diff options
Diffstat (limited to 'legacy/sox/CVE-2019-8355.patch')
| -rw-r--r-- | legacy/sox/CVE-2019-8355.patch | 59 |
1 files changed, 59 insertions, 0 deletions
diff --git a/legacy/sox/CVE-2019-8355.patch b/legacy/sox/CVE-2019-8355.patch new file mode 100644 index 000000000..d4d8cb808 --- /dev/null +++ b/legacy/sox/CVE-2019-8355.patch @@ -0,0 +1,59 @@ +Backport of the following: + +From ec073861aa9c0f779a3741c456e4f97d59366ffb Mon Sep 17 00:00:00 2001 +From: Mans Rullgard <mans@mansr.com> +Date: Sun, 5 Nov 2017 15:40:16 +0000 +Subject: [PATCH] make: update exported symbol list [bug #266] + +From f8587e2d50dad72d40453ac1191c539ee9e50381 Mon Sep 17 00:00:00 2001 +From: Mans Rullgard <mans@mansr.com> +Date: Wed, 24 Apr 2019 17:39:45 +0100 +Subject: [PATCH] fix possible overflow in lsx_(re)valloc() size calculation + (CVE-2019-8355) + +--- a/src/Makefile.am ++++ b/src/Makefile.am +@@ -95,7 +95,7 @@ libsox_la_LIBADD += @GOMP_LIBS@ + + libsox_la_CFLAGS = @WARN_CFLAGS@ + libsox_la_LDFLAGS = @APP_LDFLAGS@ -version-info @SHLIB_VERSION@ \ +- -export-symbols-regex '^(sox_.*|lsx_(check_read_params|(close|open)_dllibrary|(debug(_more|_most)?|fail|report|warn)_impl|eof|fail_errno|filelength|find_(enum_(text|value)|file_extension)|getopt(_init)?|lpc10_(create_(de|en)coder_state|(de|en)code)|raw(read|write)|read(_b_buf|buf|chars)|realloc|rewind|seeki|sigfigs3p?|strcasecmp|tell|unreadb|write(b|_b_buf|buf|s)))$$' ++ -export-symbols-regex '^(sox_.*|lsx_(([cm]|re)alloc.*|check_read_params|(close|open)_dllibrary|(debug(_more|_most)?|fail|report|warn)_impl|eof|error|fail_errno|filelength|find_(enum_(text|value)|file_extension)|flush|getopt(_init)?|lpc10_(create_(de|en)coder_state|(de|en)code)|raw(read|write)|read(_b_buf|buf|chars)|rewind|seeki|sigfigs3p?|strcasecmp|strdup|tell|unreadb|write(b|_b_buf|buf|s)))$$' + + if HAVE_WIN32_LTDL + libsox_la_SOURCES += win32-ltdl.c win32-ltdl.h +--- sox-14.4.2/src/xmalloc.c 2012-01-23 16:27:33.000000000 -0600 ++++ sox-14.4.2/src/xmalloc.c 2020-03-21 13:24:52.660007611 -0500 +@@ -41,3 +41,13 @@ void *lsx_realloc(void *ptr, size_t news + + return ptr; + } ++ ++void *lsx_realloc_array(void *p, size_t n, size_t size) ++{ ++ if (n > (size_t)-1 / size) { ++ lsx_fail("malloc size overflow"); ++ exit(2); ++ } ++ ++ return lsx_realloc(p, n * size); ++} +--- sox-14.4.2/src/xmalloc.h 2012-01-23 16:27:33.000000000 -0600 ++++ sox-14.4.2/src/xmalloc.h 2020-03-21 13:24:14.610007203 -0500 +@@ -23,12 +23,14 @@ + #include <stddef.h> + #include <string.h> + ++LSX_RETURN_VALID void *lsx_realloc_array(void *p, size_t n, size_t size); ++ + #define lsx_malloc(size) lsx_realloc(NULL, (size)) + #define lsx_calloc(n,s) (((n)*(s))? memset(lsx_malloc((n)*(s)),0,(n)*(s)) : NULL) + #define lsx_Calloc(v,n) v = lsx_calloc(n,sizeof(*(v))) + #define lsx_strdup(p) ((p)? strcpy((char *)lsx_malloc(strlen(p) + 1), p) : NULL) + #define lsx_memdup(p,s) ((p)? memcpy(lsx_malloc(s), p, s) : NULL) +-#define lsx_valloc(v,n) v = lsx_malloc((n)*sizeof(*(v))) +-#define lsx_revalloc(v,n) v = lsx_realloc(v, (n)*sizeof(*(v))) ++#define lsx_valloc(v,n) v = lsx_realloc_array(NULL, n, sizeof(*(v))) ++#define lsx_revalloc(v,n) v = lsx_realloc_array(v, n, sizeof(*(v))) + + #endif |