| From 8abd22010eb4db0fb1b10e430d5f5d83e015ef70 Mon Sep 17 00:00:00 2001 |
| From: Chris Liddell <chris.liddell@artifex.com> |
| Date: Mon, 3 Oct 2016 01:46:28 +0100 |
| Subject: [PATCH] Bug 697169: Be rigorous with SAFER permissions |
| |
| Once we've opened our input file from the command line, enforce the SAFER |
| rules. |
| |
| Upstream-Status: Backport |
| CVE: CVE-2016-7977 |
| |
| Signed-off-by: Catalin Enache <catalin.enache@windriver.com> |
| --- |
| psi/zfile.c | 3 +++ |
| 1 file changed, 3 insertions(+) |
| |
| diff --git a/psi/zfile.c b/psi/zfile.c |
| index b6caea2..2c6c958 100644 |
| --- a/psi/zfile.c |
| +++ b/psi/zfile.c |
| @@ -1081,6 +1081,9 @@ lib_file_open(gs_file_path_ptr lib_path, const gs_memory_t *mem, i_ctx_t *i_ctx |
| gs_main_instance *minst = get_minst_from_memory(mem); |
| int code; |
| |
| + if (i_ctx_p && starting_arg_file) |
| + i_ctx_p->starting_arg_file = false; |
| + |
| /* when starting arg files (@ files) iodev_default is not yet set */ |
| if (iodev == 0) |
| iodev = (gx_io_device *)gx_io_device_table[0]; |
| -- |
| 2.10.2 |
| |