diff options
Diffstat (limited to 'absl/debugging')
| -rw-r--r-- | absl/debugging/symbolize_elf.inc | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/absl/debugging/symbolize_elf.inc b/absl/debugging/symbolize_elf.inc index ffb4eecf..0fee89f2 100644 --- a/absl/debugging/symbolize_elf.inc +++ b/absl/debugging/symbolize_elf.inc @@ -532,6 +532,11 @@ bool ForEachSection(int fd, return false; } + // Technically it can be larger, but in practice this never happens. + if (elf_header.e_shentsize != sizeof(ElfW(Shdr))) { + return false; + } + ElfW(Shdr) shstrtab; off_t shstrtab_offset = static_cast<off_t>(elf_header.e_shoff) + elf_header.e_shentsize * elf_header.e_shstrndx; @@ -584,6 +589,11 @@ bool GetSectionHeaderByName(int fd, const char *name, size_t name_len, return false; } + // Technically it can be larger, but in practice this never happens. + if (elf_header.e_shentsize != sizeof(ElfW(Shdr))) { + return false; + } + ElfW(Shdr) shstrtab; off_t shstrtab_offset = static_cast<off_t>(elf_header.e_shoff) + elf_header.e_shentsize * elf_header.e_shstrndx; |