Important: mysql55

Issue Overview:

Vulnerability in the MySQL Server component of Oracle MySQL (subcomponent: SERVER:SSL:yaSSL). Supported versions that are affected are 5.5.39 and earlier and 5.6.20 and earlier. Easily exploitable vulnerability allows successful unauthenticated network attacks via multiple protocols. Successful attack of this vulnerability can result in unauthorized takeover of MySQL Server possibly including arbitrary code execution within the MySQL Server. (CVE-2014-6491)

Vulnerability in the MySQL Server component of Oracle MySQL (subcomponent: C API SSL CERTIFICATE HANDLING). Supported versions that are affected are 5.5.39 and earlier and 5.6.20 and earlier. Difficult to exploit vulnerability allows successful unauthenticated network attacks via multiple protocols. Successful attack of this vulnerability can result in unauthorized read access to all MySQL Server accessible data. (CVE-2014-6559)

Vulnerability in the MySQL Server component of Oracle MySQL (subcomponent: SERVER:SSL:yaSSL). Supported versions that are affected are 5.5.39 and earlier and 5.6.20 and earlier. Easily exploitable vulnerability allows successful unauthenticated network attacks via multiple protocols. Successful attack of this vulnerability can result in unauthorized takeover of MySQL Server possibly including arbitrary code execution within the MySQL Server. (CVE-2014-6500)

Vulnerability in the MySQL Server component of Oracle MySQL (subcomponent: CLIENT:SSL:yaSSL). Supported versions that are affected are 5.5.39 and earlier and 5.6.20 and earlier. Difficult to exploit vulnerability allows successful unauthenticated network attacks via multiple protocols. Successful attack of this vulnerability can result in unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of MySQL Server. (CVE-2014-6494)

Affected Packages:

mysql55

Issue Correction:
Run yum update mysql55 to update your system.

New Packages:

i686:  
    mysql55-common-5.5.40-1.3.amzn1.i686  
    mysql55-embedded-devel-5.5.40-1.3.amzn1.i686  
    mysql55-devel-5.5.40-1.3.amzn1.i686  
    mysql55-debuginfo-5.5.40-1.3.amzn1.i686  
    mysql55-embedded-5.5.40-1.3.amzn1.i686  
    mysql55-bench-5.5.40-1.3.amzn1.i686  
    mysql55-test-5.5.40-1.3.amzn1.i686  
    mysql55-server-5.5.40-1.3.amzn1.i686  
    mysql55-libs-5.5.40-1.3.amzn1.i686  
    mysql55-5.5.40-1.3.amzn1.i686  
  
src:  
    mysql55-5.5.40-1.3.amzn1.src  
  
x86_64:  
    mysql55-embedded-5.5.40-1.3.amzn1.x86_64  
    mysql55-embedded-devel-5.5.40-1.3.amzn1.x86_64  
    mysql55-test-5.5.40-1.3.amzn1.x86_64  
    mysql55-server-5.5.40-1.3.amzn1.x86_64  
    mysql55-devel-5.5.40-1.3.amzn1.x86_64  
    mysql55-common-5.5.40-1.3.amzn1.x86_64  
    mysql55-debuginfo-5.5.40-1.3.amzn1.x86_64  
    mysql55-bench-5.5.40-1.3.amzn1.x86_64  
    mysql55-5.5.40-1.3.amzn1.x86_64  
    mysql55-libs-5.5.40-1.3.amzn1.x86_64  

Additional References

Red Hat: CVE-2014-6491, CVE-2014-6494, CVE-2014-6500, CVE-2014-6559

Mitre: CVE-2014-6491, CVE-2014-6494, CVE-2014-6500, CVE-2014-6559