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authorRemi Collet <remi@remirepo.net>2021-06-28 15:11:10 +0200
committerRemi Collet <remi@remirepo.net>2021-06-28 15:11:10 +0200
commit01fd258a10e3df6d2f56da6a7bf180e742256dea (patch)
treec16c8550d348e4ad2b95205f02d8f37828a31c79
parent59cc28990edb595a5cabe00204a14fa4ce5400ab (diff)
Fix #81122 SSRF bypass in FILTER_VALIDATE_URL
CVE-2021-21705 Fix #76448 Stack buffer overflow in firebird_info_cb Fix #76449 SIGSEGV in firebird_handle_doer Fix #76450 SIGSEGV in firebird_stmt_execute Fix #76452 Crash while parsing blob data in firebird_fetch_blob CVE-2021-21704
-rw-r--r--.gitignore2
-rw-r--r--php-bug76450.patch436
-rw-r--r--php-bug81122.patch88
-rw-r--r--php.spec19
4 files changed, 542 insertions, 3 deletions
diff --git a/.gitignore b/.gitignore
index 4836072..183d9ff 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,2 +1,4 @@
+clog
+TODO
php-*.tar.xz
php56-php-*.src.rpm
diff --git a/php-bug76450.patch b/php-bug76450.patch
new file mode 100644
index 0000000..1fa0ddd
--- /dev/null
+++ b/php-bug76450.patch
@@ -0,0 +1,436 @@
+From 24dbc542d1ef501479dcd365f1bc53a859981dc0 Mon Sep 17 00:00:00 2001
+From: sim1984 <sim-mail@list.ru>
+Date: Mon, 25 Jun 2018 21:35:51 +0300
+Subject: [PATCH 1/9] Fix bug #76488 Memory leak when fetching a BLOB field
+
+Add a phpt test
+
+(cherry picked from commit 3847a6fcb63c362548e9434b195232f2dcf7a6c7)
+(cherry picked from commit b671a8dd887ae7f661f6233e734179e8bca3daf6)
+---
+ ext/pdo_firebird/firebird_statement.c | 4 ++--
+ ext/pdo_firebird/tests/bug_76488.phpt | 32 +++++++++++++++++++++++++++
+ 2 files changed, 34 insertions(+), 2 deletions(-)
+ create mode 100644 ext/pdo_firebird/tests/bug_76488.phpt
+
+diff --git a/ext/pdo_firebird/firebird_statement.c b/ext/pdo_firebird/firebird_statement.c
+index d1f1012637..8b8f82252a 100644
+--- a/ext/pdo_firebird/firebird_statement.c
++++ b/ext/pdo_firebird/firebird_statement.c
+@@ -267,8 +267,8 @@ static int firebird_fetch_blob(pdo_stmt_t *stmt, int colno, char **ptr, /* {{{ *
+ unsigned short seg_len;
+ ISC_STATUS stat;
+
+- *ptr = S->fetch_buf[colno] = erealloc(*ptr, *len+1);
+-
++ *ptr = S->fetch_buf[colno] = erealloc(S->fetch_buf[colno], *len+1);
++
+ for (cur_len = stat = 0; (!stat || stat == isc_segment) && cur_len < *len; cur_len += seg_len) {
+
+ unsigned short chunk_size = (*len-cur_len) > USHRT_MAX ? USHRT_MAX
+diff --git a/ext/pdo_firebird/tests/bug_76488.phpt b/ext/pdo_firebird/tests/bug_76488.phpt
+new file mode 100644
+index 0000000000..dba6734c28
+--- /dev/null
++++ b/ext/pdo_firebird/tests/bug_76488.phpt
+@@ -0,0 +1,32 @@
++--TEST--
++PDO_Firebird: Bug #76488 Memory leak when fetching a BLOB field
++--SKIPIF--
++<?php if (!extension_loaded('interbase') || !extension_loaded('pdo_firebird')) die('skip'); ?>
++--FILE--
++<?php
++require 'testdb.inc';
++$dbh = new PDO('firebird:dbname='.$test_base, $user, $password) or die;
++
++$sql = '
++with recursive r(n) as (
++ select 1 from rdb$database
++ union all
++ select n+1 from r where n < 1000
++)
++select n,
++ cast(lpad(\'A\', 8000, \'A\') as BLOB sub_type TEXT) as SRC
++from r
++';
++
++ for ($i = 0; $i < 10; $i++) {
++ $sth = $dbh->prepare($sql);
++ $sth->execute();
++ $rows = $sth->fetchAll();
++ unset($rows);
++ unset($sth);
++ }
++ unset($dbh);
++ echo "OK";
++?>
++--EXPECT--
++OK
+\ No newline at end of file
+--
+2.31.1
+
+From 7024ff99e8659d9e2d80299ea35f9a78292fa064 Mon Sep 17 00:00:00 2001
+From: "Christoph M. Becker" <cmbecker69@gmx.de>
+Date: Wed, 5 May 2021 12:42:17 +0200
+Subject: [PATCH 2/9] Fix #76452: Crash while parsing blob data in
+ firebird_fetch_blob
+
+We need to prevent integer overflow when calling `erealloc()` with
+`len+1`.
