Amazon Linux 1 Security Advisory: ALAS-2017-852
Advisory Release Date: 2017-06-27 17:47 Pacific
Advisory Updated Date: 2017-07-06 22:56 Pacific
FAQs regarding Amazon Linux ALAS/CVE Severity
OpenVPN versions before 2.4.3 and before 2.3.17 are vulnerable to remote denial-of-service when receiving malformed IPv6 packet. (CVE-2017-7508)
OpenVPN versions before 2.4.3 and before 2.3.17 are vulnerable to denial-of-service by authenticated remote attacker via sending a certificate with an embedded NULL character. (CVE-2017-7522)
OpenVPN versions before 2.4.3 and before 2.3.17 are vulnerable to remote denial-of-service due to memory exhaustion caused by memory leaks and double-free issue in extract_x509_extension(). (CVE-2017-7521)
OpenVPN versions before 2.4.3 and before 2.3.17 are vulnerable to denial-of-service and/or possibly sensitive memory leak triggered by man-in-the-middle attacker. (CVE-2017-7520)
Affected Packages:
openvpn
Issue Correction:
Run yum update openvpn to update your system.
i686:
openvpn-devel-2.4.3-1.19.amzn1.i686
openvpn-debuginfo-2.4.3-1.19.amzn1.i686
openvpn-2.4.3-1.19.amzn1.i686
src:
openvpn-2.4.3-1.19.amzn1.src
x86_64:
openvpn-2.4.3-1.19.amzn1.x86_64
openvpn-debuginfo-2.4.3-1.19.amzn1.x86_64
openvpn-devel-2.4.3-1.19.amzn1.x86_64