{"id":2223,"date":"2017-09-14T12:38:13","date_gmt":"2017-09-14T10:38:13","guid":{"rendered":"http:\/\/blogs.gentoo.org\/ago\/?p=2223"},"modified":"2017-09-22T09:13:27","modified_gmt":"2017-09-22T07:13:27","slug":"bento4-heap-based-buffer-overflow-in-ap4_hdlratomap4_hdlratom-ap4hdlratom-cpp","status":"publish","type":"post","link":"https:\/\/blogs.gentoo.org\/ago\/2017\/09\/14\/bento4-heap-based-buffer-overflow-in-ap4_hdlratomap4_hdlratom-ap4hdlratom-cpp\/","title":{"rendered":"bento4: heap-based buffer overflow in AP4_HdlrAtom::AP4_HdlrAtom (Ap4HdlrAtom.cpp)"},"content":{"rendered":"<p><strong>Description<\/strong>:<br \/>\n<a href=\"https:\/\/www.bento4.com\/\">bento4<\/a> is a fast, modern, open source C++ toolkit for all your MP4 and MPEG DASH media format needs.<\/p>\n<p>The complete ASan output of the issue:<\/p>\n<pre><font size=\"2\"># mp42aac $FILE out.aac\r\n==10603==ERROR: AddressSanitizer: heap-buffer-overflow on address 0x6020000000af at pc 0x000000622588 bp 0x7ffccfc80f10 sp 0x7ffccfc80f08                                                                         \r\nWRITE of size 1 at 0x6020000000af thread T0                                                                                                                                                                       \r\n    #0 0x622587 in AP4_HdlrAtom::AP4_HdlrAtom(unsigned int, unsigned char, unsigned int, AP4_ByteStream&amp;) \/tmp\/Bento4-1.5.0-617\/Source\/C++\/Core\/Ap4HdlrAtom.cpp:87:21                                             \r\n    #1 0x621f4e in AP4_HdlrAtom::Create(unsigned int, AP4_ByteStream&amp;) \/tmp\/Bento4-1.5.0-617\/Source\/C++\/Core\/Ap4HdlrAtom.cpp:51:16                                                                                \r\n    #2 0x5cae91 in AP4_AtomFactory::CreateAtomFromStream(AP4_ByteStream&amp;, unsigned int, unsigned int, unsigned long long, AP4_Atom*&amp;) \/tmp\/Bento4-1.5.0-617\/Source\/C++\/Core\/Ap4AtomFactory.cpp:387:20             \r\n    #3 0x5c7fbd in AP4_AtomFactory::CreateAtomFromStream(AP4_ByteStream&amp;, unsigned long long&amp;, AP4_Atom*&amp;) \/tmp\/Bento4-1.5.0-617\/Source\/C++\/Core\/Ap4AtomFactory.cpp:220:14                                        \r\n    #4 0x60c561 in AP4_ContainerAtom::ReadChildren(AP4_AtomFactory&amp;, AP4_ByteStream&amp;, unsigned long long) \/tmp\/Bento4-1.5.0-617\/Source\/C++\/Core\/Ap4ContainerAtom.cpp:193:12                                       \r\n    #5 0x60b1d2 in AP4_ContainerAtom::AP4_ContainerAtom(unsigned int, unsigned long long, bool, AP4_ByteStream&amp;, AP4_AtomFactory&amp;) \/tmp\/Bento4-1.5.0-617\/Source\/C++\/Core\/Ap4ContainerAtom.cpp:138:5               \r\n    #6 0x60b1d2 in AP4_ContainerAtom::Create(unsigned int, unsigned long long, bool, bool, AP4_ByteStream&amp;, AP4_AtomFactory&amp;) \/tmp\/Bento4-1.5.0-617\/Source\/C++\/Core\/Ap4ContainerAtom.cpp:87                       \r\n    #7 0x5ca44c in AP4_AtomFactory::CreateAtomFromStream(AP4_ByteStream&amp;, unsigned int, unsigned int, unsigned long long, AP4_Atom*&amp;) \/tmp\/Bento4-1.5.0-617\/Source\/C++\/Core\/Ap4AtomFactory.cpp:751:20             \r\n    #8 0x5c7fbd in