+
+(cherry picked from commit 286162e9b03071c4308e7e92597bca4239f49d89)
+---
+ ext/pdo_firebird/firebird_statement.c | 5 +++++
+ ext/pdo_firebird/tests/bug_76452.data | Bin 0 -> 856 bytes
+ ext/pdo_firebird/tests/bug_76452.phpt | 31 ++++++++++++++++++++++++++
+ 3 files changed, 36 insertions(+)
+ create mode 100644 ext/pdo_firebird/tests/bug_76452.data
+ create mode 100644 ext/pdo_firebird/tests/bug_76452.phpt
+
+diff --git a/ext/pdo_firebird/firebird_statement.c b/ext/pdo_firebird/firebird_statement.c
+index 8b8f82252a..cb7e4bd83a 100644
+--- a/ext/pdo_firebird/firebird_statement.c
++++ b/ext/pdo_firebird/firebird_statement.c
+@@ -267,6 +267,11 @@ static int firebird_fetch_blob(pdo_stmt_t *stmt, int colno, char **ptr, /* {{{ *
+ unsigned short seg_len;
+ ISC_STATUS stat;
+
++ /* prevent overflow */
++ if (*len == ZEND_ULONG_MAX) {
++ result = 0;
++ goto fetch_blob_end;
++ }
+ *ptr = S->fetch_buf[colno] = erealloc(S->fetch_buf[colno], *len+1);
+
+ for (cur_len = stat = 0; (!stat || stat == isc_segment) && cur_len < *len; cur_len += seg_len) {
+
+From b0fed22401d1237a26ec9ac951ca4c7abf512883 Mon Sep 17 00:00:00 2001
+From: "Christoph M. Becker" <cmbecker69@gmx.de>
+Date: Fri, 30 Apr 2021 14:10:50 +0200
+Subject: [PATCH 3/9] Fix #76450: SIGSEGV in firebird_stmt_execute
+
+We need to verify that the `result_size` is not larger than our buffer,
+and also should make sure that the `len` which is passed to
+`isc_vax_integer()` has a permissible value; otherwise we bail out.
+
+(cherry picked from commit bcbf8aa0c96d8d9e81ec3428232485555fae0b37)
+---
+ ext/pdo_firebird/firebird_statement.c | 9 +++++++-
+ ext/pdo_firebird/tests/bug_76450.data | Bin 0 -> 464 bytes
+ ext/pdo_firebird/tests/bug_76450.phpt | 29 ++++++++++++++++++++++++++
+ 3 files changed, 37 insertions(+), 1 deletion(-)
+ create mode 100644 ext/pdo_firebird/tests/bug_76450.data
+ create mode 100644 ext/pdo_firebird/tests/bug_76450.phpt
+
+diff --git a/ext/pdo_firebird/firebird_statement.c b/ext/pdo_firebird/firebird_statement.c
+index cb7e4bd83a..a87bcc1d40 100644
+--- a/ext/pdo_firebird/firebird_statement.c
++++ b/ext/pdo_firebird/firebird_statement.c
+@@ -120,8 +120,14 @@ static int firebird_stmt_execute(pdo_stmt_t *stmt TSRMLS_DC) /* {{{ */
+ }
+ if (result[0] == isc_info_sql_records) {
+ unsigned i = 3, result_size = isc_vax_integer(&result[1], 2);
++ if (result_size > sizeof(result)) {
++ goto error;
++ }
+ while (result[i] != isc_info_end && i < result_size) {
+ short len = (short) isc_vax_integer(&result[i + 1], 2);
++ if (len != 1 && len != 2 && len != 4) {
++ goto error;
++ }
+ if (result[i] != isc_info_req_select_count) {
+ affected_rows += isc_vax_integer(&result[i + 3], len);
+ }
+@@ -145,7 +151,8 @@ static int firebird_stmt_execute(pdo_stmt_t *stmt TSRMLS_DC) /* {{{ */
+ return 1;
+ } while (0);
+
+- RECORD_ERROR(stmt);
++error:
++ RECORD_ERROR(stmt);
+
+ return 0;
+ }
+
+From d5572d9dbcc90366e043521b43e7553b75d20662 Mon Sep 17 00:00:00 2001
+From: "Christoph M. Becker" <cmbecker69@gmx.de>
+Date: Fri, 30 Apr 2021 13:53:21 +0200
+Subject: [PATCH 4/9] Fix #76449: SIGSEGV in firebird_handle_doer
+
+We need to verify that the `result_size` is not larger than our buffer,
+and also should make sure that the `len` which is passed to
+`isc_vax_integer()` has a permissible value; otherwise we bail out.
