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SUSE:SLE-15-SP4:Update
opensc.35661
opensc-CVE-2023-40661-7of12.patch
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File opensc-CVE-2023-40661-7of12.patch of Package opensc.35661
From 88880db0307a07e33cf2e1592bb029e9c170dfea Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Veronika=20Hanul=C3=ADkov=C3=A1?= <vhanulik@redhat.com> Date: Wed, 21 Jun 2023 15:48:27 +0200 Subject: [PATCH] pkcs15-pubkey: free DER value when parsing public key fails The der value might be allocated in asn1_decode_entry() but it is not released when errror occurs. Thanks OSS-Fuzz https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=59615 --- src/libopensc/pkcs15-pubkey.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/src/libopensc/pkcs15-pubkey.c b/src/libopensc/pkcs15-pubkey.c index 4a0ddffbeb..7107c47cbc 100644 --- a/src/libopensc/pkcs15-pubkey.c +++ b/src/libopensc/pkcs15-pubkey.c @@ -351,6 +351,8 @@ int sc_pkcs15_decode_pukdf_entry(struct sc_pkcs15_card *p15card, err: if (r < 0) { sc_pkcs15_free_pubkey_info(info); + if (der->len) + free(der->value); } LOG_FUNC_RETURN(ctx, r);
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