AP4_AtomFactory::CreateAtomFromStream(AP4_ByteStream&amp;, unsigned long long&amp;, AP4_Atom*&amp;) \/tmp\/Bento4-1.5.0-617\/Source\/C++\/Core\/Ap4AtomFactory.cpp:220:14                                        \r\n    #9 0x60c561 in AP4_ContainerAtom::ReadChildren(AP4_AtomFactory&amp;, AP4_ByteStream&amp;, unsigned long long) \/tmp\/Bento4-1.5.0-617\/Source\/C++\/Core\/Ap4ContainerAtom.cpp:193:12                                       \r\n    #10 0x60c099 in AP4_ContainerAtom::AP4_ContainerAtom(unsigned int, unsigned long long, bool, AP4_ByteStream&amp;, AP4_AtomFactory&amp;) \/tmp\/Bento4-1.5.0-617\/Source\/C++\/Core\/Ap4ContainerAtom.cpp:138:5              \r\n    #11 0x58e6ed in AP4_TrakAtom::AP4_TrakAtom(unsigned int, AP4_ByteStream&amp;, AP4_AtomFactory&amp;) \/tmp\/Bento4-1.5.0-617\/Source\/C++\/Core\/Ap4TrakAtom.cpp:165:5                                                       \r\n    #12 0x5c8e3b in AP4_TrakAtom::Create(unsigned int, AP4_ByteStream&amp;, AP4_AtomFactory&amp;) \/tmp\/Bento4-1.5.0-617\/Source\/C++\/Core\/Ap4TrakAtom.h:58:20                                                               \r\n    #13 0x5c8e3b in AP4_AtomFactory::CreateAtomFromStream(AP4_ByteStream&amp;, unsigned int, unsigned int, unsigned long long, AP4_Atom*&amp;) \/tmp\/Bento4-1.5.0-617\/Source\/C++\/Core\/Ap4AtomFactory.cpp:377               \r\n    #14 0x5c7fbd in AP4_AtomFactory::CreateAtomFromStream(AP4_ByteStream&amp;, unsigned long long&amp;, AP4_Atom*&amp;) \/tmp\/Bento4-1.5.0-617\/Source\/C++\/Core\/Ap4AtomFactory.cpp:220:14                                       \r\n    #15 0x60c561 in AP4_ContainerAtom::ReadChildren(AP4_AtomFactory&amp;, AP4_ByteStream&amp;, unsigned long long) \/tmp\/Bento4-1.5.0-617\/Source\/C++\/Core\/Ap4ContainerAtom.cpp:193:12                                      \r\n    #16 0x60c099 in AP4_ContainerAtom::AP4_ContainerAtom(unsigned int, unsigned long long, bool, AP4_ByteStream&amp;, AP4_AtomFactory&amp;) \/tmp\/Bento4-1.5.0-617\/Source\/C++\/Core\/Ap4ContainerAtom.cpp:138:5              \r\n    #17 0x5521b0 in AP4_MoovAtom::AP4_MoovAtom(unsigned int, AP4_ByteStream&amp;, AP4_AtomFactory&amp;) \/tmp\/Bento4-1.5.0-617\/Source\/C++\/Core\/Ap4MoovAtom.cpp:79:5                                                        \r\n    #18 0x5cad1d in AP4_MoovAtom::Create(unsigned int, AP4_ByteStream&amp;, AP4_AtomFactory&amp;) \/tmp\/Bento4-1.5.0-617\/Source\/C++\/Core\/Ap4MoovAtom.h:56:20                                                               \r\n    #19 0x5cad1d in AP4_AtomFactory::CreateAtomFromStream(AP4_ByteStream&amp;, unsigned int, unsigned int, unsigned long long, AP4_Atom*&amp;) \/tmp\/Bento4-1.5.0-617\/Source\/C++\/Core\/Ap4AtomFactory.cpp:357               \r\n    #20 0x5c7fbd in AP4_AtomFactory::CreateAtomFromStream(AP4_ByteStream&amp;, unsigned long long&amp;, AP4_Atom*&amp;) \/tmp\/Bento4-1.5.0-617\/Source\/C++\/Core\/Ap4AtomFactory.cpp:220:14                                       \r\n    #21 0x5c75c0 in AP4_AtomFactory::CreateAtomFromStream(AP4_ByteStream&amp;, AP4_Atom*&amp;) \/tmp\/Bento4-1.5.0-617\/Source\/C++\/Core\/Ap4AtomFactory.cpp:150:12\r\n    #22 0x54ea2c in