From 8aa8bc77ef311b1c9dffcd2e2c0da610697b89fd Mon Sep 17 00:00:00 2001 From: Changqing Li Date: Tue, 28 Aug 2018 17:03:51 +0800 Subject: squashfs-tools: patch for CVE-2015-4645(4646) Signed-off-by: Changqing Li Signed-off-by: Richard Purdie --- ...-squashfs-tools-patch-for-CVE-2015-4645-6.patch | 47 ++++++++++++++++++++++ .../squashfs-tools/squashfs-tools_git.bb | 1 + 2 files changed, 48 insertions(+) create mode 100644 meta/recipes-devtools/squashfs-tools/squashfs-tools/0001-squashfs-tools-patch-for-CVE-2015-4645-6.patch diff --git a/meta/recipes-devtools/squashfs-tools/squashfs-tools/0001-squashfs-tools-patch-for-CVE-2015-4645-6.patch b/meta/recipes-devtools/squashfs-tools/squashfs-tools/0001-squashfs-tools-patch-for-CVE-2015-4645-6.patch new file mode 100644 index 0000000000..2261ea94b7 --- /dev/null +++ b/meta/recipes-devtools/squashfs-tools/squashfs-tools/0001-squashfs-tools-patch-for-CVE-2015-4645-6.patch @@ -0,0 +1,47 @@ +From 3c0d67184d6edb63f3b7d6d5eb81531daa6388f3 Mon Sep 17 00:00:00 2001 +From: Changqing Li +Date: Tue, 28 Aug 2018 16:25:36 +0800 +Subject: [PATCH] squashfs-tools: patch for CVE-2015-4645(6) + +Upstream-Status: Backport[https://github.com/devttys0/sasquatch/pull/ + 5/commits/6777e08cc38bc780d27c69c1d8c272867b74524f] + +CVE: CVE-2015-4645 CVE-2015-4646 + +Signed-off-by: Changqing Li +--- + squashfs-tools/unsquash-4.c | 11 ++++++++--- + 1 file changed, 8 insertions(+), 3 deletions(-) + +diff --git a/squashfs-tools/unsquash-4.c b/squashfs-tools/unsquash-4.c +index ecdaac7..692ae25 100644 +--- a/squashfs-tools/unsquash-4.c ++++ b/squashfs-tools/unsquash-4.c +@@ -31,9 +31,9 @@ static unsigned int *id_table; + int read_fragment_table_4(long long *directory_table_end) + { + int res, i; +- int bytes = SQUASHFS_FRAGMENT_BYTES(sBlk.s.fragments); +- int indexes = SQUASHFS_FRAGMENT_INDEXES(sBlk.s.fragments); +- long long fragment_table_index[indexes]; ++ size_t bytes = SQUASHFS_FRAGMENT_BYTES(sBlk.s.fragments); ++ size_t indexes = SQUASHFS_FRAGMENT_INDEXES(sBlk.s.fragments); ++ long long *fragment_table_index; + + TRACE("read_fragment_table: %d fragments, reading %d fragment indexes " + "from 0x%llx\n", sBlk.s.fragments, indexes, +@@ -43,6 +43,11 @@ int read_fragment_table_4(long long *directory_table_end) + *directory_table_end = sBlk.s.fragment_table_start; + return TRUE; + } ++ ++ fragment_table_index = malloc(indexes*sizeof(long long)); ++ if(fragment_table_index == NULL) ++ EXIT_UNSQUASH("read_fragment_table: failed to allocate " ++ "fragment table index\n"); + + fragment_table = malloc(bytes); + if(fragment_table == NULL) +-- +2.7.4 + diff --git a/meta/recipes-devtools/squashfs-tools/squashfs-tools_git.bb b/meta/recipes-devtools/squashfs-tools/squashfs-tools_git.bb index 4bee3713a7..2f41263457 100644 --- a/meta/recipes-devtools/squashfs-tools/squashfs-tools_git.bb +++ b/meta/recipes-devtools/squashfs-tools/squashfs-tools_git.bb @@ -15,6 +15,7 @@ SRC_URI = "git://github.com/plougher/squashfs-tools.git;protocol=https \ file://0001-mksquashfs.c-get-inline-functions-work-with-C99.patch;striplevel=2 \ file://squashfs-tools-4.3-sysmacros.patch;striplevel=2 \ file://fix-compat.patch \ + file://0001-squashfs-tools-patch-for-CVE-2015-4645-6.patch;striplevel=2 \ " UPSTREAM_CHECK_COMMITS = "1" SRC_URI[lzma.md5sum] = "29d5ffd03a5a3e51aef6a74e9eafb759" -- cgit 1.2.3-korg