diff --git a/Libraries/LibELF/Validation.cpp b/Libraries/LibELF/Validation.cpp
index 8445acf223..8f36eb8394 100644
--- a/Libraries/LibELF/Validation.cpp
+++ b/Libraries/LibELF/Validation.cpp
@@ -197,6 +197,11 @@ bool validate_program_headers(const Elf32_Ehdr& elf_header, size_t file_size, u8
                 return false;
             }
             break;
+        case PT_GNU_STACK:
+            if (program_header.p_flags & PF_X) {
+                dbgprintf("Possible shenanigans! Validating an ELF with executable stack.\n");
+            }
+            break;
         default:
             // Not handling other program header types in other code so... let's not surprise them
             dbgprintf("Found program header (%zu) of unrecognized type %x!\n", header_index, program_header.p_type);
diff --git a/Libraries/LibELF/exec_elf.h b/Libraries/LibELF/exec_elf.h
index a091cce13c..ea7be85e40 100644
--- a/Libraries/LibELF/exec_elf.h
+++ b/Libraries/LibELF/exec_elf.h
@@ -469,6 +469,7 @@ typedef struct {
 
 #define PT_GNU_EH_FRAME 0x6474e550 /* Exception handling info */
 #define PT_GNU_RELRO 0x6474e552    /* Read-only after relocation */
+#define PT_GNU_STACK 0x6474e551    /* Stack permissions info */
 
 #define PT_OPENBSD_RANDOMIZE 0x65a3dbe6 /* fill with random data */
 #define PT_OPENBSD_WXNEEDED 0x65a3dbe7  /* program performs W^X violations */