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ghostscript: fix CVE-2023-52722

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(From OE-Core rev: 66228a9e8177e70a5653b61742836a3ad83e78af)

Signed-off-by: Archana Polampalli <archana.polampalli@windriver.com>
Signed-off-by: Steve Sakoman <steve@sakoman.com>
This commit is contained in:
Archana Polampalli
2024-05-29 05:41:20 +00:00
committed by Steve Sakoman
parent 2db6158ba5
commit b0b5da10e1
2 changed files with 44 additions and 0 deletions
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43
meta/recipes-extended/ghostscript/ghostscript/CVE-2023-52722.patch Normal file
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@@ -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

1
meta/recipes-extended/ghostscript/ghostscript_9.55.0.bb
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@@ -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} \