OpenSSL vulnerabilities are out

From: Loganaden Velvindron <loganaden_at_gmail.com>
Date: Sun, 22 Mar 2015 11:15:41 +0000

In case you missed it:
https://www.openssl.org/news/vulnerabilities.html


LibreSSL has fixed a number of those issues already, and only 4 issues
still applied.

Since we started working on LibreSSL, I believe that this is one of
the first major milestons in terms of reflection of the quality of our
work.

Quote from LibreSSL release page:

This release primarily addresses a number of security issues in coordination
with the OpenSSL project.

  Fixes for the following issues are integrated into LibreSSL 2.1.6:

     * CVE-2015-0286 - Segmentation fault in ASN1_TYPE_cmp
     * CVE-2015-0287 - ASN.1 structure reuse memory corruption
     * CVE-2015-0289 - PKCS7 NULL pointer dereferences
     * CVE-2015-0209 - Use After Free following d2i_ECPrivatekey error
     * CVE-2015-0288 - X509_to_X509_REQ NULL pointer deref

  The patch for this issue is integrated in LibreSSL 2.1.6:

     * CVE-2015-0207 - Segmentation fault in DTLSv1_listen
         LibreSSL is not vulnerable, but the fix was safe to merge.

  The following issues were addressed in earlier LibreSSL releases:

     * CVE-2015-0204 - RSA silently downgrades to EXPORT_RSA
 Fixed in LibreSSL 2.1.2 - reclassifed from low to high,
     * CVE-2015-0292 - Fault processing Base64 decode
          Fixed in LibreSSL 2.0.0
     * CVE-2015-1787 - Empty CKE with client auth and DHE
          Fixed in LibreSSL 2.0.1

  The following issues did not apply to LibreSSL 2.1.6:

     * CVE-2015-0291 - OpenSSL 1.0.2 ClientHello sigalgs DoS
          Affected code is not present.
     * CVE-2015-0290 - Multiblock corrupted pointer
          Affected code is not present.
     * CVE-2015-0208 - Segmentation fault for invalid PSS parameters
          Affected code is not present.
     * CVE-2015-0293 - DoS via reachable assert in SSLv2 servers
          Affected code is not present.
     * CVE-2015-0285 - Handshake with unseeded PRNG
          Cannot happen by the design of the LibreSSL PRNG.




-- 
This message is strictly personal and the opinions expressed do not
represent those of my employers, either past or present.
Received on Sun Mar 22 2015 - 11:15:57 PST

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