diff --git a/pkgs/applications/virtualization/qemu/default.nix b/pkgs/applications/virtualization/qemu/default.nix
index c3484a3312c..0c7cbd853a2 100644
--- a/pkgs/applications/virtualization/qemu/default.nix
+++ b/pkgs/applications/virtualization/qemu/default.nix
@@ -39,7 +39,7 @@ let
 in
 
 stdenv.mkDerivation rec {
-  version = "5.2.0";
+  version = "6.0.0";
   pname = "qemu"
     + lib.optionalString xenSupport "-xen"
     + lib.optionalString hostCpuOnly "-host-cpu-only"
@@ -47,7 +47,7 @@ stdenv.mkDerivation rec {
 
   src = fetchurl {
     url= "https://download.qemu.org/qemu-${version}.tar.xz";
-    sha256 = "1g0pvx4qbirpcn9mni704y03n3lvkmw2c0rbcwvydyr8ns4xh66b";
+    sha256 = "1f9hz8rf12jm8baa7kda34yl4hyl0xh0c4ap03krfjx23i3img47";
   };
 
   nativeBuildInputs = [ python python.pkgs.sphinx pkg-config flex bison meson ninja ]
@@ -84,126 +84,6 @@ stdenv.mkDerivation rec {
   patches = [
     ./fix-qemu-ga.patch
     ./9p-ignore-noatime.patch
-    (fetchpatch {
-      name = "CVE-2020-27821.patch";
-      url = "https://sources.debian.org/data/main/q/qemu/1:5.2+dfsg-10/debian/patches/memory-clamp-cached-translation-if-points-to-MMIO-region-CVE-2020-27821.patch";
-      sha256 = "0sj0kr0g6jalygr5mb9i17fgr491jzaxvk3dvala0268940s01x9";
-    })
-    (fetchpatch {
-      name = "CVE-2021-20221.patch";
-      url = "https://sources.debian.org/data/main/q/qemu/1:5.2+dfsg-10/debian/patches/arm_gic-fix-interrupt-ID-in-GICD_SGIR-CVE-2021-20221.patch";
-      sha256 = "1iyvcw87hzlc57fg5l87vddqmch8iw2yghk0s125hk5shn1bygjq";
-    })
-    (fetchpatch {
-      name = "CVE-2021-20181.patch";
-      url = "https://sources.debian.org/data/main/q/qemu/1:5.2+dfsg-10/debian/patches/9pfs-Fully-restart-unreclaim-loop-CVE-2021-20181.patch";
-      sha256 = "149ifiazj6rn4d4mv2c7lcayq744fijsv5abxlb8bhbkj99wd64f";
-    })
-    (fetchpatch {
-      name = "CVE-2020-35517.part-1.patch";
-      url = "https://sources.debian.org/data/main/q/qemu/1:5.2+dfsg-10/debian/patches/virtiofsd-extract-lo_do_open-from-lo_open.patch";
-      sha256 = "0j4waaz6q54by4a7vd5m8s2n8y0an9hqf0ndycxsy03g4ksm669d";
-    })
-    (fetchpatch {
-      name = "CVE-2020-35517.part-2.patch";
-      url = "https://sources.debian.org/data/main/q/qemu/1:5.2+dfsg-10/debian/patches/virtiofsd-optionally-return-inode-pointer-from-lo_do_lookup.patch";
-      sha256 = "08bag890r6dx2rhnq58gyvsxvzwqgvn83pjlg95b5ic0z6gyjnsg";
-    })
-    (fetchpatch {
-      name = "CVE-2020-35517.part-3.patch";
-      url = "https://sources.debian.org/data/main/q/qemu/1:5.2+dfsg-10/debian/patches/virtiofsd-prevent-opening-of-special-files-CVE-2020-35517.patch";
-      sha256 = "0ziy6638zbkn037l29ywirvgymbqq66l5rngg8iwyky67acilv94";
-    })
-    (fetchpatch {
-      name = "CVE-2021-20263.part-1.patch";
-      url = "https://sources.debian.org/data/main/q/qemu/1:5.2+dfsg-10/debian/patches/virtiofsd-save-error-code-early-at-the-failure-callsite.patch";
-      sha256 = "15rwb15yjpclrqaxkhx76npr8zlfm9mj4jb19czg093is2cn4rys";
-    })
-    (fetchpatch {
-      name = "CVE-2021-20263.part-2.patch";
