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Fix dangling freed pointer in pkcs7_free_signer_info

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This may have been a use-after-free, but I haven't worked out whether it was
a problem or not. Even if it turns out to have been ok, keeping invalid
pointers around is fragile.

Signed-off-by: Gilles Peskine <Gilles.Peskine@arm.com>
This commit is contained in:
Gilles Peskine 2022-11-27 21:51:19 +01:00
parent 47a732635b
commit e7f8c616d0
1 changed files with 1 additions and 0 deletions
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library/pkcs7.c
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@ -353,6 +353,7 @@ static void pkcs7_free_signer_info( mbedtls_pkcs7_signer_info *signer )
name_cur = name_cur->next; name_cur = name_cur->next;
mbedtls_free( name_prv ); mbedtls_free( name_prv );
} }
signer->issuer.next = NULL;
} }
/** /**