Multi-touch touchpad gestures don't work in Xorg sessions

On my Elan touchpad, using the two finger pinch zoom gesture does not work, neither in Firefox nor in LibreOffice. Other gestures like two-finger-scrolling work fine.

ProblemType: Bug
DistroRelease: Ubuntu 22.10
Package: xorg 1:7.7+23ubuntu2
ProcVersionSignature: Ubuntu 5.19.0-38.39-generic 5.19.17
Uname: Linux 5.19.0-38-generic x86_64
NonfreeKernelModules: nvidia_modeset nvidia
.proc.driver.nvidia.gpus.0000.01.00.0: Error: path was not a regular file.
.proc.driver.nvidia.registry: Binary: ""
.proc.driver.nvidia.version:
 NVRM version: NVIDIA UNIX x86_64 Kernel Module 390.157 Wed Oct 12 09:19:07 UTC 2022
 GCC version:
ApportVersion: 2.23.1-0ubuntu3
Architecture: amd64
BootLog: Error: [Errno 13] Keine Berechtigung: '/var/log/boot.log'
CasperMD5CheckResult: pass
CompositorRunning: None
CurrentDesktop: ubuntu:GNOME
Date: Thu Mar 30 04:09:14 2023
DistUpgraded: 2023-03-17 13:44:54,645 DEBUG Running PostInstallScript: '/usr/lib/ubuntu-advantage/upgrade_lts_contract.py'
DistroCodename: kinetic
DistroVariant: ubuntu
ExtraDebuggingInterest: Yes
GraphicsCard:
 Intel Corporation 3rd Gen Core processor Graphics Controller [8086:0166] (rev 09) (prog-if 00 [VGA controller])
   Subsystem: Micro-Star International Co., Ltd. [MSI] 3rd Gen Core processor Graphics Controller [1462:10d7]
 NVIDIA Corporation GK107M [GeForce GTX 660M] [10de:0fd4] (rev a1) (prog-if 00 [VGA controller])
   Subsystem: Micro-Star International Co., Ltd. [MSI] GK107M [GeForce GTX 660M] [1462:10d7]
InstallationDate: Installed on 2023-02-24 (33 days ago)
InstallationMedia: Ubuntu 22.04.1 LTS "Jammy Jellyfish" - Release amd64 (20220809.1)
MachineType: Micro-Star International Co., Ltd. GE60 0NC\0ND
ProcEnviron:
 PATH=(custom, no user)
 XDG_RUNTIME_DIR=<set>
 LANG=de_DE.UTF-8
 SHELL=/bin/bash
ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-5.19.0-38-generic root=UUID=c297f9ee-3b13-4ae2-a84f-5197cc9c13d4 ro quiet splash vt.handoff=7
SourcePackage: xorg
Symptom: display
UpgradeStatus: Upgraded to kinetic on 2023-03-17 (12 days ago)
dmi.bios.date: 11/08/2012
dmi.bios.release: 4.6
dmi.bios.vendor: American Megatrends Inc.
dmi.bios.version: E16GAIMS.513
dmi.board.asset.tag: To be filled by O.E.M.
dmi.board.name: MS-16GA
dmi.board.vendor: Micro-Star International Co., Ltd.
dmi.board.version: REV:1.0
dmi.chassis.asset.tag: No Asset Tag
dmi.chassis.type: 10
dmi.chassis.vendor: Micro-Star International Co., Ltd.
dmi.chassis.version: N/A
dmi.modalias: dmi:bvnAmericanMegatrendsInc.:bvrE16GAIMS.513:bd11/08/2012:br4.6:svnMicro-StarInternationalCo.,Ltd.:pnGE600NC\0ND:pvrREV1.0:rvnMicro-StarInternationalCo.,Ltd.:rnMS-16GA:rvrREV1.0:cvnMicro-StarInternationalCo.,Ltd.:ct10:cvrN/A:skuTobefilledbyO.E.M.:
dmi.product.family: To be filled by O.E.M.
dmi.product.name: GE60 0NC\0ND
dmi.product.sku: To be filled by O.E.M.
dmi.product.version: REV:1.0
dmi.sys.vendor: Micro-Star International Co., Ltd.
version.compiz: compiz N/A
version.libdrm2: libdrm2 2.4.113-2
version.libgl1-mesa-dri: libgl1-mesa-dri 22.2.5-0ubuntu0.1
version.libgl1-mesa-glx: libgl1-mesa-glx N/A
version.nvidia-graphics-drivers: nvidia-graphics-drivers-* N/A
version.xserver-xorg-core: xserver-xorg-core 2:21.1.4-2ubuntu1.7
version.xserver-xorg-input-evdev: xserver-xorg-input-evdev N/A
version.xserver-xorg-video-ati: xserver-xorg-video-ati 1:19.1.0-3
version.xserver-xorg-video-intel: xserver-xorg-video-intel 2:2.99.917+git20210115-1
version.xserver-xorg-video-nouveau: xserver-xorg-video-nouveau 1:1.0.17-2build1