-      url = "https://sources.debian.org/data/main/q/qemu/1:5.2+dfsg-10/debian/patches/virtiofsd-drop-remapped-security.capability-xattr-as-needed-CVE-2021-20263.patch";
-      sha256 = "06ylz80ilg30wlskd4dsjx677fp5qr8cranwlakvjhr88b630xw0";
-    })
-    (fetchpatch {
-      name = "CVE-2021-3416.part-1.patch";
-      url = "https://sources.debian.org/data/main/q/qemu/1:5.2+dfsg-10/debian/patches/net-qemu_receive_packet-for-loopback-introduce.patch";
-      sha256 = "0hcpf00vqpg9rc0wl8cry905w04614843aqifybyv15wbv190gpz";
-    })
-    (fetchpatch {
-      name = "CVE-2021-3416.part-2.patch";
-      url = "https://sources.debian.org/data/main/q/qemu/1:5.2+dfsg-10/debian/patches/net-qemu_receive_packet-for-loopback-cadence_gem.patch";
-      sha256 = "12mjnrvs6p4g5frzqb08k4h86hphdqlka91fcma2a3m4ap98nrxy";
-    })
-    (fetchpatch {
-      name = "CVE-2021-3416.part-3.patch";
-      url = "https://sources.debian.org/data/main/q/qemu/1:5.2+dfsg-10/debian/patches/net-qemu_receive_packet-for-loopback-dp8393x.patch";
-      sha256 = "02z6q0578fj55phjlg2larrsx3psch2ixzy470yf57jl3jq1dy6k";
-    })
-    (fetchpatch {
-      name = "CVE-2021-3416.part-4.patch";
-      url = "https://sources.debian.org/data/main/q/qemu/1:5.2+dfsg-10/debian/patches/net-qemu_receive_packet-for-loopback-e1000.patch";
-      sha256 = "0zzbiz8i9js524mcdi739c7hrsmn82gnafrygi0xrd5sqf1hp08z";
-    })
-    (fetchpatch {
-      name = "CVE-2021-3416.part-5.patch";
-      url = "https://sources.debian.org/data/main/q/qemu/1:5.2+dfsg-10/debian/patches/net-qemu_receive_packet-for-loopback-lan9118.patch";
-      sha256 = "1f44v5znd9s7l7wgc71nbg8jw1bjqiga4wkz7d7cpnkv3l7b9kjj";
-    })
-    (fetchpatch {
-      name = "CVE-2021-3416.part-6.patch";
-      url = "https://sources.debian.org/data/main/q/qemu/1:5.2+dfsg-10/debian/patches/net-qemu_receive_packet-for-loopback-msf2.patch";
-      sha256 = "04n1rzn6gfxdalp34903ysdhlvxqkfndnqayjj3iv1k27i5pcidn";
-    })
-    (fetchpatch {
-      name = "CVE-2021-3416.part-7.patch";
-      url = "https://sources.debian.org/data/main/q/qemu/1:5.2+dfsg-10/debian/patches/net-qemu_receive_packet-for-loopback-pcnet.patch";
-      sha256 = "1p9ls6f8r6hxprj8ha6278fydcxj3av29p1hvszxmabazml2g7l2";
-    })
-    (fetchpatch {
-      name = "CVE-2021-3416.part-8.patch";
-      url = "https://sources.debian.org/data/main/q/qemu/1:5.2+dfsg-10/debian/patches/net-qemu_receive_packet-for-loopback-rtl8139.patch";
-      sha256 = "0lms1zn49kpwblkp54widjjy7fwyhdh1x832l1jvds79l2nm6i04";
-    })
-    (fetchpatch {
-      name = "CVE-2021-3416.part-9.patch";
-      url = "https://sources.debian.org/data/main/q/qemu/1:5.2+dfsg-10/debian/patches/net-qemu_receive_packet-for-loopback-sungem.patch";
-      sha256 = "1mkzyrgsp9ml9yqzjxdfqnwjr7n0fd8vxby4yp4ksrskyni8y0p4";
-    })
-    (fetchpatch {
-      name = "CVE-2021-3416.part-10.patch";
-      url = "https://sources.debian.org/data/main/q/qemu/1:5.2+dfsg-10/debian/patches/net-qemu_receive_packet-for-loopback-tx_pkt-iov.patch";
-      sha256 = "1pwqq8yw06y3p6hah3dgjhsqzk802wbn7zyajla1zwdfpic63jss";
