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author | Franz Pletz <fpletz@fnordicwalking.de> | 2016-07-10 00:26:41 +0200 |
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committer | Franz Pletz <fpletz@fnordicwalking.de> | 2016-07-10 10:50:38 +0200 |
commit | 844748a9c9ce7a12c9bf71aebd74f9e85919f4ca (patch) | |
tree | 8aaa6096b3a8d1deb4f9d873935a1c70b6c619a4 /pkgs/development/libraries/libarchive | |
parent | 9f629280c631be9a861b71e1a924907756d4ec0a (diff) | |
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libarchive: 3.1.2 -> 3.2.1 (security)
Fixes at least: * CVE-2016-4300 * CVE-2016-4302 * CVE-2016-4809 * CVE-2016-5844
Diffstat (limited to 'pkgs/development/libraries/libarchive')
3 files changed, 4 insertions, 185 deletions
diff --git a/pkgs/development/libraries/libarchive/CVE-2013-0211.patch b/pkgs/development/libraries/libarchive/CVE-2013-0211.patch deleted file mode 100644 index 5b1a9831063..00000000000 --- a/pkgs/development/libraries/libarchive/CVE-2013-0211.patch +++ /dev/null @@ -1,30 +0,0 @@ -From 22531545514043e04633e1c015c7540b9de9dbe4 Mon Sep 17 00:00:00 2001 -From: Tim Kientzle <kientzle@acm.org> -Date: Fri, 22 Mar 2013 23:48:41 -0700 -Subject: [PATCH] Limit write requests to at most INT_MAX. This prevents a - certain common programming error (passing -1 to write) from leading to other - problems deeper in the library. - ---- - libarchive/archive_write.c | 5 +++++ - 1 file changed, 5 insertions(+) - -diff --git a/libarchive/archive_write.c b/libarchive/archive_write.c -index eede5e0..be85621 100644 ---- a/libarchive/archive_write.c -+++ b/libarchive/archive_write.c -@@ -673,8 +673,13 @@ 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)); - } - diff --git a/pkgs/development/libraries/libarchive/CVE-2015-1197.patch b/pkgs/development/libraries/libarchive/CVE-2015-1197.patch deleted file mode 100644 index cb7be5f18cd..00000000000 --- a/pkgs/development/libraries/libarchive/CVE-2015-1197.patch +++ /dev/null @@ -1,143 +0,0 @@ -From 59357157706d47c365b2227739e17daba3607526 Mon Sep 17 00:00:00 2001 -From: Alessandro Ghedini <alessandro@ghedini.me> -Date: Sun, 1 Mar 2015 12:07:45 +0100 -Subject: [PATCH] Add ARCHIVE_EXTRACT_SECURE_NOABSOLUTEPATHS option - -This fixes a directory traversal in the cpio tool. ---- - cpio/bsdcpio.1 | 3 ++- - cpio/cpio.c | 2 ++ - libarchive/archive.h | 2 ++ - libarchive/archive_write_disk.3 | 3 +++ - libarchive/archive_write_disk_posix.c | 14 +++++++++++--- - libarchive/test/test_write_disk_secure.c | 23 +++++++++++++++++++++++ - 6 files changed, 43 insertions(+), 4 deletions(-) - -diff --git a/cpio/bsdcpio.1 b/cpio/bsdcpio.1 -index f966aa0..e52546e 100644 ---- a/cpio/bsdcpio.1 -+++ b/cpio/bsdcpio.1 -@@ -156,7 +156,8 @@ See above for description. - .It Fl Fl insecure - (i and p mode only) - Disable security checks during extraction or copying. --This allows extraction via symbolic links and path names containing -+This allows extraction via symbolic links, absolute paths, -+and path names containing - .Sq .. - in the name. - .It Fl J , Fl Fl xz -diff --git