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author | Szabolcs Nagy <szabolcs.nagy@arm.com> | 2022-04-29 14:02:17 +0100 |
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committer | Szabolcs Nagy <szabolcs.nagy@arm.com> | 2022-11-22 14:31:25 +0000 |
commit | c14096c2d31897465acf062bfe8ce2ebc510b866 (patch) | |
tree | 38ce4ba46840cb04090f4631ca68183eaaf54972 | |
parent | e252e5f0827ecbe82058c9c602f2dc5671072cdc (diff) | |
download | glibc-c14096c2d31897465acf062bfe8ce2ebc510b866.tar.gz glibc-c14096c2d31897465acf062bfe8ce2ebc510b866.tar.xz glibc-c14096c2d31897465acf062bfe8ce2ebc510b866.zip |
aarch64: elf: avoid loading incompatible binaries
Prevent lp64 ld.so loading purecap binaries.
-rw-r--r-- | sysdeps/aarch64/dl-machine.h | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/sysdeps/aarch64/dl-machine.h b/sysdeps/aarch64/dl-machine.h index ae8b14425a..f31695aff1 100644 --- a/sysdeps/aarch64/dl-machine.h +++ b/sysdeps/aarch64/dl-machine.h @@ -36,7 +36,8 @@ static inline int __attribute__ ((unused)) elf_machine_matches_host (const ElfW(Ehdr) *ehdr) { - return ehdr->e_machine == EM_AARCH64; + return ehdr->e_machine == EM_AARCH64 + && (ehdr->e_flags & EF_AARCH64_CHERI_PURECAP) == 0; } /* Return the run-time load address of the shared object. */ |