-    })
-    (fetchpatch {
-      name = "CVE-2021-3409.part-1.patch";
-      url = "https://sources.debian.org/data/main/q/qemu/1:5.2+dfsg-10/debian/patches/sdhci/dont-transfer-any-data-when-command-time-out.patch";
-      sha256 = "0wf1yhb9mqpfgh9rv0hff0v1sw3zl2vsfgjrby4r8jvxdfjrxj8s";
-    })
-    (fetchpatch {
-      name = "CVE-2021-3409.part-2.patch";
-      url = "https://sources.debian.org/data/main/q/qemu/1:5.2+dfsg-10/debian/patches/sdhci/dont-write-to-SDHC_SYSAD-register-when-transfer-is-in-progress.patch";
-      sha256 = "1dd405dsdc7fbp68yf6f32js1azsv3n595c6nbxh28kfh9lspx4v";
-    })
-    (fetchpatch {
-      name = "CVE-2021-3409.part-3.patch";
-      url = "https://sources.debian.org/data/main/q/qemu/1:5.2+dfsg-10/debian/patches/sdhci/correctly-set-the-controller-status-for-ADMA.patch";
-      sha256 = "08jk51pfrbn1zfymahgllrzivajh2v2qx0868rv9zmgi0jldbky6";
-    })
-    (fetchpatch {
-      name = "CVE-2021-3409.part-4.patch";
-      url = "https://sources.debian.org/data/main/q/qemu/1:5.2+dfsg-10/debian/patches/sdhci/limit-block-size-only-when-SDHC_BLKSIZE-register-is-writable.patch";
-      sha256 = "1valfhw3l83br1cny6n4kmrv0f416hl625mggayqfz4prsknyhh7";
-    })
-    (fetchpatch {
-      name = "CVE-2021-3409.part-5.patch";
-      url = "https://sources.debian.org/data/main/q/qemu/1:5.2+dfsg-10/debian/patches/sdhci/reset-the-data-pointer-of-s-fifo_buffer-when-a-different-block-size-is-programmed.patch";
-      sha256 = "01p5qrr00rh3mlwrp3qq56h7yhqv0w7pw2cw035nxw3mnap03v31";
-    })
-    (fetchpatch {
-      name = "CVE-2021-3392.patch";
-      url = "https://sources.debian.org/data/main/q/qemu/1:5.2+dfsg-10/debian/patches/mptsas-remove-unused-MPTSASState.pending-CVE-2021-3392.patch";
-      sha256 = "0n7dn2p102c21mf3ncqrnks0wl5kas6yspafbn8jd03ignjgc4hd";
-    })
   ] ++ optional nixosTestRunner ./force-uid0-on-9p.patch
     ++ optionals stdenv.hostPlatform.isMusl [
     (fetchpatch {
@@ -234,6 +114,8 @@ stdenv.mkDerivation rec {
     patchShebangs .
     # avoid conflicts with libc++ include for <version>
     mv VERSION QEMU_VERSION
+    substituteInPlace configure \
+      --replace '$source_path/VERSION' '$source_path/QEMU_VERSION'
     substituteInPlace meson.build \
       --replace "'VERSION'" "'QEMU_VERSION'"
   '' + optionalString stdenv.hostPlatform.isMusl ''
@@ -304,7 +186,7 @@ stdenv.mkDerivation rec {
     homepage = "http://www.qemu.org/";
     description = "A generic and open source machine emulator and virtualizer";
     license = licenses.gpl2Plus;
-    maintainers = with maintainers; [ eelco ];
-    platforms = platforms.linux ++ platforms.darwin;
+    maintainers = with maintainers; [ eelco qyliss ];
+    platforms = platforms.unix;
   };
 }
diff --git a/pkgs/development/java-modules/postgresql_jdbc/default.nix b/pkgs/development/java-modules/postgresql_jdbc/default.nix
index e7968cf80c0..524273e080f 100644
--- a/pkgs/development/java-modules/postgresql_jdbc/default.nix
+++ b/pkgs/development/java-modules/postgresql_jdbc/default.nix
@@ -2,19 +2,21 @@
 
