Debian Security Advisory DSA-4018-1 firstname.lastname@example.org https://www.debian.org/security/ Salvatore Bonaccorso November 04, 2017 https://www.debian.org/security/faq
Package : openssl CVE ID : CVE-2017-3735 CVE-2017-3736
Multiple vulnerabilities have been discovered in OpenSSL, a Secure Sockets Layer toolkit. The Common Vulnerabilities and Exposures project identifies the following issues:
It was discovered that OpenSSL is prone to a one-byte buffer overread while parsing a malformed IPAddressFamily extension in an X.509 certificate. Details can be found in the upstream advisory: https://www.openssl.org/news/secadv/20170828.txt
It was discovered that OpenSSL contains a carry propagation bug in the x86_64 Montgomery squaring procedure. Details can be found in the upstream advisory: https://www.openssl.org/news/secadv/20171102.txt
For the oldstable distribution (jessie), CVE-2017-3735 has been fixed in version 1.0.1t-1+deb8u7. The oldstable distribution is not affected by CVE-2017-3736.
For the stable distribution (stretch), these problems have been fixed in version 1.1.0f-3+deb9u1.
For the unstable distribution (sid), these problems have been fixed in version 1.1.0g-1.
We recommend that you upgrade your openssl packages.
Further information about Debian Security Advisories, how to apply these updates to your system and frequently asked questions can be found at: https://www.debian.org/security/
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