILE -o null.jp2 ==133214==ERROR: AddressSanitizer: heap-buffer-overflow on address 0x61100000012b at pc 0x7f221efde81a bp 0x7ffd4c1d9ad0 sp 0x7ffd4c1d9ac8 WRITE of &hellip; <a href=\"https:\/\/blogs.gentoo.org\/ago\/2017\/08\/16\/openjpeg-heap-based-buffer-overflow-in-opj_write_bytes_le-cio-c\/\">Continue reading <span class=\"meta-nav\">&rarr;<\/span><\/a><\/p>\n","protected":false},"author":140,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"spay_email":"","jetpack_publicize_message":"","jetpack_is_tweetstorm":false,"jetpack_publicize_feature_enabled":true},"categories":[12,10],"tags":[],"jetpack_publicize_connections":[],"jetpack_featured_media_url":"","jetpack_sharing_enabled":true,"jetpack_shortlink":"https:\/\/wp.me\/p2EaBc-wE","_links":{"self":[{"href":"https:\/\/blogs.gentoo.org\/ago\/wp-json\/wp\/v2\/posts\/2024"}],"collection":[{"href":"https:\/\/blogs.gentoo.org\/ago\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/blogs.gentoo.org\/ago\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/blogs.gentoo.org\/ago\/wp-json\/wp\/v2\/users\/140"}],"replies":[{"embeddable":true,"href":"https:\/\/blogs.gentoo.org\/ago\/wp-json\/wp\/v2\/comments?post=2024"}],"version-history":[{"count":2,"href":"https:\/\/blogs.gentoo.org\/ago\/wp-json\/wp\/v2\/posts\/2024\/revisions"}],"predecessor-version":[{"id":2120,"href":"https:\/\/blogs.gentoo.org\/ago\/wp-json\/wp\/v2\/posts\/2024\/revisions\/2120"}],"wp:attachment":[{"href":"https:\/\/blogs.gentoo.org\/ago\/wp-json\/wp\/v2\/media?parent=2024"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/blogs.gentoo.org\/ago\/wp-json\/wp\/v2\/categories?post=2024"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/blogs.gentoo.org\/ago\/wp-json\/wp\/v2\/tags?post=2024"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}