From b1aaf4c964c7e0983c802c29609b771938ddc89b Mon Sep 17 00:00:00 2001
From: xuchenchen <xuchenchen@kylinos.cn>
Date: Mon, 6 May 2024 17:01:29 +0800
Subject: [PATCH] fix cve-2023-52722

(cherry picked from commit 723a89e934ef1112c77a15a9fa7332c56a5c0c6c)
---
 fix-cve-2023-52722.patch | 38 ++++++++++++++++++++++++++++++++++++++
 ghostscript.spec         |  9 ++++++++-
 2 files changed, 46 insertions(+), 1 deletion(-)
 create mode 100644 fix-cve-2023-52722.patch

diff --git a/fix-cve-2023-52722.patch b/fix-cve-2023-52722.patch
new file mode 100644
index 0000000..e99147b
--- /dev/null
+++ b/fix-cve-2023-52722.patch
@@ -0,0 +1,38 @@
+From afd7188f74918cb51b5fb89f52b54eb16e8acfd1 Mon Sep 17 00:00:00 2001
+From: Chris Liddell <chris.liddell@artifex.com>
+Date: 2023-09-12 10:46:10 +0100
+Subject: [PATCH] In SAFER (default) don't allow eexec seeds other than the Type 1 standard
+
+---
+ psi/zmisc1.c | 8 ++++++++
+ 1 file changed, 8 insertions(+)
+
+diff --git a/psi/zmisc1.c b/psi/zmisc1.c
+index 3c47e99..81556ac 100644
+--- a/psi/zmisc1.c
++++ b/psi/zmisc1.c
+@@ -93,6 +93,9 @@ zexE(i_ctx_t *i_ctx_p)
+ 
+     if (code < 0)
+         return code;
++    if (gs_is_path_control_active(imemory) != 0 && state.cstate != 55665) {
++        return_error(gs_error_rangecheck);
++    }
+     return filter_write(i_ctx_p, code, &s_exE_template, (stream_state *)&state, 0);
+ }
+ 
+@@ -130,6 +133,11 @@ zexD(i_ctx_t *i_ctx_p)
+     }
+     if (code < 0)
+         return code;
++
++    if (gs_is_path_control_active(imemory) != 0 && state.cstate != 55665) {
++        return_error(gs_error_rangecheck);
++    }
++
+     /*
+      * If we're reading a .PFB file, let the filter know about it,
+      * so it can read recklessly to the end of the binary section.
+-- 
+2.43.0
+
diff --git a/ghostscript.spec b/ghostscript.spec
index b40ee88..76d9637 100644
--- a/ghostscript.spec
+++ b/ghostscript.spec
@@ -9,7 +9,7 @@
 
 Name:             ghostscript
 Version:          9.55.0
-Release:          7
+Release:          8
 Summary:          An interpreter for PostScript and PDF files
 License:          AGPLv3+
 URL:              https://ghostscript.com/
@@ -23,6 +23,7 @@ Patch4:  CVE-2023-28879.patch
 Patch5:  CVE-2023-36664.patch
 Patch6:  backport-CVE-2023-43115-Bug707051-IJS-device-try-and-secure-the-IJS-server-startup.patch
 Patch7:  backport-CVE-2023-46751.patch
+Patch8:  fix-cve-2023-52722.patch
 
 BuildRequires:    automake gcc
 BuildRequires:    adobe-mappings-cmap-devel adobe-mappings-pdf-devel
@@ -183,6 +184,12 @@ install -m 0755 -d %{buildroot}%{_datadir}/%{name}/conf.d/
 %{_bindir}/dvipdf
 
 %changelog
+* Mon May 6 2024 xuchenchen <xuchenchen@kylinos.cn> - 9.55.0-8
+- Type:CVE
+- ID:NA
+- SUG:NA
+- DECS: fix CVE-2023-52722
+
 * Mon Dec 25 2023 liningjie <liningjie@xfusion.com> - 9.55.0-7
 - Type:CVE
 - ID:CVE-2023-46751
-- 
Gitee