lib/elf: Validate rela_size is a multiple of rela_ent

2026-04-17 02:18:45 +02:00
parent 8a1cf6310f
commit 16401fb825
1 changed files with 3 additions and 0 deletions
--- a/common/lib/elf.c
+++ b/common/lib/elf.c
@@ -448,6 +448,9 @@ end_of_pt_segment:
        if (rela_ent < sizeof(struct elf64_rela)) {
            panic(true, "elf: rela_ent < sizeof(struct elf64_rela)");
        }
+        if (rela_size % rela_ent != 0) {
+            panic(true, "elf: rela_size not a multiple of rela_ent");
+        }
        relocs_i += rela_size / rela_ent;
    }
    if (dt_pltrelsz != 0) {