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| author | Andreas Kling <kling@serenityos.org> | 2021-08-31 16:33:26 +0200 |
|---|---|---|
| committer | Andreas Kling <kling@serenityos.org> | 2021-08-31 16:46:16 +0200 |
| commit | 5046a1fe38193ab7e47f91b5f068b86788f801f6 (patch) | |
| tree | 547ed095e270f10ba526c791512f90ca7e0e5330 /Kernel/Syscalls/execve.cpp | |
| parent | 0819f0a3fd6a99700d2b64f125295721b20fd203 (diff) | |
| download | serenity-5046a1fe38193ab7e47f91b5f068b86788f801f6.zip | |
Kernel: Ignore zero-sized PT_LOAD headers when loading ELF images
Diffstat (limited to 'Kernel/Syscalls/execve.cpp')
| -rw-r--r-- | Kernel/Syscalls/execve.cpp | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/Kernel/Syscalls/execve.cpp b/Kernel/Syscalls/execve.cpp index cf9eb5e329..4002e0d279 100644 --- a/Kernel/Syscalls/execve.cpp +++ b/Kernel/Syscalls/execve.cpp @@ -338,6 +338,9 @@ static KResultOr<LoadResult> load_elf_object(NonnullOwnPtr<Memory::AddressSpace> if (program_header.type() != PT_LOAD) return IterationDecision::Continue; + if (program_header.size_in_memory() == 0) + return IterationDecision::Continue; + if (program_header.is_writable()) { // Writable section: create a copy in memory. VERIFY(program_header.size_in_memory()); |