+
+(cherry picked from commit 08da7c73726f7b86b67d6f0ff87c73c585a7834a)
+---
+ ext/pdo_firebird/firebird_driver.c | 9 +++++++++
+ ext/pdo_firebird/tests/bug_76449.data | Bin 0 -> 464 bytes
+ ext/pdo_firebird/tests/bug_76449.phpt | 23 +++++++++++++++++++++++
+ 3 files changed, 32 insertions(+)
+ create mode 100644 ext/pdo_firebird/tests/bug_76449.data
+ create mode 100644 ext/pdo_firebird/tests/bug_76449.phpt
+
+diff --git a/ext/pdo_firebird/firebird_driver.c b/ext/pdo_firebird/firebird_driver.c
+index a3f34d554f..fef58cb3b4 100644
+--- a/ext/pdo_firebird/firebird_driver.c
++++ b/ext/pdo_firebird/firebird_driver.c
+@@ -253,8 +253,17 @@ static long firebird_handle_doer(pdo_dbh_t *dbh, const char *sql, long sql_len T
+ if (result[0] == isc_info_sql_records) {
+ unsigned i = 3, result_size = isc_vax_integer(&result[1],2);
+
++ if (result_size > sizeof(result)) {
++ ret = -1;
++ goto free_statement;
++ }
+ while (result[i] != isc_info_end && i < result_size) {
+ short len = (short)isc_vax_integer(&result[i+1],2);
++ /* bail out on bad len */
++ if (len != 1 && len != 2 && len != 4) {
++ ret = -1;
++ goto free_statement;
++ }
+ if (result[i] != isc_info_req_select_count) {
+ ret += isc_vax_integer(&result[i+3],len);
+ }
+
+From 2e174eac00ecffc4dd4884e801d15d22f80ffa98 Mon Sep 17 00:00:00 2001
+From: "Christoph M. Becker" <cmbecker69@gmx.de>
+Date: Thu, 29 Apr 2021 15:26:22 +0200
+Subject: [PATCH 5/9] Fix #76448: Stack buffer overflow in firebird_info_cb
+
+We ensure not to overflow the stack allocated buffer by using `strlcat`.
