From d86fc6e7b23f6fe389b22746f775b93d5d80d0ca Mon Sep 17 00:00:00 2001 From: Remi Collet Date: Fri, 11 Jan 2019 13:38:24 +0100 Subject: Backport xmlrpc security fix from 5.6.40 - Fix #77242 heap out of bounds read in xmlrpc_decode - Fix #77380 Global out of bounds read in xmlrpc base64 code --- bug77242.patch | 42 ++++++++++++++++++++++++++++++++++++++++++ bug77380.patch | 52 ++++++++++++++++++++++++++++++++++++++++++++++++++++ php.spec | 10 +++++++++- 3 files changed, 103 insertions(+), 1 deletion(-) create mode 100644 bug77242.patch create mode 100644 bug77380.patch diff --git a/bug77242.patch b/bug77242.patch new file mode 100644 index 0000000..485ed8a --- /dev/null +++ b/bug77242.patch @@ -0,0 +1,42 @@ +From 4fc0bceb7c39be206c73f69993e3936ef329f656 Mon Sep 17 00:00:00 2001 +From: Stanislav Malyshev +Date: Sat, 29 Dec 2018 17:56:36 -0800 +Subject: [PATCH] Fix bug #77242 (heap out of bounds read in xmlrpc_decode()) + +--- + ext/xmlrpc/libxmlrpc/xml_element.c | 3 +++ + ext/xmlrpc/tests/bug77242.phpt | 10 ++++++++++ + 2 files changed, 13 insertions(+) + create mode 100644 ext/xmlrpc/tests/bug77242.phpt + +diff --git a/ext/xmlrpc/libxmlrpc/xml_element.c b/ext/xmlrpc/libxmlrpc/xml_element.c +index 56642d46142e..eeec5379bf68 100644 +--- a/ext/xmlrpc/libxmlrpc/xml_element.c ++++ b/ext/xmlrpc/libxmlrpc/xml_element.c +@@ -723,6 +723,9 @@ xml_element* xml_elem_parse_buf(const char* in_buf, int len, XML_ELEM_INPUT_OPTI + long byte_idx = XML_GetCurrentByteIndex(parser); + /* int byte_total = XML_GetCurrentByteCount(parser); */ + const char * error_str = XML_ErrorString(err_code); ++ if(byte_idx > len) { ++ byte_idx = len; ++ } + if(byte_idx >= 0) { + snprintf(buf, + sizeof(buf), +diff --git a/ext/xmlrpc/tests/bug77242.phpt b/ext/xmlrpc/tests/bug77242.phpt +new file mode 100644 +index 000000000000..542c06311f74 +--- /dev/null ++++ b/ext/xmlrpc/tests/bug77242.phpt +@@ -0,0 +1,10 @@ ++--TEST-- ++Bug #77242 (heap out of bounds read in xmlrpc_decode()) ++--SKIPIF-- ++ ++--FILE-- ++ ++--EXPECT-- ++NULL +\ No newline at end of file diff --git a/bug77380.patch b/bug77380.patch new file mode 100644 index 0000000..d3db7db --- /dev/null +++ b/bug77380.patch @@ -0,0 +1,52 @@ +Backported for 5.4 from: + + + +From 1cc2182bcc81e185c14837e659d12b268cb99d63 Mon Sep 17 00:00:00 2001 +From: Stanislav Malyshev +Date: Tue, 1 Jan 2019 17:15:20 -0800 +Subject: [PATCH] Fix bug #77380 (Global out of bounds read in xmlrpc base64 + code) + +--- + ext/xmlrpc/libxmlrpc/base64.c | 4 ++-- + ext/xmlrpc/tests/bug77380.phpt | 17 +++++++++++++++++ + 2 files changed, 19 insertions(+), 2 deletions(-) + create mode 100644 ext/xmlrpc/tests/bug77380.phpt + +diff --git a/ext/xmlrpc/libxmlrpc/base64.c b/ext/xmlrpc/libxmlrpc/base64.c +index 5ebdf31f7ade..a4fa19327b76 100644 +--- a/ext/xmlrpc/libxmlrpc/base64.c ++++ b/ext/xmlrpc/libxmlrpc/base64.c +@@ -169,7 +169,7 @@ void base64_decode_xmlrpc(struct buffer_st *bfr, const char *source, int length) + return; + } + +- if (dtable[c] & 0x80) { ++ if (dtable[(unsigned char)c] & 0x80) { + /* + fprintf(stderr, "Offset %i length %i\n", offset, length); + fprintf(stderr, "character '%c:%x:%c' in input file.\n", c, c, dtable[c]); +diff --git a/ext/xmlrpc/tests/bug77380.phpt b/ext/xmlrpc/tests/bug77380.phpt +new file mode 100644 +index 000000000000..8559c07a5aea +--- /dev/null ++++ b/ext/xmlrpc/tests/bug77380.phpt +@@ -0,0 +1,17 @@ ++--TEST-- ++Bug #77380 (Global out of bounds read in xmlrpc base64 code) ++--SKIPIF-- ++ ++--FILE-- ++ ++--EXPECT-- ++object(stdClass)#1 (2) { ++ ["scalar"]=> ++ string(0) "" ++ ["xmlrpc_type"]=> ++ string(6) "base64" ++} diff --git a/php.spec b/php.spec index 3a8674d..8509d51 100644 --- a/php.spec +++ b/php.spec @@ -121,7 +121,7 @@ Summary: PHP scripting language for creating dynamic web sites Name: %{?scl_prefix}php Version: 5.4.45 -Release: 16%{?dist} +Release: 17%{?dist} # All files licensed under PHP version 3.01, except # Zend is licensed under Zend # TSRM is licensed under BSD @@ -257,6 +257,8 @@ Patch271: bug76582.patch Patch272: bug77153.patch Patch273: bug77020.patch Patch274: bug77231.patch +Patch275: bug77242.patch +Patch276: bug77380.patch # Fixes for tests (300+) # Backported from 5.5 @@ -972,6 +974,8 @@ support for using the enchant library to PHP. %patch272 -p1 -b .bug77153 %patch273 -p1 -b .bug77020 %patch274 -p1 -b .bug77231 +%patch275 -p1 -b .bug77242 +%patch276 -p1 -b .bug77380 : ------------------------ #exit 1 @@ -1809,6 +1813,10 @@ EOF %changelog +* Fri Jan 11 2019 Remi Collet - 5.4.45-17 +- Fix #77242 heap out of bounds read in xmlrpc_decode +- Fix #77380 Global out of bounds read in xmlrpc base64 code + * Mon Dec 10 2018 Remi Collet - 5.4.45-16 - Fix #77231 Segfault when using convert.quoted-printable-encode filter - Fix #77020 null pointer dereference in imap_mail -- cgit