29 lines
957 B
Diff
29 lines
957 B
Diff
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From 22afe9ca4bd26287554f282cbed9a367deb77186 Mon Sep 17 00:00:00 2001
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From: Michal Suchanek <msuchanek@suse.de>
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Date: Fri, 6 Apr 2018 12:36:41 +0200
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Subject: [PATCH] libkmod-signature: pkcs#7: fix crash when signer info is not
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present.
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Reported-by: Kazuya Saito <saito.kazuya@jp.fujitsu.com>
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Signed-off-by: Michal Suchanek <msuchanek@suse.de>
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---
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libkmod/libkmod-signature.c | 2 +-
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1 file changed, 1 insertion(+), 1 deletion(-)
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diff --git a/libkmod/libkmod-signature.c b/libkmod/libkmod-signature.c
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index fae074e6dd1d..782e96f69fef 100644
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--- a/libkmod/libkmod-signature.c
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+++ b/libkmod/libkmod-signature.c
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@@ -166,7 +166,7 @@ kmod_module_signature_info_pkcs7(const char *mem,
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sig_info->key_id_len = cert->key_id_size;
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sig_info->signer = cert->signer;
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- sig_info->signer_len = strlen(cert->signer);
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+ sig_info->signer_len = cert->signer ? strlen(cert->signer) : 0;
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sig_info->algo = NULL;
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sig_info->hash_algo = cert->hash_algo;
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--
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2.13.6
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