Published: 05/08/2016 Updated: 12/06/2018

CVSS v2 Base Score: 7.5 | Impact Score: 6.4 | Exploitability Score: 10

CVSS v3 Base Score: 8.8 | Impact Score: 5.9 | Exploitability Score: 2.8

VMScore: 668

Vector: AV:N/AC:L/Au:N/C:P/I:P/A:P

Integer overflow in the WebSocketChannel class in the WebSockets subsystem in Mozilla Firefox prior to 48.0 and Firefox ESR < 45.4 allows remote malicious users to execute arbitrary code or cause a denial of service (memory corruption) via crafted packets that trigger incorrect buffer-resize operations during buffering.

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mozilla firefox

Synopsis Critical: firefox security update Type/Severity Security Advisory: Critical Topic An update for firefox is now available for Red Hat Enterprise Linux 5, Red Hat Enterprise Linux 6, and Red Hat Enterprise Linux 7Red Hat Product Security has rated this update as having a security impact of Critical ...

Firefox could be made to crash or run programs as your login if it opened a malicious website ...

Multiple security issues have been found in the Mozilla Firefox web browser: Multiple memory safety errors, buffer overflows and other implementation errors may lead to the execution of arbitrary code or information disclosure For the stable distribution (jessie), these problems have been fixed in version 4540esr-1~deb8u2 For the unstable distr ...

Integer overflow in the WebSocketChannel class in the WebSockets subsystem in Mozilla Firefox before 480 and Firefox ESR < 454 allows remote attackers to execute arbitrary code or cause a denial of service (memory corruption) via crafted packets that trigger incorrect buffer-resize operations during buffering ...

Mozilla Foundation Security Advisory 2016-75 Integer overflow in WebSockets during data buffering Announced August 2, 2016 Reporter Samuel Groß Impact High Products Firefox Fixed in ...

Mozilla Foundation Security Advisory 2016-86 Security vulnerabilities fixed in Firefox ESR 454 Announced September 20, 2016 Impact critical Products Firefox ESR Fixed in Firefox ESR 454 ...

CWE-190 https://bugzilla.mozilla.org/show_bug.cgi?id=1287266 http://www.mozilla.org/security/announce/2016/mfsa2016-75.html http://www.oracle.com/technetwork/topics/security/linuxbulletinoct2016-3090545.html http://www.securityfocus.com/bid/92260 http://www.ubuntu.com/usn/USN-3044-1 http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00004.html http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00029.html http://www.debian.org/security/2016/dsa-3674 https://security.gentoo.org/glsa/201701-15 http://www.securitytracker.com/id/1036508 http://rhn.redhat.com/errata/RHSA-2016-1912.html https://www.mozilla.org/security/advisories/mfsa2016-86/https://access.redhat.com/errata/RHSA-2016:1912 https://usn.ubuntu.com/3044-1/https://nvd.nist.gov

CVE-2016-5261

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