The Vigil@nce team watches public vulnerabilities impacting your computers, and then offers security solutions, a database and tools to fix them.

computer vulnerability bulletin CVE-2016-6354

flex: buffer overflow via yy_get_next_buffer

Synthesis of the vulnerability

An attacker can generate a buffer overflow via yy_get_next_buffer of flex, in order to trigger a denial of service, and possibly to run code.
Impacted software: Debian, Fedora, Firefox, Thunderbird, openSUSE, openSUSE Leap, Slackware, SUSE Linux Enterprise Desktop, SLES.
Severity of this computer vulnerability: 2/4.
Consequences of a hack: user access/rights, denial of service on service, denial of service on client.
Attacker's origin: document.
Creation date: 09/08/2016.
Références of this announce: CERTFR-2017-AVI-134, CVE-2016-6354, DSA-3653-1, DSA-3653-2, FEDORA-2016-8d79ade826, FEDORA-2016-c9ad9582f7, FEDORA-2017-31c64a0bbf, FEDORA-2017-82265ed89e, FEDORA-2017-87e23bcc34, MFSA-2017-10, MFSA-2017-11, MFSA-2017-12, MFSA-2017-13, openSUSE-SU-2016:2167-1, openSUSE-SU-2016:2182-1, openSUSE-SU-2016:2253-1, openSUSE-SU-2016:2254-1, openSUSE-SU-2016:2378-1, openSUSE-SU-2016:2450-1, openSUSE-SU-2017:0356-1, SSA:2017-112-01, VIGILANCE-VUL-20338.

Description of the vulnerability

An attacker can generate a buffer overflow via yy_get_next_buffer of flex, in order to trigger a denial of service, and possibly to run code.
Full Vigil@nce bulletin... (Free trial)

Computer vulnerabilities tracking service

Vigil@nce provides computer vulnerability announces. The technology watch team tracks security threats targeting the computer system. Each administrator can customize the list of products for which he wants to receive vulnerability alerts. The Vigil@nce vulnerability database contains several thousand vulnerabilities.