From 1e57a377ad5b2cd8411bd9081ba2f11cc8f1b9dc Mon Sep 17 00:00:00 2001
From: Miroslav Stampar <miroslav.stampar@gmail.com>
Date: Tue, 29 Jul 2025 15:51:45 +0200
Subject: [PATCH] Potentially fixes #5934

---
 data/txt/sha256sums.txt |  4 ++--
 lib/core/bigarray.py    | 19 ++++++++++---------
 lib/core/settings.py    |  2 +-
 3 files changed, 13 insertions(+), 12 deletions(-)

diff --git a/data/txt/sha256sums.txt b/data/txt/sha256sums.txt
index 8fd3eb29c..29bfa7f32 100644
--- a/data/txt/sha256sums.txt
+++ b/data/txt/sha256sums.txt
@@ -165,7 +165,7 @@ eed1db5da17eca4c65a8f999166e2246eef84397687ae820bbe4984ef65a09df  extra/vulnserv
 49bcd74281297c79a6ae5d4b0d1479ddace4476fddaf4383ca682a6977b553e3  lib/controller/handler.py
 4608f21a4333c162ab3c266c903fda4793cc5834de30d06affe9b7566dd09811  lib/controller/__init__.py
 216c9399853b7454d36dcb552baf9f1169ec7942897ddc46504684325cb6ce00  lib/core/agent.py
-0c10a46c77d5366bc535a148c097d267f28aa82d981a328e76be66e11982a562  lib/core/bigarray.py
+fbba89420acafcdb9ba1a95428cf2161b13cfa2d1a7ad7d5e70c14b0e04861f0  lib/core/bigarray.py
 e3b8f8cf9607d12f3de5e6bcd5031f21f50d4b331844b8e921493dfde2efe0f7  lib/core/common.py
 d53a8aecab8af8b8da4dc1c74d868f70a38770d34b1fa50cae4532cae7ce1c87  lib/core/compat.py
 ebe518089733722879f5a13e73020ebe55d46fb7410cacf292ca4ea1d9d1c56a  lib/core/convert.py
@@ -188,7 +188,7 @@ c4bfb493a03caf84dd362aec7c248097841de804b7413d0e1ecb8a90c8550bc0  lib/core/readl
 d1bd70c1a55858495c727fbec91e30af267459c8f64d50fabf9e4ee2c007e920  lib/core/replication.py
 1d0f80b0193ac5204527bfab4bde1a7aee0f693fd008e86b4b29f606d1ef94f3  lib/core/revision.py
 d2eb8e4b05ac93551272b3d4abfaf5b9f2d3ac92499a7704c16ed0b4f200db38  lib/core/session.py
-cf6b58d256247227e0d833b4c8a27229124594ac7a9e921123891276423da61e  lib/core/settings.py
+a4395bddab0187571065df9e0ee4e67a4078e4177d2333b00d139d2a0b557cf7  lib/core/settings.py
 1c5eab9494eb969bc9ce118a2ea6954690c6851cbe54c18373c723b99734bf09  lib/core/shell.py
 4eea6dcf023e41e3c64b210cb5c2efc7ca893b727f5e49d9c924f076bb224053  lib/core/subprocessng.py
 cdd352e1331c6b535e780f6edea79465cb55af53aa2114dcea0e8bf382e56d1a  lib/core/target.py
diff --git a/lib/core/bigarray.py b/lib/core/bigarray.py
index b6e3e6791..fc3695435 100644
--- a/lib/core/bigarray.py
+++ b/lib/core/bigarray.py
@@ -116,15 +116,16 @@ class BigArray(list):
             self.append(_)
 
     def pop(self):
-        if len(self.chunks[-1]) < 1:
-            self.chunks.pop()
-            try:
-                with open(self.chunks[-1], "rb") as f:
-                    self.chunks[-1] = pickle.loads(zlib.decompress(f.read()))
-            except IOError as ex:
-                errMsg = "exception occurred while retrieving data "
-                errMsg += "from a temporary file ('%s')" % ex
-                raise SqlmapSystemException(errMsg)
+        with self._lock:
+            if not self.chunks[-1] and len(self.chunks) > 1:
+                self.chunks.pop()
+                try:
+                    with open(self.chunks[-1], "rb") as f:
+                        self.chunks[-1] = pickle.loads(zlib.decompress(f.read()))
+                except IOError as ex:
+                    errMsg = "exception occurred while retrieving data "
+                    errMsg += "from a temporary file ('%s')" % ex
+                    raise SqlmapSystemException(errMsg)
 
         return self.chunks[-1].pop()
 
diff --git a/lib/core/settings.py b/lib/core/settings.py
index 1438ddab5..30acafe5e 100644
--- a/lib/core/settings.py
+++ b/lib/core/settings.py
@@ -19,7 +19,7 @@ from lib.core.enums import OS
 from thirdparty import six
 
 # sqlmap version (<major>.<minor>.<month>.<monthly commit>)
-VERSION = "1.9.7.14"
+VERSION = "1.9.7.15"
 TYPE = "dev" if VERSION.count('.') > 2 and VERSION.split('.')[-1] != '0' else "stable"
 TYPE_COLORS = {"dev": 33, "stable": 90, "pip": 34}
 VERSION_STRING = "sqlmap/%s#%s" % ('.'.join(VERSION.split('.')[:-1]) if VERSION.count('.') > 2 and VERSION.split('.')[-1] == '0' else VERSION, TYPE)