Security Information / 2015 / Security Information -- DSA-3296-1 libcrypto++

Debian Security Advisory

DSA-3296-1 libcrypto++ -- security update

Date Reported:

29 Jun 2015

Affected Packages:

libcrypto++

Vulnerable:

Yes

Security database references:

In Mitre's CVE dictionary: CVE-2015-2141.

More information:

Evgeny Sidorov discovered that libcrypto++, a general purpose C++ cryptographic library, did not properly implement blinding to mask private key operations for the Rabin-Williams digital signature algorithm. This could allow remote attackers to mount a timing attack and retrieve the user's private key.

For the oldstable distribution (wheezy), this problem has been fixed in version 5.6.1-6+deb7u1.

For the stable distribution (jessie), this problem has been fixed in version 5.6.1-6+deb8u1.

For the testing distribution (stretch), this problem will be fixed in version 5.6.1-7.

For the unstable distribution (sid), this problem has been fixed in version 5.6.1-7.

We recommend that you upgrade your libcrypto++ packages.