ghostscript: fix CVE-2023-52722

(From OE-Core rev: 66228a9e8177e70a5653b61742836a3ad83e78af)

Signed-off-by: Archana Polampalli <archana.polampalli@windriver.com>
Signed-off-by: Steve Sakoman <steve@sakoman.com>

2 files changed, 44 insertions, 0 deletions

diff --git a/meta/recipes-extended/ghostscript/ghostscript/CVE-2023-52722.patch b/meta/recipes-extended/ghostscript/ghostscript/CVE-2023-52722.patch
new file mode 100644
index 0000000000..8fbfc9ef09
--- /dev/null
+++ b/meta/recipes-extended/ghostscript/ghostscript/CVE-2023-52722.patch
@@ -0,0 +1,43 @@
+From 1ff9a695947967d2d327c45bf5145dd381fc1745 Mon Sep 17 00:00:00 2001
+From: Chris Liddell <chris.liddell@artifex.com>
+Date: Tue, 12 Sep 2023 10:46:10 +0100
+Subject: [PATCH 5/5] In SAFER (default) don't allow eexec seeds other than the
+ Type 1 standard
+
+CVE: CVE-2023-52722
+
+Upstream-Status: Backport [https://cgit.ghostscript.com/cgi-bin/cgit.cgi/ghostpdl.git/commit/?id=1ff9a695947967d2d327]
+
+Signed-off-by: Archana Polampalli <archana.polampalli@windriver.com>
+---
+ 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.
+--
+2.40.0
diff --git a/meta/recipes-extended/ghostscript/ghostscript_9.55.0.bb b/meta/recipes-extended/ghostscript/ghostscript_9.55.0.bb
index 1fd08d1cfe..2e332b1589 100644
--- a/meta/recipes-extended/ghostscript/ghostscript_9.55.0.bb
+++ b/meta/recipes-extended/ghostscript/ghostscript_9.55.0.bb
@@ -49,6 +49,7 @@ SRC_URI_BASE = "https://github.com/ArtifexSoftware/ghostpdl-downloads/releases/d
                 file://CVE-2024-33871-0001.patch \
                 file://CVE-2024-33871-0002.patch \
                 file://CVE-2024-29510.patch \
+                file://CVE-2023-52722.patch \
 "
 
 SRC_URI = "${SRC_URI_BASE} \