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Socat might have crashed on peer cert without subject

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This commit is contained in:
Gerhard Rieger 2021-11-27 15:04:08 +01:00
parent c3081fbba9
commit abdf738d1f
2 changed files with 5 additions and 1 deletions
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4
CHANGES
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@ -1,5 +1,9 @@
 
Corrections: Corrections:
Socat crashed with SIGSEGV when peer presented a certificate without
(or empty?) subject.
Thanks to Martin Dorey for reporting this issue and sending a patch.
Socat 1.7.4.2 did not compile on OmniOS (and probably other OpenSolaris Socat 1.7.4.2 did not compile on OmniOS (and probably other OpenSolaris
distributions) distributions)
Thanks to Andy Fiddaman for sending a patch. Thanks to Andy Fiddaman for sending a patch.

2
xio-openssl.c
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@ -1539,7 +1539,7 @@ static int openssl_setenv_cert_name(const char *field, X509_NAME *name) {
} }
memcpy(str, buf, len); memcpy(str, buf, len);
str[len] = '\0'; str[len] = '\0';
Info2("SSL peer cert %s: \"%s\"", field, buf); Info2("SSL peer cert %s: \"%s\"", field, str);
xiosetenv2("OPENSSL_X509", field, str, 1, NULL); xiosetenv2("OPENSSL_X509", field, str, 1, NULL);
free(str); free(str);
BIO_free(bio); BIO_free(bio);