From 1c7d6584a7811b7785ae5c1e378f14b5ba0971cf Mon Sep 17 00:00:00 2001 From: takeshi_hoshina Date: Mon, 2 Nov 2020 11:07:33 +0900 Subject: basesystem-jj recipes --- .../recipes-extended/tar/tar/CVE-2018-20482.patch | 405 --------------------- 1 file changed, 405 deletions(-) delete mode 100644 external/poky/meta/recipes-extended/tar/tar/CVE-2018-20482.patch (limited to 'external/poky/meta/recipes-extended/tar/tar/CVE-2018-20482.patch') diff --git a/external/poky/meta/recipes-extended/tar/tar/CVE-2018-20482.patch b/external/poky/meta/recipes-extended/tar/tar/CVE-2018-20482.patch deleted file mode 100644 index 2a131484..00000000 --- a/external/poky/meta/recipes-extended/tar/tar/CVE-2018-20482.patch +++ /dev/null @@ -1,405 +0,0 @@ -From 331be56598b284d41370c67046df25673b040a55 Mon Sep 17 00:00:00 2001 -From: Sergey Poznyakoff -Date: Thu, 27 Dec 2018 17:48:57 +0200 -Subject: [PATCH] Fix CVE-2018-20482 - -* NEWS: Update. -* src/sparse.c (sparse_dump_region): Handle short read condition. -(sparse_extract_region,check_data_region): Fix dumped_size calculation. -Handle short read condition. -(pax_decode_header): Fix dumped_size calculation. -* tests/Makefile.am: Add new testcases. -* tests/testsuite.at: Likewise. - -* tests/sptrcreat.at: New file. -* tests/sptrdiff00.at: New file. -* tests/sptrdiff01.at: New file. - -CVE: CVE-2018-20482 -Upstream-Status: Backport -[http://git.savannah.gnu.org/cgit/tar.git/commit/?id=c15c42ccd1e2377945fd0414eca1a49294bff454] - -Signed-off-by: Dan Tran ---- - src/sparse.c | 50 +++++++++++++++++++++++++++++++----- - tests/Makefile.am | 5 +++- - tests/sptrcreat.at | 62 +++++++++++++++++++++++++++++++++++++++++++++ - tests/sptrdiff00.at | 55 ++++++++++++++++++++++++++++++++++++++++ - tests/sptrdiff01.at | 55 ++++++++++++++++++++++++++++++++++++++++ - tests/testsuite.at | 5 +++- - 6 files changed, 224 insertions(+), 8 deletions(-) - create mode 100644 tests/sptrcreat.at - create mode 100644 tests/sptrdiff00.at - create mode 100644 tests/sptrdiff01.at - -diff --git a/src/sparse.c b/src/sparse.c -index 0830f62..e8e8259 100644 ---- a/src/sparse.c -+++ b/src/sparse.c -@@ -1,6 +1,6 @@ - /* Functions for dealing with sparse files - -- Copyright 2003-2007, 2010, 2013-2017 Free Software Foundation, Inc. -+ Copyright 2003-2007, 2010, 2013-2018 Free Software Foundation, Inc. - - 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 -@@ -427,6 +427,30 @@ sparse_dump_region (struct tar_sparse_file *file, size_t i) - bufsize); - return false; - } -+ else if (bytes_read == 0) -+ { -+ char buf[UINTMAX_STRSIZE_BOUND]; -+ struct stat st; -+ size_t n; -+ if (fstat (file->fd, &st) == 0) -+ n = file->stat_info->stat.st_size - st.st_size; -+ else -+ n = file->stat_info->stat.st_size -+ - (file->stat_info->sparse_map[i].offset -+ + file->stat_info->sparse_map[i].numbytes -+ - bytes_left); -+ -+ WARNOPT (WARN_FILE_SHRANK, -+ (0, 0, -+ ngettext ("%s: File shrank by %s byte; padding with zeros", -+ "%s: File shrank by %s bytes; padding with zeros", -+ n), -+ quotearg_colon (file->stat_info->orig_file_name), -+ STRINGIFY_BIGINT (n, buf))); -+ if (! ignore_failed_read_option) -+ set_exit_status (TAREXIT_DIFFERS); -+ return false; -+ } - - memset (blk->buffer + bytes_read, 0, BLOCKSIZE - bytes_read); - bytes_left -= bytes_read; -@@ -464,9 +488,9 @@ sparse_extract_region (struct tar_sparse_file *file, size_t i) - return false; - } - set_next_block_after (blk); -+ file->dumped_size += BLOCKSIZE; - count = blocking_write (file->fd, blk->buffer, wrbytes); - write_size -= count; -- file->dumped_size += count; - mv_size_left (file->stat_info->archive_file_size - file->dumped_size); - file->offset += count; - if (count != wrbytes) -@@ -598,6 +622,12 @@ check_sparse_region (struct tar_sparse_file *file, off_t beg, off_t end) - rdsize); - return false; - } -+ else if (bytes_read == 0) -+ { -+ report_difference (file->stat_info, _("Size differs")); -+ return false; -+ } -+ - if (!zero_block_p (diff_buffer, bytes_read)) - { - char begbuf[INT_BUFSIZE_BOUND (off_t)]; -@@ -609,6 +639,7 @@ check_sparse_region (struct tar_sparse_file *file, off_t beg, off_t end) - - beg += bytes_read; - } -+ - return true; - } - -@@ -635,6 +666,7 @@ check_data_region (struct tar_sparse_file *file, size_t i) - return false; - } - set_next_block_after (blk); -+ file->dumped_size += BLOCKSIZE; - bytes_read = safe_read (file->fd, diff_buffer, rdsize); - if (bytes_read == SAFE_READ_ERROR) - { -@@ -645,7 +677,11 @@ check_data_region (struct tar_sparse_file *file, size_t i) - rdsize); - return false; - } -- file->dumped_size += bytes_read; -+ else if (bytes_read == 0) -+ { -+ report_difference (¤t_stat_info, _("Size differs")); -+ return false; -+ } - size_left -= bytes_read; - mv_size_left (file->stat_info->archive_file_size - file->dumped_size); - if (memcmp (blk->buffer, diff_buffer, rdsize)) -@@ -1213,7 +1249,8 @@ pax_decode_header (struct tar_sparse_file *file) - union block *blk; - char *p; - size_t i; -- -+ off_t start; -+ - #define COPY_BUF(b,buf,src) do \ - { \ - char *endp = b->buffer + BLOCKSIZE; \ -@@ -1229,7 +1266,6 @@ pax_decode_header (struct tar_sparse_file *file) - if (src == endp) \ - { \ - set_next_block_after (b); \ -- file->dumped_size += BLOCKSIZE; \ - b = find_next_block (); \ - if (!b) \ - FATAL_ERROR ((0, 0, _("Unexpected EOF in archive"))); \ -@@ -1242,8 +1278,8 @@ pax_decode_header (struct tar_sparse_file *file) - dst[-1] = 0; \ - } while (0) - -+ start = current_block_ordinal (); - set_next_block_after (current_header); -- file->dumped_size += BLOCKSIZE; - blk = find_next_block (); - if (!blk) - FATAL_ERROR ((0, 0, _("Unexpected EOF in archive"))); -@@ -1282,6 +1318,8 @@ pax_decode_header (struct tar_sparse_file *file) - sparse_add_map (file->stat_info, &sp); - } - set_next_block_after (blk); -+ -+ file->dumped_size += BLOCKSIZE * (current_block_ordinal () - start); - } - - return true; -diff --git a/tests/Makefile.am b/tests/Makefile.am -index 2d7939d..ac3b6e7 100644 ---- a/tests/Makefile.am -+++ b/tests/Makefile.am -@@ -1,6 +1,6 @@ - # Makefile for GNU tar regression tests. - --# Copyright 1996-1997, 1999-2001, 2003-2007, 2009, 2012-2015 Free Software -+# Copyright 1996-1997, 1999-2001, 2003-2007, 2009, 2012-2018 Free Software - - # This file is part of GNU tar. - -@@ -228,6 +228,9 @@ TESTSUITE_AT = \ - spmvp00.at\ - spmvp01.at\ - spmvp10.at\ -+ sptrcreat.at\ -+ sptrdiff00.at\ -+ sptrdiff01.at\ - time01.at\ - time02.at\ - truncate.at\ -diff --git a/tests/sptrcreat.at b/tests/sptrcreat.at -new file mode 100644 -index 0000000..8e28f0e ---- /dev/null -+++ b/tests/sptrcreat.at -@@ -0,0 +1,62 @@ -+# Process this file with autom4te to create testsuite. -*- Autotest -*- -+ -+# Test suite for GNU tar. -+# Copyright 2018 Free Software Foundation, Inc. -+ -+# This file is part of GNU tar. -+ -+# GNU tar 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. -+ -+# GNU tar 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 . -+ -+# Tar up to 1.30 would loop endlessly if a sparse file had been truncated -+# while being archived (with --sparse flag). -+# -+# The bug has been assigned id CVE-2018-20482 (on the grounds that it is a -+# denial of service possibility). -+# -+# Reported by: Chris Siebenmann -+# References: <20181226223948.781EB32008E@apps1.cs.toronto.edu>, -+# -+# -+# -+ -+AT_SETUP([sparse file truncated while archiving]) -+AT_KEYWORDS([truncate filechange sparse sptr sptrcreat]) -+ -+AT_TAR_CHECK([ -+genfile --sparse --block-size=1024 --file foo \ -+ 0 ABCDEFGHIJ 1M ABCDEFGHIJ 10M ABCDEFGHIJ 200M ABCDEFGHIJ -+genfile --file baz -+genfile --run --checkpoint 3 --length 200m --truncate foo -- \ -+ tar --checkpoint=1 \ -+ --checkpoint-action=echo \ -+ --checkpoint-action=sleep=1 \ -+ --sparse -vcf bar foo baz -+echo Exit status: $? -+echo separator -+genfile --file foo --seek 200m --length 11575296 --pattern=zeros -+tar dvf bar], -+[1], -+[foo -+baz -+Exit status: 1 -+separator -+foo -+foo: Mod time differs -+baz -+], -+[tar: foo: File shrank by 11575296 bytes; padding with zeros -+], -+[],[],[posix, gnu, oldgnu]) -+ -+AT_CLEANUP -diff --git a/tests/sptrdiff00.at b/tests/sptrdiff00.at -new file mode 100644 -index 0000000..c410561 ---- /dev/null -+++ b/tests/sptrdiff00.at -@@ -0,0 +1,55 @@ -+# Process this file with autom4te to create testsuite. -*- Autotest -*- -+# -+# Test suite for GNU tar. -+# Copyright 2018 Free Software Foundation, Inc. -+# -+# This file is part of GNU tar. -+# -+# GNU tar 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. -+# -+# GNU tar 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 . -+ -+# While fixing CVE-2018-20482 (see sptrcreat.at) it has been discovered -+# that similar bug exists in file checking code (tar d). -+# This test case checks if tar correctly handles a short read condition -+# appearing in check_sparse_region. -+ -+AT_SETUP([file truncated in sparse region while comparing]) -+AT_KEYWORDS([truncate filechange sparse sptr sptrdiff diff]) -+ -+# This triggers short read in check_sparse_region. -+AT_TAR_CHECK([ -+genfile --sparse --block-size=1024 --file foo \ -+ 0 ABCDEFGHIJ 1M ABCDEFGHIJ 10M ABCDEFGHIJ 200M ABCDEFGHIJ -+genfile --file baz -+echo creating -+tar --sparse -vcf bar foo baz -+echo comparing -+genfile --run --checkpoint 3 --length 200m --truncate foo -- \ -+ tar --checkpoint=1 \ -+ --checkpoint-action=echo='Write checkpoint %u' \ -+ --checkpoint-action=sleep=1 \ -+ --sparse -vdf bar -+], -+[1], -+[creating -+foo -+baz -+comparing -+foo -+foo: Size differs -+baz -+], -+[], -+[],[],[posix, gnu, oldgnu]) -+ -+AT_CLEANUP -diff --git a/tests/sptrdiff01.at b/tests/sptrdiff01.at -new file mode 100644 -index 0000000..2da2267 ---- /dev/null -+++ b/tests/sptrdiff01.at -@@ -0,0 +1,55 @@ -+# Process this file with autom4te to create testsuite. -*- Autotest -*- -+# -+# Test suite for GNU tar. -+# Copyright 2018 Free Software Foundation, Inc. -+# -+# This file is part of GNU tar. -+# -+# GNU tar 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. -+# -+# GNU tar 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 . -+ -+# While fixing CVE-2018-20482 (see sptrcreat.at) it has been discovered -+# that similar bug exists in file checking code (tar d). -+# This test case checks if tar correctly handles a short read condition -+# appearing in check_data_region. -+ -+AT_SETUP([file truncated in data region while comparing]) -+AT_KEYWORDS([truncate filechange sparse sptr sptrdiff diff]) -+ -+# This triggers short read in check_data_region. -+AT_TAR_CHECK([ -+genfile --sparse --block-size=1024 --file foo \ -+ 0 ABCDEFGHIJ 1M ABCDEFGHIJ 10M ABCDEFGHIJ 200M ABCDEFGHIJ -+genfile --file baz -+echo creating -+tar --sparse -vcf bar foo baz -+echo comparing -+genfile --run --checkpoint 5 --length 221278210 --truncate foo -- \ -+ tar --checkpoint=1 \ -+ --checkpoint-action=echo='Write checkpoint %u' \ -+ --checkpoint-action=sleep=1 \ -+ --sparse -vdf bar -+], -+[1], -+[creating -+foo -+baz -+comparing -+foo -+foo: Size differs -+baz -+], -+[], -+[],[],[posix, gnu, oldgnu]) -+ -+AT_CLEANUP -diff --git a/tests/testsuite.at b/tests/testsuite.at -index 2a83757..23386f7 100644 ---- a/tests/testsuite.at -+++ b/tests/testsuite.at -@@ -1,7 +1,7 @@ - # Process this file with autom4te to create testsuite. -*- Autotest -*- - - # Test suite for GNU tar. --# Copyright 2004-2008, 2010-2017 Free Software Foundation, Inc. -+# Copyright 2004-2008, 2010-2018 Free Software Foundation, Inc. - - # This file is part of GNU tar. - -@@ -405,6 +405,9 @@ m4_include([sparsemv.at]) - m4_include([spmvp00.at]) - m4_include([spmvp01.at]) - m4_include([spmvp10.at]) -+m4_include([sptrcreat.at]) -+m4_include([sptrdiff00.at]) -+m4_include([sptrdiff01.at]) - - AT_BANNER([Updates]) - m4_include([update.at]) --- -2.22.0.vfs.1.1.57.gbaf16c8 - -- cgit 1.2.3-korg