AP4_File::ParseStream(AP4_ByteStream&amp;, AP4_AtomFactory&amp;, bool) \/tmp\/Bento4-1.5.0-617\/Source\/C++\/Core\/Ap4File.cpp:104:12\r\n    #23 0x54f0fa in AP4_File::AP4_File(AP4_ByteStream&amp;, bool) \/tmp\/Bento4-1.5.0-617\/Source\/C++\/Core\/Ap4File.cpp:78:5\r\n    #24 0x542552 in main \/tmp\/Bento4-1.5.0-617\/Source\/C++\/Apps\/Mp42Aac\/Mp42Aac.cpp:242:32\r\n    #25 0x7f37dafa8680 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    #26 0x44f3f8 in _start (\/usr\/bin\/mp42aac+0x44f3f8)\r\n\r\n0x6020000000af is located 1 bytes to the left of 1-byte region [0x6020000000b0,0x6020000000b1)\r\nallocated by thread T0 here:\r\n    #0 0x53dfb0 in operator new[](unsigned long) \/var\/tmp\/portage\/sys-libs\/compiler-rt-sanitizers-4.0.1\/work\/compiler-rt-4.0.1.src\/lib\/asan\/asan_new_delete.cc:84\r\n    #1 0x6223fa in AP4_HdlrAtom::AP4_HdlrAtom(unsigned int, unsigned char, unsigned int, AP4_ByteStream&amp;) \/tmp\/Bento4-1.5.0-617\/Source\/C++\/Core\/Ap4HdlrAtom.cpp:85:18\r\n    #2 0x621f4e in AP4_HdlrAtom::Create(unsigned int, AP4_ByteStream&amp;) \/tmp\/Bento4-1.5.0-617\/Source\/C++\/Core\/Ap4HdlrAtom.cpp:51:16\r\n    #3 0x5cae91 in AP4_AtomFactory::CreateAtomFromStream(AP4_ByteStream&amp;, unsigned int, unsigned int, unsigned long long, AP4_Atom*&amp;) \/tmp\/Bento4-1.5.0-617\/Source\/C++\/Core\/Ap4AtomFactory.cpp:387:20\r\n    #4 0x5c7fbd in AP4_AtomFactory::CreateAtomFromStream(AP4_ByteStream&amp;, unsigned long long&amp;, AP4_Atom*&amp;) \/tmp\/Bento4-1.5.0-617\/Source\/C++\/Core\/Ap4AtomFactory.cpp:220:14\r\n    #5 0x60c561 in AP4_ContainerAtom::ReadChildren(AP4_AtomFactory&amp;, AP4_ByteStream&amp;, unsigned long long) \/tmp\/Bento4-1.5.0-617\/Source\/C++\/Core\/Ap4ContainerAtom.cpp:193:12\r\n    #6 0x60b1d2 in AP4_ContainerAtom::AP4_ContainerAtom(unsigned int, unsigned long long, bool, AP4_ByteStream&amp;, AP4_AtomFactory&amp;) \/tmp\/Bento4-1.5.0-617\/Source\/C++\/Core\/Ap4ContainerAtom.cpp:138:5\r\n    #7 0x60b1d2 in AP4_ContainerAtom::Create(unsigned int, unsigned long long, bool, bool, AP4_ByteStream&amp;, AP4_AtomFactory&amp;) \/tmp\/Bento4-1.5.0-617\/Source\/C++\/Core\/Ap4ContainerAtom.cpp:87\r\n    #8 0x5ca44c in AP4_AtomFactory::CreateAtomFromStream(AP4_ByteStream&amp;, unsigned int, unsigned int, unsigned long long, AP4_Atom*&amp;) \/tmp\/Bento4-1.5.0-617\/Source\/C++\/Core\/Ap4AtomFactory.cpp:751:20\r\n    #9 0x5c7fbd in AP4_AtomFactory::CreateAtomFromStream(AP4_ByteStream&amp;, unsigned long long&amp;, AP4_Atom*&amp;) \/tmp\/Bento4-1.5.0-617\/Source\/C++\/Core\/Ap4AtomFactory.cpp:220:14\r\n    #10 0x60c561 in AP4_ContainerAtom::ReadChildren(AP4_AtomFactory&amp;, AP4_ByteStream&amp;, unsigned long long) \/tmp\/Bento4-1.5.0-617\/Source\/C++\/Core\/Ap4ContainerAtom.cpp:193:12\r\n    #11 0x60c099 in AP4_ContainerAtom::AP4_ContainerAtom(unsigned int, unsigned long long, bool, AP4_ByteStream&amp;, AP4_AtomFactory&amp;) \/tmp\/Bento4-1.5.0-617\/Source\/C++\/Core\/Ap4ContainerAtom.cpp:138:5\r\n    #12 0x58e6ed in AP4_TrakAtom::AP4_TrakAtom(unsigned int, AP4_ByteStream&amp;, AP4_AtomFactory&amp;) \/tmp\/Bento4-1.5.0-617\/Source\/C++\/Core\/Ap4TrakAtom.cpp:165:5\r\n    #13 0x5c8e3b in