diff --git a/kde-frameworks/kio/files/kio-5.110.0-crash.patch b/kde-frameworks/kio/files/kio-5.110.0-crash.patch
new file mode 100644
index 0000000000000..dcda1cfe06f53
--- /dev/null
+++ b/kde-frameworks/kio/files/kio-5.110.0-crash.patch
@@ -0,0 +1,28 @@
+From 48322f44323a1fc09305d66d9093fe6c3780709e Mon Sep 17 00:00:00 2001
+From: Kevin Ottens <kevin.ottens@enioka.com>
+Date: Fri, 15 Sep 2023 09:45:58 +0200
+Subject: [PATCH] Don't crash if KMountPoint gives nothing back while checking
+ for CIFS
+
+BUG: 474451
+---
+ src/ioslaves/file/file_unix.cpp | 3 +++
+ 1 file changed, 3 insertions(+)
+
+diff --git a/src/ioslaves/file/file_unix.cpp b/src/ioslaves/file/file_unix.cpp
+index 87c47e7e74..c0bc64354d 100644
+--- a/src/ioslaves/file/file_unix.cpp
++++ b/src/ioslaves/file/file_unix.cpp
+@@ -328,6 +328,9 @@ inline static time_t stat_mtime(const QT_STATBUF &buf)
+ static bool isOnCifsMount(const QString &filePath)
+ {
+     const auto mount = KMountPoint::currentMountPoints().findByPath(filePath);
++    if (!mount) {
++        return false;
++    }
+     return mount->mountType() == QStringLiteral("cifs") || mount->mountType() == QStringLiteral("smb3");
+ }
+ 
+-- 
+GitLab
+
diff --git a/kde-frameworks/kio/kio-5.110.0.ebuild b/kde-frameworks/kio/kio-5.110.0-r1.ebuild
similarity index 97%
rename from kde-frameworks/kio/kio-5.110.0.ebuild
rename to kde-frameworks/kio/kio-5.110.0-r1.ebuild
index 92d54f239dba3..ccba848a7d911 100644
--- a/kde-frameworks/kio/kio-5.110.0.ebuild
+++ b/kde-frameworks/kio/kio-5.110.0-r1.ebuild
@@ -69,6 +69,8 @@ DEPEND="${RDEPEND}
 "
 PDEPEND=">=kde-frameworks/kded-${PVCUT}:5"
 
+PATCHES=( "${FILESDIR}/${P}-crash.patch" ) # KDE-bug 474451
+
 src_configure() {
 	local mycmakeargs=(
 		-DKIO_NO_PUBLIC_QTCONCURRENT=ON
diff --git a/mail-mta/postfix/Manifest b/mail-mta/postfix/Manifest
index 25171c67ae311..a6e90ed495ae1 100644
--- a/mail-mta/postfix/Manifest
+++ b/mail-mta/postfix/Manifest
@@ -1,3 +1,3 @@
 DIST postfix-3.8.1.tar.gz 4848293 BLAKE2B 83c043d6e74cbbf0c5d739838ff99d4905aa711b13483fe0f427956b962c432e6f76d9828b5c141260e210c9605ac260df950d273d5729c36666c935a3ed4518 SHA512 9eb91f2baab327de22dd55fc5ff398de74856e30be461282f41b1801301873881a8f40ce061c16e0505d51d96aaf0eff8d0ac660e5f6c70c6125133f64a4ee80
 DIST postfix-3.8.2.tar.gz 4848718 BLAKE2B 233693e088901e8ed986e34d60b55fb6b786c37868095ab914e6049c5ad6aee09f07d3b5d1f2bec64d8570e215bb15196760d30074cd8ddfaeff3897ad117b81 SHA512 1c441c95bcadee6fc038eb5cb826a686a8bd98b0c78afbc36fdcee01ca0b1c7071036542c729ac345ef8f1e6fb42211452da802e86048967ebc77774dea7752d
-DIST postfix-3.9-20230912.tar.gz 4874772 BLAKE2B a361615818b4da67e3ae7a73fc2d7aa3c7c2758adfe70e61132317c11ed76e9122903803fc1e6061ddc0123ecc7a382f4380f26ec60006c5fd906966bf0eecfa SHA512 cdbb99833e58dddc6c0adfc2857214ffa421c08fd6ac73f938b09ec8284669b50aacd54f8c218bd118d0d5e64da05030f68fa7688a44ca6be432f4f0bd31235a
+DIST postfix-3.9-20230916.tar.gz 4875152 BLAKE2B 2857e7990d139a948240d0699de1dcd2baa24d09fcc8c626a412f6479a099ab3f8fdb66f1b9aa5fbe9b6bfc8eba6f910c61de4fe6d0f635dc5617904582c3726 SHA512 2c903b20469112f8d3c8a659d576bbacaceddf61a6f42cc1f7fc75b4e84a9e41dcf6972174d96637175e01fb30a1baa347c1d436b267c914e96c517b0ff18da6
diff --git a/mail-mta/postfix/postfix-3.9_pre20230912.ebuild b/mail-mta/postfix/postfix-3.9_pre20230916.ebuild
similarity index 100%
rename from mail-mta/postfix/postfix-3.9_pre20230912.ebuild
rename to mail-mta/postfix/postfix-3.9_pre20230916.ebuild