a/cpio/cpio.c b/cpio/cpio.c -index 0acde11..b267e9b 100644 ---- a/cpio/cpio.c -+++ b/cpio/cpio.c -@@ -171,6 +171,7 @@ main(int argc, char *argv[]) - cpio->extract_flags |= ARCHIVE_EXTRACT_NO_OVERWRITE_NEWER; - cpio->extract_flags |= ARCHIVE_EXTRACT_SECURE_SYMLINKS; - cpio->extract_flags |= ARCHIVE_EXTRACT_SECURE_NODOTDOT; -+ cpio->extract_flags |= ARCHIVE_EXTRACT_SECURE_NOABSOLUTEPATHS; - cpio->extract_flags |= ARCHIVE_EXTRACT_PERM; - cpio->extract_flags |= ARCHIVE_EXTRACT_FFLAGS; - cpio->extract_flags |= ARCHIVE_EXTRACT_ACL; -@@ -256,6 +257,7 @@ main(int argc, char *argv[]) - case OPTION_INSECURE: - cpio->extract_flags &= ~ARCHIVE_EXTRACT_SECURE_SYMLINKS; - cpio->extract_flags &= ~ARCHIVE_EXTRACT_SECURE_NODOTDOT; -+ cpio->extract_flags &= ~ARCHIVE_EXTRACT_SECURE_NOABSOLUTEPATHS; - break; - case 'L': /* GNU cpio */ - cpio->option_follow_links = 1; -diff --git a/libarchive/archive.h b/libarchive/archive.h -index 1f0fc38..ef635ac 100644 ---- a/libarchive/archive.h -+++ b/libarchive/archive.h -@@ -649,6 +649,8 @@ __LA_DECL int archive_read_set_passphrase_callback(struct archive *, - /* Default: Do not use HFS+ compression if it was not compressed. */ - /* This has no effect except on Mac OS v10.6 or later. */ - #define ARCHIVE_EXTRACT_HFS_COMPRESSION_FORCED (0x8000) -+/* Default: Do not reject entries with absolute paths */ -+#define ARCHIVE_EXTRACT_SECURE_NOABSOLUTEPATHS (0x10000) - - __LA_DECL int archive_read_extract(struct archive *, struct archive_entry *, - int flags); -diff --git a/libarchive/archive_write_disk.3 b/libarchive/archive_write_disk.3 -index fa925cc..a2e7afa 100644 ---- a/libarchive/archive_write_disk.3 -+++ b/libarchive/archive_write_disk.3 -@@ -177,6 +177,9 @@ The default is to not refuse such paths. - Note that paths ending in - .Pa .. - always cause an error, regardless of this flag. -+.It Cm ARCHIVE_EXTRACT_SECURE_NOABSOLUTEPATHS -+Refuse to extract an absolute path. -+The default is to not refuse such paths. - .It Cm ARCHIVE_EXTRACT_SPARSE - Scan data for blocks of NUL bytes and try to recreate them with holes. - This results in sparse files, independent of whether the archive format -diff --git a/libarchive/archive_write_disk_posix.c b/libarchive/archive_write_disk_posix.c -index ab3bdac..c1290eb 100644 ---- a/libarchive/archive_write_disk_posix.c -+++ b/libarchive/archive_write_disk_posix.c -@@ -2509,8 +2509,9 @@ cleanup_pathname_win(struct archive_write_disk *a) - /* - * Canonicalize the pathname. In particular, this strips duplicate - * '/' characters, '.' elements, and trailing '/'. It also raises an -- * error for an empty path, a trailing '..' or (if _SECURE_NODOTDOT is -- * set) any '..' in the path. -+ * error for an empty path, a trailing '..', (if _SECURE_NODOTDOT is -+ * set) any '..' in the path or (if ARCHIVE_EXTRACT_SECURE_NOABSOLUTEPATHS -+ * is set) if the path is absolute. - */ - static int - cleanup_pathname(struct archive_write_disk *a) -@@ -2529,8 +2530,15 @@ cleanup_pathname(struct archive_write_disk *a) - cleanup_pathname_win(a); - #endif - /* Skip leading '/'. */ -- if (*src == '/') -+ if (*src == '/') { -+ if (a->flags & ARCHIVE_EXTRACT_SECURE_NOABSOLUTEPATHS) { -+ archive_set_error(&a->archive, ARCHIVE_ERRNO_MISC, -+ "Path is absolute"); -+ return (ARCHIVE_FAILED); -+ } -+ - separator = *src++; -+ } - - /* Scan the pathname one element at a time. */ - for (;;) { -diff --git a/libarchive/test/test_write_disk_secure.c b/libarchive/test/test_write_disk_secure.c -index 31c5bfd..2c94206 100644 ---- a/libarchive/test/test_write_disk_secure.c -+++ b/libarchive/test/test_write_disk_secure.c -@@ -178,6 +178,29 @@ DEFINE_TEST(test_write_disk_secure) - assert(S_ISDIR(st.st_mode)); - archive_entry_free(ae); - -+ /* -+ * Without security checks, we should be able to -+ * extract an absolute path. -+ */ -+ assert((ae = archive_entry_new()) != NULL); -+ archive_entry_copy_pathname(ae, "/tmp/libarchive_test-test_write_disk_secure-absolute_path.tmp"); -+ archive_entry_set_mode(ae, S_IFREG | 0777); -+ assert(0 == archive_write_header(a, ae)); -+ assert(0 == archive_write_finish_entry(a)); -+ assertFileExists("/tmp/libarchive_test-test_write_disk_secure-absolute_path.tmp"); -+ assert(0 == unlink("/tmp/libarchive_test-test_write_disk_secure-absolute_path.tmp")); -+ -+ /* But with security checks enabled, this should fail. */ -+ assert(archive_entry_clear(ae) != NULL); -+ archive_entry_copy_pathname(ae, "/tmp/libarchive_test-test_write_disk_secure-absolute_path.tmp"); -+ archive_entry_set_mode(ae, S_IFREG | 0777); -+ archive_write_disk_set_options(a, ARCHIVE_EXTRACT_SECURE_NOABSOLUTEPATHS); -+ failure("Extracting an absolute path should fail here."); -+ assertEqualInt(ARCHIVE_FAILED, archive_write_header(a, ae)); -+ archive_entry_free(ae); -+ assert(0 == archive_write_finish_entry(a)); -+ assertFileNotExists("/tmp/libarchive_test-test_write_disk_secure-absolute_path.tmp"); -+ - assertEqualInt(ARCHIVE_OK, archive_write_free(a)); - - /* Test the entries on disk. */ diff --git a/pkgs/development/libraries/libarchive/default.nix b/pkgs/development/libraries/libarchive/default.nix index 55ff770f4bd..0c5f900dd41 100644 --- a/pkgs/development/libraries/libarchive/default.nix +++ b/pkgs/development/libraries/libarchive/default.nix @@ -2,22 +2,14 @@ , sharutils }: stdenv.mkDerivation rec { - name = "libarchive-3.1.2"; + name = "libarchive-${version}"; + version = "3.2.1"; src = fetchurl { - urls = [ - "http://pkgs.fedoraproject.org/repo/pkgs/libarchive/libarchive-3.1.2.tar.gz/efad5a503f66329bb9d2f4308b5de98a/${name}.tar.gz" - "${meta.homepage}/downloads/${name}.tar.gz" - ]; - sha256 = "0pixqnrcf35dnqgv0lp7qlcw7k13620qkhgxr288v7p4iz6ym1zb"; + url = "${meta.homepage}/downloads/${name}.tar.gz"; + sha256 = "1lngng84k1kkljl74q0cdqc3s82vn2kimfm02dgm4d6m7x71mvkj"; }; - patches = [ - ./CVE-2013-0211.patch # https://github.com/libarchive/libarchive/commit/22531545 - ./CVE-2015-1197.patch # https://github.com/NixOS/nixpkgs/issues/6799 - # ^ it's CVE-2015-2304 specific to libarchive - ]; - buildInputs = [ sharutils libxml2 zlib bzip2 openssl xz lzo ] ++ stdenv.lib.optionals stdenv.isLinux [ e2fsprogs attr acl ]; |