AP4_TrakAtom::Create(unsigned int, AP4_ByteStream&amp;, AP4_AtomFactory&amp;) \/tmp\/Bento4-1.5.0-617\/Source\/C++\/Core\/Ap4TrakAtom.h:58:20\r\n    #14 0x5c8e3b in AP4_AtomFactory::CreateAtomFromStream(AP4_ByteStream&amp;, unsigned int, unsigned int, unsigned long long, AP4_Atom*&amp;) \/tmp\/Bento4-1.5.0-617\/Source\/C++\/Core\/Ap4AtomFactory.cpp:377\r\n    #15 0x5c7fbd in AP4_AtomFactory::CreateAtomFromStream(AP4_ByteStream&amp;, unsigned long long&amp;, AP4_Atom*&amp;) \/tmp\/Bento4-1.5.0-617\/Source\/C++\/Core\/Ap4AtomFactory.cpp:220:14\r\n    #16 0x60c561 in AP4_ContainerAtom::ReadChildren(AP4_AtomFactory&amp;, AP4_ByteStream&amp;, unsigned long long) \/tmp\/Bento4-1.5.0-617\/Source\/C++\/Core\/Ap4ContainerAtom.cpp:193:12\r\n    #17 0x60c099 in AP4_ContainerAtom::AP4_ContainerAtom(unsigned int, unsigned long long, bool, AP4_ByteStream&amp;, AP4_AtomFactory&amp;) \/tmp\/Bento4-1.5.0-617\/Source\/C++\/Core\/Ap4ContainerAtom.cpp:138:5\r\n    #18 0x5521b0 in AP4_MoovAtom::AP4_MoovAtom(unsigned int, AP4_ByteStream&amp;, AP4_AtomFactory&amp;) \/tmp\/Bento4-1.5.0-617\/Source\/C++\/Core\/Ap4MoovAtom.cpp:79:5\r\n    #19 0x5cad1d in AP4_MoovAtom::Create(unsigned int, AP4_ByteStream&amp;, AP4_AtomFactory&amp;) \/tmp\/Bento4-1.5.0-617\/Source\/C++\/Core\/Ap4MoovAtom.h:56:20\r\n    #20 0x5cad1d in AP4_AtomFactory::CreateAtomFromStream(AP4_ByteStream&amp;, unsigned int, unsigned int, unsigned long long, AP4_Atom*&amp;) \/tmp\/Bento4-1.5.0-617\/Source\/C++\/Core\/Ap4AtomFactory.cpp:357\r\n    #21 0x5c7fbd in AP4_AtomFactory::CreateAtomFromStream(AP4_ByteStream&amp;, unsigned long long&amp;, AP4_Atom*&amp;) \/tmp\/Bento4-1.5.0-617\/Source\/C++\/Core\/Ap4AtomFactory.cpp:220:14\r\n    #22 0x5c75c0 in AP4_AtomFactory::CreateAtomFromStream(AP4_ByteStream&amp;, AP4_Atom*&amp;) \/tmp\/Bento4-1.5.0-617\/Source\/C++\/Core\/Ap4AtomFactory.cpp:150:12\r\n    #23 0x54ea2c in AP4_File::ParseStream(AP4_ByteStream&amp;, AP4_AtomFactory&amp;, bool) \/tmp\/Bento4-1.5.0-617\/Source\/C++\/Core\/Ap4File.cpp:104:12\r\n    #24 0x54f0fa in AP4_File::AP4_File(AP4_ByteStream&amp;, bool) \/tmp\/Bento4-1.5.0-617\/Source\/C++\/Core\/Ap4File.cpp:78:5\r\n    #25 0x542552 in main \/tmp\/Bento4-1.5.0-617\/Source\/C++\/Apps\/Mp42Aac\/Mp42Aac.cpp:242:32\r\n    #26 0x7f37dafa8680 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 \/tmp\/Bento4-1.5.0-617\/Source\/C++\/Core\/Ap4HdlrAtom.cpp:87:21 in AP4_HdlrAtom::AP4_HdlrAtom(unsigned int, unsigned char, unsigned int, AP4_ByteStream&amp;)\r\nShadow bytes around the buggy address:\r\n  0x0c047fff7fc0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00\r\n  0x0c047fff7fd0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00\r\n  0x0c047fff7fe0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00\r\n  0x0c047fff7ff0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00\r\n  0x0c047fff8000: fa fa 00 00 fa fa 00 00 fa fa 00 00 fa fa 00 00\r\n=&gt;0x0c047fff8010: fa fa 04 fa fa[fa]01 fa fa fa fa fa fa fa fa fa\r\n  0x0c047fff8020: fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa\r\n  0x0c047fff8030: fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa\r\n  0x0c047fff8040: fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa\r\n  0x0c047fff8050: fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa\r\n  0x0c047fff8060: 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==10603==ABORTING\r\n<\/font><\/pre>\n<p><strong>Affected version:<\/strong><br \/>\n1.5.0-617<\/p>\n<p><strong>Fixed version:<\/strong><br \/>\nN\/A<\/p>\n<p><strong>Commit fix:<\/strong><br \/>\nThe maintainer said that one of the previous commit fixed this issue. It needs a bisect.<\/p>\n<p><strong>Credit:<\/strong><br \/>\nThis bug was discovered by Agostino Sarubbo of Gentoo.<\/p>\n<p><strong>CVE:<\/strong><br \/>\nCVE-2017-14644<\/p>\n<p><strong>Reproducer:<\/strong><br \/>\n<a href=\"https:\/\/github.com\/asarubbo\/poc\/blob\/master\/00340-bento4-heapoverflow-AP4_HdlrAtom_AP4_HdlrAtom\">https:\/\/github.com\/asarubbo\/poc\/blob\/master\/00340-bento4-heapoverflow-AP4_HdlrAtom_AP4_HdlrAtom<\/a><\/p>\n<p><strong>Timeline:<\/strong><br \/>\n2017-09-08: bug discovered and reported to upstream<br \/>\n2017-09-14: blog post about the issue<br \/>\n2017-09-21: 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=\"m01O8pcbpc\" class=\"wp-embedded-content\"><p><a href=\"http:\/\/blogs.gentoo.org\/ago\/2017\/09\/14\/bento4-heap-based-buffer-overflow-in-ap4_hdlratomap4_hdlratom-ap4hdlratom-cpp\/\">bento4: heap-based buffer overflow in AP4_HdlrAtom::AP4_HdlrAtom (Ap4HdlrAtom.cpp)<\/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\/09\/14\/bento4-heap-based-buffer-overflow-in-ap4_hdlratomap4_hdlratom-ap4hdlratom-cpp\/embed\/#?secret=m01O8pcbpc\" data-secret=\"m01O8pcbpc\" width=\"600\" height=\"338\" title=\"&#8220;bento4: heap-based buffer overflow in AP4_HdlrAtom::AP4_HdlrAtom (Ap4HdlrAtom.cpp)&#8221; &#8212; agostino&#039;s blog\" frameborder=\"0\" marginwidth=\"0\" marginheight=\"0\" scrolling=\"no\"><\/iframe><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Description: bento4 is a fast, modern, open source C++ toolkit for all your MP4 and MPEG DASH media format needs. The complete ASan output of the issue: # mp42aac $FILE out.aac ==10603==ERROR: AddressSanitizer: heap-buffer-overflow on address 0x6020000000af at pc 0x000000622588 &hellip; <a href=\"https:\/\/blogs.gentoo.org\/ago\/2017\/09\/14\/bento4-heap-based-buffer-overflow-in-ap4_hdlratomap4_hdlratom-ap4hdlratom-cpp\/\">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-zR","_links":{"self":[{"href":"https:\/\/blogs.gentoo.org\/ago\/wp-json\/wp\/v2\/posts\/2223"}],"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=2223"}],"version-history":[{"count":4,"href":"https:\/\/blogs.gentoo.org\/ago\/wp-json\/wp\/v2\/posts\/2223\/revisions"}],"predecessor-version":[{"id":2293,"href":"https:\/\/blogs.gentoo.org\/ago\/wp-json\/wp\/v2\/posts\/2223\/revisions\/2293"}],"wp:attachment":[{"href":"https:\/\/blogs.gentoo.org\/ago\/wp-json\/wp\/v2\/media?parent=2223"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/blogs.gentoo.org\/ago\/wp-json\/wp\/v2\/categories?post=2223"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/blogs.gentoo.org\/ago\/wp-json\/wp\/v2\/tags?post=2223"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}