 stdenv.mkDerivation rec {
   pname = "postgresql-jdbc";
-  version = "42.2.5";
+  version = "42.2.20";
 
   src = fetchMavenArtifact {
     artifactId = "postgresql";
     groupId = "org.postgresql";
-    sha256 = "1p0cbb7ka41xxipzjy81hmcndkqynav22xyipkg7qdqrqvw4dykz";
+    sha256 = "0kjilsrz9shymfki48kg1q84la1870ixlh2lnfw347x8mqw2k2vh";
     inherit version;
   };
 
   phases = [ "installPhase" ];
 
   installPhase = ''
+    runHook preInstall
     install -m444 -D $src/share/java/*postgresql-${version}.jar $out/share/java/postgresql-jdbc.jar
+    runHook postInstall
   '';
 
   meta = with lib; {
diff --git a/pkgs/development/libraries/CGAL/default.nix b/pkgs/development/libraries/CGAL/default.nix
index 7ff9ac43343..bd8edc14a8b 100644
--- a/pkgs/development/libraries/CGAL/default.nix
+++ b/pkgs/development/libraries/CGAL/default.nix
@@ -8,13 +8,13 @@
 
 stdenv.mkDerivation rec {
   pname = "cgal";
-  version = "5.2";
+  version = "5.2.1";
 
   src = fetchFromGitHub {
     owner = "CGAL";
     repo = "releases";
     rev = "CGAL-${version}";
-    sha256 = "1+ov1fu79MXoW0D8odInMZPFMYg69st//PoMW42oXpA=";
+    sha256 = "sha256-sJyeehgt84rLX8ZBYIbFgHLG2aJDDHEj5GeVnQhjiOQ=";
   };
 
   # note: optional component libCGAL_ImageIO would need zlib and opengl;
diff --git a/pkgs/development/libraries/science/math/cudnn/default.nix b/pkgs/development/libraries/science/math/cudnn/default.nix
index d4c7fcac978..d2a5a8c2a79 100644
--- a/pkgs/development/libraries/science/math/cudnn/default.nix
+++ b/pkgs/development/libraries/science/math/cudnn/default.nix
@@ -30,12 +30,12 @@ in rec {
   cudnn_cudatoolkit_10 = cudnn_cudatoolkit_10_2;
 
   cudnn_cudatoolkit_11_0 = generic rec {
-    version = "8.1.0";
+    version = "8.1.1";
     cudatoolkit = cudatoolkit_11_0;
     # 8.1.0 is compatible with CUDA 11.0, 11.1, and 11.2:
     # https://docs.nvidia.com/deeplearning/cudnn/support-matrix/index.html#cudnn-cuda-hardware-versions
-    srcName = "cudnn-11.2-linux-x64-v8.1.0.77.tgz";
-    sha256 = "sha256-2+gvrwcdkbqbzwBIAUatM/RiSC3+5WyvRHnBuNq+Pss=";
+    srcName = "cudnn-11.2-linux-x64-v8.1.1.33.tgz";
+    hash = "sha256-mKh4TpKGLyABjSDCgbMNSgzZUfk2lPZDPM9K6cUCumo=";
   };
 
