From 355a8086637b859a469e1f2dc717b4ccec00b970 Mon Sep 17 00:00:00 2001 From: Baogen Shang Date: Fri, 28 Mar 2014 17:43:35 +0800 Subject: libarchive: fix CVE-2013-0211 CVE description: Integer signedness error in the archive_write_zip_data function in archive_write_set_format_zip.c in libarchive 3.1.2 and earlier, when running on 64-bit machines, allows context-dependent attackers to cause a denial of service (crash) via unspecified vectors, which triggers an improper conversion between unsigned and signed types, leading to a buffer overflow. http://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2013-0211 Signed-off-by: Baogen Shang Signed-off-by: Jeff Polk Signed-off-by: Hongxu Jia Signed-off-by: Richard Purdie --- .../libarchive/libarchive-CVE-2013-0211.patch | 38 ++++++++++++++++++++++ 1 file changed, 38 insertions(+) create mode 100644 meta/recipes-extended/libarchive/libarchive/libarchive-CVE-2013-0211.patch (limited to 'meta/recipes-extended/libarchive/libarchive') diff --git a/meta/recipes-extended/libarchive/libarchive/libarchive-CVE-2013-0211.patch b/meta/recipes-extended/libarchive/libarchive/libarchive-CVE-2013-0211.patch new file mode 100644 index 0000000000..126f80e044 --- /dev/null +++ b/meta/recipes-extended/libarchive/libarchive/libarchive-CVE-2013-0211.patch @@ -0,0 +1,38 @@ +From 2f55d6bd308ea61975558c2469ae349dba297e89 Mon Sep 17 00:00:00 2001 +From: Robert Yang +Date: Sat, 22 Feb 2014 14:35:59 +0800 +Subject: [PATCH] Fix CVE-2013-0211 + +This patch comes from:https://github.com/libarchive/libarchive/commit/22531545514043e04633e1c015c7540b9de9dbe4 + +Upstream-Status: Backport + +Signed-off-by: Baogen shang + +Update the patch because of uprev on 20140222 + +Signed-off-by: Robert Yang +--- + libarchive/archive_write.c | 4 ++++ + 1 file changed, 4 insertions(+) + +diff --git a/libarchive/archive_write.c b/libarchive/archive_write.c +index a3d1a33..a323588 100644 +--- a/libarchive/archive_write.c ++++ b/libarchive/archive_write.c +@@ -671,8 +671,12 @@ static ssize_t + _archive_write_data(struct archive *_a, const void *buff, size_t s) + { + struct archive_write *a = (struct archive_write *)_a; ++ const size_t max_write = INT_MAX; + archive_check_magic(&a->archive, ARCHIVE_WRITE_MAGIC, + ARCHIVE_STATE_DATA, "archive_write_data"); ++ /* In particular, this catches attempts to pass negative values. */ ++ if (s > max_write) ++ s = max_write; + archive_clear_error(&a->archive); + return ((a->format_write_data)(a, buff, s)); + } +-- +1.8.2.1 + -- cgit 1.2.3-korg