diff options
Diffstat (limited to 'meta/recipes-extended/ghostscript/ghostscript/CVE-2023-36664-pre1.patch')
-rw-r--r-- | meta/recipes-extended/ghostscript/ghostscript/CVE-2023-36664-pre1.patch | 62 |
1 files changed, 62 insertions, 0 deletions
diff --git a/meta/recipes-extended/ghostscript/ghostscript/CVE-2023-36664-pre1.patch b/meta/recipes-extended/ghostscript/ghostscript/CVE-2023-36664-pre1.patch new file mode 100644 index 0000000000..662736bb3d --- /dev/null +++ b/meta/recipes-extended/ghostscript/ghostscript/CVE-2023-36664-pre1.patch @@ -0,0 +1,62 @@ +From 4ceaf92815302863a8c86fcfcf2347e0118dd3a5 Mon Sep 17 00:00:00 2001 +From: Ray Johnston <ray.johnston@artifex.com> +Date: Tue, 22 Sep 2020 13:10:04 -0700 +Subject: [PATCH] Fix gp_file allocations to use thread_safe_memory. + +The gpmisc.c does allocations for gp_file objects and buffers used by +gp_fprintf, as well as gp_validate_path_len. The helgrind run with +-dBGPrint -dNumRenderingThreads=4 and PCL input showed up the gp_fprintf +problem since the clist rendering would call gp_fprintf using the same +allocator (PCL's chunk allocator which is non_gc_memory). The chunk +allocator is intentionally not thread safe (for performance). + +Upstream-Status: Backport [https://git.ghostscript.com/?p=ghostpdl.git;a=commit;h=4ceaf92815302863a8c86fcfcf2347e0118dd3a5] +CVE: CVE-2023-36664 #Dependency Patch1 +Signed-off-by: Vijay Anusuri <vanusuri@mvista.com> +--- + base/gpmisc.c | 8 ++++---- + 1 file changed, 4 insertions(+), 4 deletions(-) + +diff --git a/base/gpmisc.c b/base/gpmisc.c +index 34cd71f..c4fffae 100644 +--- a/base/gpmisc.c ++++ b/base/gpmisc.c +@@ -435,7 +435,7 @@ generic_pwrite(gp_file *f, size_t count, gs_offset_t offset, const void *buf) + + gp_file *gp_file_alloc(gs_memory_t *mem, const gp_file_ops_t *prototype, size_t size, const char *cname) + { +- gp_file *file = (gp_file *)gs_alloc_bytes(mem->non_gc_memory, size, cname ? cname : "gp_file"); ++ gp_file *file = (gp_file *)gs_alloc_bytes(mem->thread_safe_memory, size, cname ? cname : "gp_file"); + if (file == NULL) + return NULL; + +@@ -449,7 +449,7 @@ gp_file *gp_file_alloc(gs_memory_t *mem, const gp_file_ops_t *prototype, size_t + memset(((char *)file)+sizeof(*prototype), + 0, + size - sizeof(*prototype)); +- file->memory = mem->non_gc_memory; ++ file->memory = mem->thread_safe_memory; + + return file; + } +@@ -1047,7 +1047,7 @@ gp_validate_path_len(const gs_memory_t *mem, + prefix_len = 0; + } + rlen = len+1; +- bufferfull = (char *)gs_alloc_bytes(mem->non_gc_memory, rlen + prefix_len, "gp_validate_path"); ++ bufferfull = (char *)gs_alloc_bytes(mem->thread_safe_memory, rlen + prefix_len, "gp_validate_path"); + if (bufferfull == NULL) + return gs_error_VMerror; + +@@ -1093,7 +1093,7 @@ gp_validate_path_len(const gs_memory_t *mem, + break; + } + +- gs_free_object(mem->non_gc_memory, bufferfull, "gp_validate_path"); ++ gs_free_object(mem->thread_safe_memory, bufferfull, "gp_validate_path"); + #ifdef EACCES + if (code == gs_error_invalidfileaccess) + errno = EACCES; +-- +2.25.1 + |