From: Sascha Hauer <s.hauer@pengutronix.de>
To: BAREBOX <barebox@lists.infradead.org>
Cc: "Claude Sonnet 4.5" <noreply@anthropic.com>,
Ahmad Fatoum <a.fatoum@pengutronix.de>
Subject: [PATCH v4 02/22] elf: only accept images matching the native ELF_CLASS
Date: Wed, 14 Jan 2026 13:14:27 +0100 [thread overview]
Message-ID: <20260114-pbl-load-elf-v4-2-0afa78d95a7e@pengutronix.de> (raw)
In-Reply-To: <20260114-pbl-load-elf-v4-0-0afa78d95a7e@pengutronix.de>
Reviewed-by: Ahmad Fatoum <a.fatoum@pengutronix.de>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
---
common/elf.c | 3 +++
1 file changed, 3 insertions(+)
diff --git a/common/elf.c b/common/elf.c
index 34d790bad3961664a8036c3299e675fa053b15a2..f772018deb3c5a07a9f76bc654e54ff46cc3612e 100644
--- a/common/elf.c
+++ b/common/elf.c
@@ -208,6 +208,9 @@ static int elf_check_image(struct elf_image *elf, void *buf)
return -ENOEXEC;
}
+ if (elf->class != ELF_CLASS)
+ return -EINVAL;
+
if (!elf_hdr_e_phnum(elf, buf)) {
pr_err("No phdr found.\n");
return -ENOEXEC;
--
2.47.3
next prev parent reply other threads:[~2026-01-14 12:15 UTC|newest]
Thread overview: 25+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-01-14 12:14 [PATCH v4 00/22] PBL: Add PBL ELF loading support with dynamic relocations Sascha Hauer
2026-01-14 12:14 ` [PATCH v4 01/22] Makefile.compiler: add objcopy-option Sascha Hauer
2026-01-14 12:14 ` Sascha Hauer [this message]
2026-01-14 12:14 ` [PATCH v4 03/22] elf: build for PBL as well Sascha Hauer
2026-01-14 12:14 ` [PATCH v4 04/22] elf: add elf segment iterator Sascha Hauer
2026-01-14 13:45 ` Ahmad Fatoum
2026-01-14 12:14 ` [PATCH v4 05/22] elf: add dynamic relocation support Sascha Hauer
2026-01-14 12:14 ` [PATCH v4 06/22] ARM: implement elf_apply_relocations() for ELF " Sascha Hauer
2026-01-14 12:14 ` [PATCH v4 07/22] riscv: define generic relocate_image Sascha Hauer
2026-01-14 12:14 ` [PATCH v4 08/22] riscv: implement elf_apply_relocations() for ELF relocation support Sascha Hauer
2026-01-14 12:14 ` [PATCH v4 09/22] elf: implement elf_load_inplace() Sascha Hauer
2026-01-14 12:14 ` [PATCH v4 10/22] elf: create elf_open_binary_into() Sascha Hauer
2026-01-14 12:14 ` [PATCH v4 11/22] Makefile: add vmbarebox build target Sascha Hauer
2026-01-14 12:14 ` [PATCH v4 12/22] PBL: allow to link ELF image into PBL Sascha Hauer
2026-01-14 12:14 ` [PATCH v4 13/22] mmu: add MAP_CACHED_RO mapping type Sascha Hauer
2026-01-14 12:14 ` [PATCH v4 14/22] ARM: drop arm_fixup_vectors() Sascha Hauer
2026-01-14 12:14 ` [PATCH v4 15/22] ARM: linker script: create separate PT_LOAD segments for text, rodata, and data Sascha Hauer
2026-01-14 15:06 ` Ahmad Fatoum
2026-01-14 12:14 ` [PATCH v4 16/22] ARM: link ELF image into PBL Sascha Hauer
2026-01-14 12:14 ` [PATCH v4 17/22] ARM: cleanup barebox proper entry Sascha Hauer
2026-01-14 12:14 ` [PATCH v4 18/22] ARM: PBL: setup MMU with proper permissions from ELF segments Sascha Hauer
2026-01-14 12:14 ` [PATCH v4 19/22] riscv: linker script: create separate PT_LOAD segments for text, rodata, and data Sascha Hauer
2026-01-14 12:14 ` [PATCH v4 20/22] riscv: link ELF image into PBL Sascha Hauer
2026-01-14 12:14 ` [PATCH v4 21/22] riscv: Allwinner D1: Drop M-Mode Sascha Hauer
2026-01-14 12:14 ` [PATCH v4 22/22] riscv: add ELF segment-based memory protection with MMU Sascha Hauer
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