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Debian Security Advisory DSA 4017-1 (openssl1.0 - security update)
Information
Severity
Severity
Family
Family
CVSSv2 Base
CVSSv2 Base
CVSSv2 Vector
CVSSv2 Vector
Solution Type
Solution Type
Created
Created
Modified
Modified
Summary
Multiple vulnerabilities have been discovered in OpenSSL, a Secure Sockets Layer toolkit. The Common Vulnerabilities and Exposures project identifies the following issues: CVE-2017-3735 It was discovered that OpenSSL is prone to a one-byte buffer overread while parsing a malformed IPAddressFamily extension in an X.509 certificate. CVE-2017-3736 It was discovered that OpenSSL contains a carry propagation bug in the x86_64 Montgomery squaring procedure.
Affected Software
Affected Software
openssl1.0 on Debian Linux
Detection Method
Detection Method
This check tests the installed software version using the apt package manager.
Solution
Solution
For the stable distribution (stretch), these problems have been fixed in version 1.0.2l-2+deb9u1. For the unstable distribution (sid), these problems have been fixed in version 1.0.2m-1. We recommend that you upgrade your openssl1.0 packages.