From 745cf90874019fad95e8dfefc1ecda0948df6471 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?M=C4=83rcziem=20=E2=84=A2?=
 <118485377+spalencsar@users.noreply.github.com>
Date: Mon, 6 Oct 2025 10:43:18 +0200
Subject: [PATCH] Fix shared memory mount point for cross-distribution
 compatibility

- Use /dev/shm instead of /run/shm for shared memory mount
- Ensure mount point directory exists before mounting
- More compatible across different Linux distributions
---
 lib/security.sh | 10 ++++++++--
 1 file changed, 8 insertions(+), 2 deletions(-)

diff --git a/lib/security.sh b/lib/security.sh
index 075e150..12be9e5 100644
--- a/lib/security.sh
+++ b/lib/security.sh
@@ -5,8 +5,14 @@
 secure_shared_memory() {
     log_info "Securing shared memory..."
     handle_error sudo cp /etc/fstab /etc/fstab.bak
-    echo "tmpfs /run/shm tmpfs defaults,noexec,nosuid 0 0" | sudo tee -a /etc/fstab
-    handle_error sudo mount -o remount /run/shm
+    
+    # Use /dev/shm for shared memory mount point (more compatible across distributions)
+    echo "tmpfs /dev/shm tmpfs defaults,noexec,nosuid 0 0" | sudo tee -a /etc/fstab
+    
+    # Ensure mount point exists
+    sudo mkdir -p /dev/shm
+    
+    handle_error sudo mount -o remount /dev/shm
     log_success "Shared memory secured."
 }