+
+(cherry picked from commit 67afa32541ebc4abbf633cb1e7e879b2fbb616ad)
+---
+ ext/pdo_firebird/firebird_driver.c | 10 ++++++----
+ ext/pdo_firebird/tests/bug_76448.data | Bin 0 -> 749 bytes
+ ext/pdo_firebird/tests/bug_76448.phpt | 23 +++++++++++++++++++++++
+ 3 files changed, 29 insertions(+), 4 deletions(-)
+ create mode 100644 ext/pdo_firebird/tests/bug_76448.data
+ create mode 100644 ext/pdo_firebird/tests/bug_76448.phpt
+
+diff --git a/ext/pdo_firebird/firebird_driver.c b/ext/pdo_firebird/firebird_driver.c
+index fef58cb3b4..5f3d3cdb02 100644
+--- a/ext/pdo_firebird/firebird_driver.c
++++ b/ext/pdo_firebird/firebird_driver.c
+@@ -540,14 +540,16 @@ static int firebird_handle_set_attribute(pdo_dbh_t *dbh, long attr, zval *val TS
+ }
+ /* }}} */
+
++#define INFO_BUF_LEN 512
++
+ /* callback to used to report database server info */
+ static void firebird_info_cb(void *arg, char const *s) /* {{{ */
+ {
+ if (arg) {
+ if (*(char*)arg) { /* second call */
+- strcat(arg, " ");
++ strlcat(arg, " ", INFO_BUF_LEN);
+ }
+- strcat(arg, s);
++ strlcat(arg, s, INFO_BUF_LEN);
+ }
+ }
+ /* }}} */
+@@ -558,8 +560,8 @@ static int firebird_handle_get_attribute(pdo_dbh_t *dbh, long attr, zval *val TS
+ pdo_firebird_db_handle *H = (pdo_firebird_db_handle *)dbh->driver_data;
+
+ switch (attr) {
+- char tmp[512];
+-
++ char tmp[INFO_BUF_LEN];
++
+ case PDO_ATTR_AUTOCOMMIT:
+ ZVAL_LONG(val,dbh->auto_commit);
+ return 1;
+
+From bd5936bc8ce2e3c8497b9083f5530e83f5a19616 Mon Sep 17 00:00:00 2001
+From: Dorin Marcoci <dorin.marcoci@marcodor.com>
+Date: Sat, 24 Dec 2016 13:57:03 +0200
+Subject: [PATCH 7/9] Fixes #65689. PDO_Firebrid / exec() does not free
+ allocated statement.
+
+(cherry picked from commit e926bf65076cb5c8da6bf8f32635f696de5ff9aa)
+---
+ ext/pdo_firebird/firebird_driver.c | 12 ++++++++++--
+ 1 file changed, 10 insertions(+), 2 deletions(-)
+
+diff --git a/ext/pdo_firebird/firebird_driver.c b/ext/pdo_firebird/firebird_driver.c
+index 5f3d3cdb02..589312ac3a 100644
+--- a/ext/pdo_firebird/firebird_driver.c
++++ b/ext/pdo_firebird/firebird_driver.c
+@@ -240,14 +240,16 @@ static long firebird_handle_doer(pdo_dbh_t *dbh, const char *sql, long sql_len T
+ /* execute the statement */
+ if (isc_dsql_execute2(H->isc_status, &H->tr, &stmt, PDO_FB_SQLDA_VERSION, &in_sqlda, &out_sqlda)) {
+ RECORD_ERROR(dbh);
+- return -1;
++ ret = -1;
++ goto free_statement;
+ }
+
+ /* find out how many rows were affected */
+ if (isc_dsql_sql_info(H->isc_status, &stmt, sizeof(info_count), const_cast(info_count),
+ sizeof(result), result)) {
+ RECORD_ERROR(dbh);
+- return -1;
++ ret = -1;
++ goto free_statement;
+ }
+
+ if (result[0] == isc_info_sql_records) {
+@@ -276,6 +278,12 @@ static long firebird_handle_doer(pdo_dbh_t *dbh, const char *sql, long sql_len T
+ RECORD_ERROR(dbh);
+ }
+
++free_statement:
++
++ if (isc_dsql_free_statement(H->isc_status, &stmt, DSQL_drop)) {
++ RECORD_ERROR(dbh);
++ }
++
+ return ret;
+ }
+ /* }}} */
+--
+2.31.1
+
+From 79aadb61954cb38b7b97897482e0a3a08cd90874 Mon Sep 17 00:00:00 2001
+From: Anatol Belski <ab@php.net>
+Date: Mon, 6 Jun 2016 13:30:17 +0200
+Subject: [PATCH 8/9] fix ibase handle initialization, mostly compiler warnings
+
