35 lines
1.0 KiB
Diff
35 lines
1.0 KiB
Diff
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From: Dave Young <dyoung@redhat.com>
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Fix kexec_file_load pefile signature verification
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Similar with Fix-for-module-sig-verification.patch, kexec_file syscall also
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need pass 1UL to verify_pefile_signature so that secondary keys can be used.
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Fedora bug
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https://bugzilla.redhat.com/show_bug.cgi?id=1470995
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Latest upstream effort is below:
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https://www.spinics.net/lists/kernel/msg2825184.html
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Ideally this need an upstream fix, but since nobody response we can workaround
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it like the module code did.
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Signed-off-by: Dave Young <dyoung@redhat.com>
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---
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arch/x86/kernel/kexec-bzimage64.c | 2 +-
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1 file changed, 1 insertion(+), 1 deletion(-)
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--- linux-x86.orig/arch/x86/kernel/kexec-bzimage64.c
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+++ linux-x86/arch/x86/kernel/kexec-bzimage64.c
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@@ -533,7 +533,7 @@ static int bzImage64_cleanup(void *loade
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static int bzImage64_verify_sig(const char *kernel, unsigned long kernel_len)
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{
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return verify_pefile_signature(kernel, kernel_len,
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- NULL,
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+ (void *)1UL,
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VERIFYING_KEXEC_PE_SIGNATURE);
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}
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#endif
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--
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2.17.0
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