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Fix d2i_SSL_SESSION for DTLS1_BAD_VER

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Some Cisco appliances use a pre-standard version number for DTLS. We support
this as DTLS1_BAD_VER within the code.

This change fixes d2i_SSL_SESSION for that DTLS version.

Based on an original patch by David Woodhouse <dwmw2@infradead.org>

RT#3704

Reviewed-by: Tim Hudson <tjh@openssl.org>

Conflicts:
	ssl/ssl_asn1.c

Conflicts:
	ssl/dtls1.h
This commit is contained in:
Matt Caswell 2015-02-27 16:52:07 +00:00
parent d58a852fbd
commit 5c921f14cb
2 changed files with 4 additions and 1 deletions
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1
ssl/dtls1.h
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@ -85,6 +85,7 @@ extern "C" {
# define DTLS1_VERSION 0xFEFF
# define DTLS_MAX_VERSION DTLS1_VERSION
# define DTLS1_VERSION_MAJOR 0xFE
# define DTLS1_BAD_VER 0x0100

4
ssl/ssl_asn1.c
View file

@ -421,7 +421,9 @@ SSL_SESSION *d2i_SSL_SESSION(SSL_SESSION **a, const unsigned char **pp,
id = 0x02000000L |
((unsigned long)os.data[0] << 16L) |
((unsigned long)os.data[1] << 8L) | (unsigned long)os.data[2];
} else if ((ssl_version >> 8) >= SSL3_VERSION_MAJOR) {
} else if ((ssl_version >> 8) == SSL3_VERSION_MAJOR
|| (ssl_version >> 8) == DTLS1_VERSION_MAJOR
|| ssl_version == DTLS1_BAD_VER) {
if (os.length != 2) {
c.error = SSL_R_CIPHER_CODE_WRONG_LENGTH;
c.line = __LINE__;