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4 Commits

Author SHA1 Message Date
Christophe Leroy
044da7ae7a bpf: Take return from set_memory_rox() into account with bpf_jit_binary_lock_ro() 
[ Upstream commit e60adf513275c3a38e5cb67f7fd12387e43a3ff5 ]

set_memory_rox() can fail, leaving memory unprotected.

Check return and bail out when bpf_jit_binary_lock_ro() returns
an error.

Link: https://github.com/KSPP/linux/issues/7
Signed-off-by: Christophe Leroy <christophe.leroy@csgroup.eu>
Cc: linux-hardening@vger.kernel.org <linux-hardening@vger.kernel.org>
Reviewed-by: Kees Cook <keescook@chromium.org>
Reviewed-by: Puranjay Mohan <puranjay12@gmail.com>
Reviewed-by: Ilya Leoshkevich <iii@linux.ibm.com>  # s390x
Acked-by: Tiezhu Yang <yangtiezhu@loongson.cn>  # LoongArch
Reviewed-by: Johan Almbladh <johan.almbladh@anyfinetworks.com> # MIPS Part
Message-ID: <036b6393f23a2032ce75a1c92220b2afcb798d5d.1709850515.git.christophe.leroy@csgroup.eu>
Signed-off-by: Alexei Starovoitov <ast@kernel.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
 2024-07-05 09:37:57 +02:00
Helge Deller
22de5d6262 parisc: Add eBPF JIT compiler glue code and Makefile 
Signed-off-by: Helge Deller <deller@gmx.de>
 2023-08-22 10:24:47 +02:00
Helge Deller
c95e269773 parisc: Add 64-bit eBPF JIT compiler 
Signed-off-by: Helge Deller <deller@gmx.de>
 2023-08-22 10:24:46 +02:00
Helge Deller
ceb0e72676 parisc: Add 32-bit eBPF JIT compiler 
Signed-off-by: Helge Deller <deller@gmx.de>
 2023-08-22 10:24:46 +02:00