Debian: DSA-3889-1: libffi security update
Debian: DSA-3889-1: libffi security update
libffi, a library used to call code written in one language from code written in a different language, was enforcing an executable stack on the i386 architecture. While this might not be considered a vulnerability by itself, this could be leveraged when exploiting other vulnerabilities, like for example
- ------------------------------------------------------------------------- Debian Security Advisory DSA-3889-1 This email address is being protected from spambots. You need JavaScript enabled to view it. https://www.debian.org/security/ Yves-Alexis Perez June 19, 2017 https://www.debian.org/security/faq - ------------------------------------------------------------------------- Package : libffi CVE ID : CVE-2017-1000376 Debian Bug : 751907 libffi, a library used to call code written in one language from code written in a different language, was enforcing an executable stack on the i386 architecture. While this might not be considered a vulnerability by itself, this could be leveraged when exploiting other vulnerabilities, like for example the "stack clash" class of vulnerabilities discovered by Qualys Research Labs. For the full details, please refer to their advisory published at: https://www.qualys.com/2017/06/19/stack-clash/stack-clash.txt For the oldstable distribution (jessie), this problem has been fixed in version 3.1-2+deb8u1. For the stable distribution (stretch), this problem has been fixed in version 3.2.1-4. For the testing distribution (buster), this problem has been fixed in version 3.2.1-4. For the unstable distribution (sid), this problem has been fixed in version 3.2.1-4. We recommend that you upgrade your libffi 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/ Mailing list: This email address is being protected from spambots. You need JavaScript enabled to view it.