+(cherry picked from commit 3e6c02b91a62e3fd640dfa199f8e4178a6680821)
+---
+ ext/pdo_firebird/firebird_driver.c | 4 ++--
+ ext/pdo_firebird/firebird_statement.c | 4 ++--
+ ext/pdo_firebird/php_pdo_firebird_int.h | 6 ++++++
+ 3 files changed, 10 insertions(+), 4 deletions(-)
+
+diff --git a/ext/pdo_firebird/firebird_driver.c b/ext/pdo_firebird/firebird_driver.c
+index 589312ac3a..84de8affd6 100644
+--- a/ext/pdo_firebird/firebird_driver.c
++++ b/ext/pdo_firebird/firebird_driver.c
+@@ -140,7 +140,7 @@ static int firebird_handle_preparer(pdo_dbh_t *dbh, const char *sql, long sql_le
+ HashTable *np;
+
+ do {
+- isc_stmt_handle s = NULL;
++ isc_stmt_handle s = PDO_FIREBIRD_HANDLE_INITIALIZER;
+ XSQLDA num_sqlda;
+ static char const info[] = { isc_info_sql_stmt_type };
+ char result[8];
+@@ -221,7 +221,7 @@ static int firebird_handle_preparer(pdo_dbh_t *dbh, const char *sql, long sql_le
+ static long firebird_handle_doer(pdo_dbh_t *dbh, const char *sql, long sql_len TSRMLS_DC) /* {{{ */
+ {
+ pdo_firebird_db_handle *H = (pdo_firebird_db_handle *)dbh->driver_data;
+- isc_stmt_handle stmt = NULL;
++ isc_stmt_handle stmt = PDO_FIREBIRD_HANDLE_INITIALIZER;
+ static char const info_count[] = { isc_info_sql_records };
+ char result[64];
+ int ret = 0;
+diff --git a/ext/pdo_firebird/firebird_statement.c b/ext/pdo_firebird/firebird_statement.c
+index a87bcc1d40..dc64c19687 100644
+--- a/ext/pdo_firebird/firebird_statement.c
++++ b/ext/pdo_firebird/firebird_statement.c
+@@ -230,7 +230,7 @@ static int firebird_fetch_blob(pdo_stmt_t *stmt, int colno, char **ptr, /* {{{ *
+ {
+ pdo_firebird_stmt *S = (pdo_firebird_stmt*)stmt->driver_data;
+ pdo_firebird_db_handle *H = S->H;
+- isc_blob_handle blobh = NULL;
++ isc_blob_handle blobh = PDO_FIREBIRD_HANDLE_INITIALIZER;
+ char const bl_item = isc_info_blob_total_length;
+ char bl_info[20];
+ unsigned short i;
+@@ -424,7 +424,7 @@ static int firebird_bind_blob(pdo_stmt_t *stmt, ISC_QUAD *blob_id, zval *param T
+ {
+ pdo_firebird_stmt *S = (pdo_firebird_stmt*)stmt->driver_data;
+ pdo_firebird_db_handle *H = S->H;
+- isc_blob_handle h = NULL;
++ isc_blob_handle h = PDO_FIREBIRD_HANDLE_INITIALIZER;
+ unsigned long put_cnt = 0, rem_cnt;
+ unsigned short chunk_size;
+ int result = 1;
+diff --git a/ext/pdo_firebird/php_pdo_firebird_int.h b/ext/pdo_firebird/php_pdo_firebird_int.h
+index 796f3837c8..09cd485121 100644
+--- a/ext/pdo_firebird/php_pdo_firebird_int.h
++++ b/ext/pdo_firebird/php_pdo_firebird_int.h
+@@ -61,6 +61,12 @@ typedef void (*info_func_t)(char*);
+ #define min(a,b) ((a)<(b)?(a):(b))
+ #endif
+
++#if defined(_LP64) || defined(__LP64__) || defined(__arch64__) || defined(_WIN64)
++# define PDO_FIREBIRD_HANDLE_INITIALIZER 0U
++#else
++# define PDO_FIREBIRD_HANDLE_INITIALIZER NULL
++#endif
++
+ typedef struct {
+
+ /* the result of the last API call */
+--
+2.31.1
+
+From 82b3778dcb7ad665e6fd299e0c811bb94195bf49 Mon Sep 17 00:00:00 2001
+From: Remi Collet <remi@remirepo.net>
+Date: Mon, 28 Jun 2021 14:31:02 +0200
+Subject: [PATCH 9/9] adapt for 5.6 without ZEND_ULONG_MAX
+
+---
+ ext/pdo_firebird/firebird_statement.c | 2 +-
+ 1 file changed, 1 insertion(+), 1 deletion(-)
+
