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-rw-r--r--meta/recipes-extended/libarchive/libarchive/CVE-2017-14503.patch33
-rw-r--r--meta/recipes-extended/libarchive/libarchive_3.3.2.bb1
2 files changed, 34 insertions, 0 deletions
diff --git a/meta/recipes-extended/libarchive/libarchive/CVE-2017-14503.patch b/meta/recipes-extended/libarchive/libarchive/CVE-2017-14503.patch
new file mode 100644
index 00000000000..779ca854eb4
--- /dev/null
+++ b/meta/recipes-extended/libarchive/libarchive/CVE-2017-14503.patch
@@ -0,0 +1,33 @@
+From 2c8c83b9731ff822fad6cc8c670ea5519c366a14 Mon Sep 17 00:00:00 2001
+From: Joerg Sonnenberger <joerg@bec.de>
+Date: Thu, 19 Jul 2018 21:14:53 +0200
+Subject: [PATCH] Reject LHA archive entries with negative size.
+
+CVE: CVE-2017-14503
+Upstream-Status: Backport [https://github.com/libarchive/libarchive/commit/2c8c83b9731ff822fad6cc8c670ea5519c366a14]
+
+Signed-off-by: Jagadeesh Krishnanjanappa <jkrishnanjanappa@mvista.com>
+---
+ libarchive/archive_read_support_format_lha.c | 6 ++++++
+ 1 file changed, 6 insertions(+)
+
+diff --git a/libarchive/archive_read_support_format_lha.c b/libarchive/archive_read_support_format_lha.c
+index b8ef4ae1..95c99bb1 100644
+--- a/libarchive/archive_read_support_format_lha.c
++++ b/libarchive/archive_read_support_format_lha.c
+@@ -701,6 +701,12 @@ archive_read_format_lha_read_header(struct archive_read *a,
+ * Prepare variables used to read a file content.
+ */
+ lha->entry_bytes_remaining = lha->compsize;
++ if (lha->entry_bytes_remaining < 0) {
++ archive_set_error(&a->archive,
++ ARCHIVE_ERRNO_FILE_FORMAT,
++ "Invalid LHa entry size");
++ return (ARCHIVE_FATAL);
++ }
+ lha->entry_offset = 0;
+ lha->entry_crc_calculated = 0;
+
+--
+2.13.3
+
diff --git a/meta/recipes-extended/libarchive/libarchive_3.3.2.bb b/meta/recipes-extended/libarchive/libarchive_3.3.2.bb
index 5daca2731ec..32697164739 100644
--- a/meta/recipes-extended/libarchive/libarchive_3.3.2.bb
+++ b/meta/recipes-extended/libarchive/libarchive_3.3.2.bb
@@ -36,6 +36,7 @@ SRC_URI = "http://libarchive.org/downloads/libarchive-${PV}.tar.gz \
file://CVE-2017-14166.patch \
file://CVE-2017-14502.patch \
file://non-recursive-extract-and-list.patch \
+ file://CVE-2017-14503.patch \
"
SRC_URI[md5sum] = "4583bd6b2ebf7e0e8963d90879eb1b27"