   cudnn_cudatoolkit_11_1 = cudnn_cudatoolkit_11_0.override {
diff --git a/pkgs/development/libraries/science/math/cudnn/generic.nix b/pkgs/development/libraries/science/math/cudnn/generic.nix
index d9c19e6790c..f5a4fac1a90 100644
--- a/pkgs/development/libraries/science/math/cudnn/generic.nix
+++ b/pkgs/development/libraries/science/math/cudnn/generic.nix
@@ -1,8 +1,11 @@
 { version
 , srcName
-, sha256
+, hash ? null
+, sha256 ? null
 }:
 
+assert (hash != null) || (sha256 != null);
+
 { stdenv
 , lib
 , cudatoolkit
@@ -22,11 +25,13 @@ stdenv.mkDerivation {
   name = "cudatoolkit-${cudatoolkit.majorVersion}-cudnn-${version}";
 
   inherit version;
-  src = fetchurl {
+
+  src = let
+    hash_ = if hash != null then { inherit hash; } else { inherit sha256; };
+  in fetchurl ({
     # URL from NVIDIA docker containers: https://gitlab.com/nvidia/cuda/blob/centos7/7.0/runtime/cudnn4/Dockerfile
     url = "https://developer.download.nvidia.com/compute/redist/cudnn/v${version}/${srcName}";
-    inherit sha256;
-  };
+  } // hash_);
 
   nativeBuildInputs = [ addOpenGLRunpath ];
 
diff --git a/pkgs/tools/misc/macchina/default.nix b/pkgs/tools/misc/macchina/default.nix
index d975e02d5ac..42a83f91df6 100644
--- a/pkgs/tools/misc/macchina/default.nix
+++ b/pkgs/tools/misc/macchina/default.nix
@@ -2,16 +2,16 @@
 
 rustPlatform.buildRustPackage rec {
   pname = "macchina";
-  version = "0.6.9";
+  version = "0.7.2";
 
   src = fetchFromGitHub {
     owner = "Macchina-CLI";
     repo = pname;
     rev = "v${version}";
-    sha256 = "sha256-y23gpYDnYoiTJcNyWKslVenPTXcCrOvxq+0N9PjQN3g=";
+    sha256 = "sha256-ICiU0emo5lEs6996TwkauuBWb2+Yy6lL+/x7zQgO470=";
   };
 
-  cargoSha256 = "sha256-jfLj8kLBG6AeeYo421JCl1bMqWwOGiwQgv7AEomtFcY=";
+  cargoSha256 = "sha256-OfOh0YXeLT/kBuR9SOV7pHa8Z4b6+JvtVwqqwd1hCJY=";
 
   nativeBuildInputs = [ installShellFiles ];
 
diff --git a/pkgs/tools/security/prs/default.nix b/pkgs/tools/security/prs/default.nix
index 42332e40cc3..6d97958ec78 100644
--- a/pkgs/tools/security/prs/default.nix
+++ b/pkgs/tools/security/prs/default.nix
@@ -13,16 +13,16 @@
 
 rustPlatform.buildRustPackage rec {
   pname = "prs";
-  version = "0.2.10";
+  version = "0.2.11";
 
   src = fetchFromGitLab {
     owner = "timvisee";
     repo = "prs";
     rev = "v${version}";
-    sha256 = "sha256-czGyBdy4emw7bUV6Nn+k+fJm+JqR6o0TEEUuIbEsml4=";
+    sha256 = "sha256-jBHe3ZeB+GS+Ds8c6ySwoyyJfqoCWKSgIObg+z1TNmU=";
   };
 
-  cargoSha256 = "sha256-jnBYuk7uvnbvT2OQ35DJk6WIUSqJiZCvsmpSIxw9X1U=";
+  cargoSha256 = "sha256-dhQuzzML817cDIsYuZElHZfq55AdZ20xeXTNm1nJPqk=";
 
   postPatch = ''
     # The GPGME backend is recommended