+diff --git a/ext/pdo_firebird/firebird_statement.c b/ext/pdo_firebird/firebird_statement.c
+index dc64c19687..ea3c704fbb 100644
+--- a/ext/pdo_firebird/firebird_statement.c
++++ b/ext/pdo_firebird/firebird_statement.c
+@@ -275,7 +275,7 @@ static int firebird_fetch_blob(pdo_stmt_t *stmt, int colno, char **ptr, /* {{{ *
+ ISC_STATUS stat;
+
+ /* prevent overflow */
+- if (*len == ZEND_ULONG_MAX) {
++ if (*len == (LONG_MAX * 2UL +1UL)) {
+ result = 0;
+ goto fetch_blob_end;
+ }
+--
+2.31.1
+
+From 7ce2b28871fcf07a9f3ac0947bb6c4973b28224f Mon Sep 17 00:00:00 2001
+From: Stanislav Malyshev <stas@php.net>
+Date: Sun, 20 Jun 2021 22:20:38 -0700
+Subject: [PATCH 6/9] Update NEWS
+
+(cherry picked from commit c68a687566591e2268f35d124a90c7d556ce968b)
+(cherry picked from commit 7598733c51af30611aa64e456c9a777069d2efb9)
+---
+ NEWS | 13 +++++++++++++
+ 1 file changed, 13 insertions(+)
+
+diff --git a/NEWS b/NEWS
+index 659bab855a..03d8a03ec1 100644
+--- a/NEWS
++++ b/NEWS
+@@ -1,6 +1,19 @@
+ PHP NEWS
+ |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
+
++Backported from 7.3.29
++
++- Core:
++ . Fixed #81122: SSRF bypass in FILTER_VALIDATE_URL. (CVE-2021-21705) (cmb)
++
++- PDO_Firebird:
++ . Fixed #76448: Stack buffer overflow in firebird_info_cb. (CVE-2021-21704)
++ (cmb)
++ . Fixed #76449: SIGSEGV in firebird_handle_doer. (CVE-2021-21704) (cmb)
++ . Fixed #76450: SIGSEGV in firebird_stmt_execute. (CVE-2021-21704) (cmb)
++ . Fixed #76452: Crash while parsing blob data in firebird_fetch_blob.
++ (CVE-2021-21704) (cmb)
++
+ Backported from 7.3.28
+
+ - Imap:
+--
+2.31.1
+
diff --git a/php-bug81122.patch b/php-bug81122.patch
new file mode 100644
index 0000000..7c4dd31
--- /dev/null
+++ b/php-bug81122.patch
@@ -0,0 +1,88 @@
+From 881c7026fb530c247bf66cfefe8c800877a5be61 Mon Sep 17 00:00:00 2001
+From: "Christoph M. Becker" <cmbecker69@gmx.de>
+Date: Mon, 14 Jun 2021 13:22:27 +0200
+Subject: [PATCH 1/2] Fix #81122: SSRF bypass in FILTER_VALIDATE_URL
+
+We need to ensure that the password detected by parse_url() is actually
+a valid password; we can re-use is_userinfo_valid() for that.
+
+(cherry picked from commit a5538c62293fa782fcc382d0635cfc0c8b9190e3)
+---
+ ext/filter/logical_filters.c | 4 +++-
+ ext/filter/tests/bug81122.phpt | 21 +++++++++++++++++++++
+ 2 files changed, 24 insertions(+), 1 deletion(-)
+ create mode 100644 ext/filter/tests/bug81122.phpt
+
+diff --git a/ext/filter/logical_filters.c b/ext/filter/logical_filters.c
+index 9e1daffaab..f89e26471b 100644
+--- a/ext/filter/logical_filters.c
++++ b/ext/filter/logical_filters.c
+@@ -515,7 +515,9 @@ bad_url:
+ RETURN_VALIDATION_FAILED
+ }
+
+- if (url->user != NULL && !is_userinfo_valid(url->user)) {
++ if (url->user != NULL && !is_userinfo_valid(url->user)
++ || url->pass != NULL && !is_userinfo_valid(url->pass)
++ ) {
+ php_url_free(url);
+ RETURN_VALIDATION_FAILED
+
+diff --git a/ext/filter/tests/bug81122.phpt b/ext/filter/tests/bug81122.phpt
+new file mode 100644
+index 0000000000..d89d4114a5
+--- /dev/null
++++ b/ext/filter/tests/bug81122.phpt
+@@ -0,0 +1,21 @@
++--TEST--
++Bug #81122 (SSRF bypass in FILTER_VALIDATE_URL)
++--SKIPIF--
++<?php
++if (!extension_loaded('filter')) die("skip filter extension not available");
++?>
++--FILE--
++<?php
++$urls = [
++ "https://example.com:\\@test.com/",
++ "https://user:\\epass@test.com",
++ "https://user:\\@test.com",
++];
++foreach ($urls as $url) {
++ var_dump(filter_var($url, FILTER_VALIDATE_URL));
++}
++?>
++--EXPECT--
++bool(false)
++bool(false)
++bool(false)
+--
+2.31.1
+
+From c02b9243c4c62bccb97483654d530ed4ab148719 Mon Sep 17 00:00:00 2001
+From: Stanislav Malyshev <stas@php.net>
+Date: Sun, 27 Jun 2021 21:57:58 -0700
+Subject: [PATCH 2/2] Fix warning
+
+(cherry picked from commit 190013787bbc424c240413d914e3a038f974ccef)
+---
+ ext/filter/logical_filters.c | 4 ++--
+ 1 file changed, 2 insertions(+), 2 deletions(-)
+
+diff --git a/ext/filter/logical_filters.c b/ext/filter/logical_filters.c
+index f89e26471b..92a37f88ee 100644
+--- a/ext/filter/logical_filters.c
++++ b/ext/filter/logical_filters.c
+@@ -515,8 +515,8 @@ bad_url:
+ RETURN_VALIDATION_FAILED
+ }
+
+- if (url->user != NULL && !is_userinfo_valid(url->user)
+- || url->pass != NULL && !is_userinfo_valid(url->pass)
++ if ((url->user != NULL && !is_userinfo_valid(url->user))
++ || (url->pass != NULL && !is_userinfo_valid(url->pass))
+ ) {
+ php_url_free(url);
+ RETURN_VALIDATION_FAILED
+--
+2.31.1
+
diff --git a/php.spec b/php.spec
index 33ed25f..f88d3fe 100644
--- a/php.spec
+++ b/php.spec
@@ -132,7 +132,7 @@
Summary: PHP scripting language for creating dynamic web sites
Name: %{?scl_prefix}php
Version: 5.6.40
-Release: 27%{?dist}
+Release: 28%{?dist}
# All files licensed under PHP version 3.01, except
# Zend is licensed under Zend
# TSRM is licensed under BSD
@@ -236,6 +236,8 @@ Patch246: php-bug79699.patch
Patch247: php-bug77423.patch
Patch248: php-bug80672.patch
Patch249: php-bug80710.patch
+Patch250: php-bug81122.patch
+Patch251: php-bug76450.patch
# Fixes for tests (300+)
# Factory is droped from system tzdata
@@ -1014,6 +1016,8 @@ sed -e 's/php-devel/%{?scl_prefix}php-devel/' -i scripts/phpize.in
%patch247 -p1 -b .bug77423
%patch248 -p1 -b .bug80672
%patch249 -p1 -b .bug80710
+%patch250 -p1 -b .bug81122
+%patch251 -p1 -b .bug76450
# Fixes for tests
%patch300 -p1 -b .datetests
@@ -1030,7 +1034,7 @@ rm ext/openssl/tests/bug65538_003.phpt
# WIP patch
# Prevent %%doc confusion over LICENSE files
-cp Zend/LICENSE Zend/ZEND_LICENSE
+cp Zend/LICENSE ZEND_LICENSE
cp TSRM/LICENSE TSRM_LICENSE
cp ext/ereg/regex/COPYRIGHT regex_COPYRIGHT
%if ! %{with_libgd}
@@ -1813,7 +1817,7 @@ EOF
%files common -f files.common
%doc CODING_STANDARDS CREDITS EXTENSIONS NEWS README*
-%license LICENSE TSRM_LICENSE regex_COPYRIGHT
+%license LICENSE TSRM_LICENSE ZEND_LICENSE regex_COPYRIGHT
%license libmagic_LICENSE
%license phar_LICENSE
%license timelib_LICENSE
@@ -1965,6 +1969,15 @@ EOF
%changelog
+* Mon Jun 28 2021 Remi Collet <remi@remirepo.net> - 5.6.40-28
+- Fix #81122 SSRF bypass in FILTER_VALIDATE_URL
+ CVE-2021-21705
+- Fix #76448 Stack buffer overflow in firebird_info_cb
+- Fix #76449 SIGSEGV in firebird_handle_doer
+- Fix #76450 SIGSEGV in firebird_stmt_execute
+- Fix #76452 Crash while parsing blob data in firebird_fetch_blob
+ CVE-2021-21704
+
* Thu May 27 2021 Remi Collet <remi@remirepo.net> - 5.6.40-27
- fix snmp extension build with net-snmp without DES