CVE-2016-5256
published 2016-09-22CVE-2016-5256: Multiple unspecified vulnerabilities in the browser engine in Mozilla Firefox before 49.0 allow remote attackers to cause a denial of service (memory…
PriorityP340critical9.8CVSS 3.0
AVNACLPRNUINSUCHIHAH
EPSS
3.84%
88.8th percentile
Multiple unspecified vulnerabilities in the browser engine in Mozilla Firefox before 49.0 allow remote attackers to cause a denial of service (memory corruption and application crash) or possibly execute arbitrary code via unknown vectors.
Affected
5 ranges
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| debian | firefox | < firefox 49.0-1 (sid) | firefox 49.0-1 (sid) |
| debian | firefox-esr | < firefox 49.0-1 (sid) | firefox 49.0-1 (sid) |
| mozilla | firefox | <= 48.0.2 | — |
| mozilla | firefox | >= 0 < 49.0+build4-0ubuntu0.14.04.1 | 49.0+build4-0ubuntu0.14.04.1 |
| mozilla | firefox | >= 0 < 49.0+build4-0ubuntu0.16.04.1 | 49.0+build4-0ubuntu0.16.04.1 |
CVSS provenance
nvdv3.09.8CRITICALCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
nvdv2.07.5HIGHAV:N/AC:L/Au:N/C:P/I:P/A:P
osv9.8CRITICAL
vendor_debian9.8CRITICAL
vendor_redhat9.8CRITICAL
vendor_ubuntu6.5MEDIUM
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Ubuntu
Firefox vulnerabilities
vendor_ubuntu·2016-09-22·CVSS 6.5
CVE-2016-2827 [MEDIUM] Firefox vulnerabilities
Title: Firefox vulnerabilities
Summary: Firefox could be made to crash or run programs as your login if it
opened a malicious website.
Atte Kettunen discovered an out-of-bounds read when handling certain
Content Security Policy (CSP) directives in some circumstances. If a user
were tricked in to opening a specially crafted website, an attacker could
potentially exploit this to cause a denial of service via application
crash. (CVE-2016-2827)
Christoph Diehl, Christian Holler, Gary Kwong, Nathan Froyd, Honza Bambas,
Seth Fowler, Michael Smith, Andrew McCreight, Dan Minor, Byron Campen, Jon
Coppeard, Steve Fink, Tyson Smith, and Carsten Book discovered multiple
memory safety issues in Firefox. If a user were tricked in to opening a
specially crafted website, an attacker could potentially e
Red Hat
Mozilla: Memory safety bugs fixed in Firefox 49 (MFSA 2016-85)
vendor_redhat·2016-09-20·CVSS 9.8
CVE-2016-5256 [CRITICAL] Mozilla: Memory safety bugs fixed in Firefox 49 (MFSA 2016-85)
Mozilla: Memory safety bugs fixed in Firefox 49 (MFSA 2016-85)
Multiple unspecified vulnerabilities in the browser engine in Mozilla Firefox before 49.0 allow remote attackers to cause a denial of service (memory corruption and application crash) or possibly execute arbitrary code via unknown vectors.
Package: firefox (Red Hat Enterprise Linux 5) - Not affected
Package: thunderbird (Red Hat Enterprise Linux 5) - Not affected
Package: firefox (Red Hat Enterprise Linux 6) - Not affected
Package: thunderbird (Red Hat Enterprise Linux 6) - Not affected
Package: firefox (Red Hat Enterprise Linux 7) - Not affected
Package: thunderbird (Red Hat Enterprise Linux 7) - Not affected
Debian
CVE-2016-5256: firefox - Multiple unspecified vulnerabilities in the browser engine in Mozilla Firefox be...
vendor_debian·2016·CVSS 9.8
CVE-2016-5256 [CRITICAL] CVE-2016-5256: firefox - Multiple unspecified vulnerabilities in the browser engine in Mozilla Firefox be...
Multiple unspecified vulnerabilities in the browser engine in Mozilla Firefox before 49.0 allow remote attackers to cause a denial of service (memory corruption and application crash) or possibly execute arbitrary code via unknown vectors.
Scope: local
sid: resolved (fixed in 49.0-1)
GHSA
GHSA-6m4q-5fp8-jrhp: Multiple unspecified vulnerabilities in the browser engine in Mozilla Firefox before 49
ghsa_unreviewed·2022-05-17
CVE-2016-5256 [CRITICAL] CWE-119 GHSA-6m4q-5fp8-jrhp: Multiple unspecified vulnerabilities in the browser engine in Mozilla Firefox before 49
Multiple unspecified vulnerabilities in the browser engine in Mozilla Firefox before 49.0 allow remote attackers to cause a denial of service (memory corruption and application crash) or possibly execute arbitrary code via unknown vectors.
OSV
CVE-2016-5256: Multiple unspecified vulnerabilities in the browser engine in Mozilla Firefox before 49
osv·2016-09-22·CVSS 9.8
CVE-2016-5256 [CRITICAL] CVE-2016-5256: Multiple unspecified vulnerabilities in the browser engine in Mozilla Firefox before 49
Multiple unspecified vulnerabilities in the browser engine in Mozilla Firefox before 49.0 allow remote attackers to cause a denial of service (memory corruption and application crash) or possibly execute arbitrary code via unknown vectors.
OSV
firefox vulnerabilities
osv·2016-09-22·CVSS 6.5
CVE-2016-2827 [MEDIUM] firefox vulnerabilities
firefox vulnerabilities
Atte Kettunen discovered an out-of-bounds read when handling certain
Content Security Policy (CSP) directives in some circumstances. If a user
were tricked in to opening a specially crafted website, an attacker could
potentially exploit this to cause a denial of service via application
crash. (CVE-2016-2827)
Christoph Diehl, Christian Holler, Gary Kwong, Nathan Froyd, Honza Bambas,
Seth Fowler, Michael Smith, Andrew McCreight, Dan Minor, Byron Campen, Jon
Coppeard, Steve Fink, Tyson Smith, and Carsten Book discovered multiple
memory safety issues in Firefox. If a user were tricked in to opening a
specially crafted website, an attacker could potentially exploit these to
cause a denial of service via application crash, or execute arbitrary
code. (CVE-2016-5256, CVE-
No detection rules found.
No public exploits indexed.
http://www.mozilla.org/security/announce/2016/mfsa2016-85.htmlhttp://www.securityfocus.com/bid/93052http://www.securitytracker.com/id/1036852https://bugzilla.mozilla.org/show_bug.cgi?id=1268034https://bugzilla.mozilla.org/show_bug.cgi?id=1276413https://bugzilla.mozilla.org/show_bug.cgi?id=1282746https://bugzilla.mozilla.org/show_bug.cgi?id=1290244https://bugzilla.mozilla.org/show_bug.cgi?id=1296078https://bugzilla.mozilla.org/show_bug.cgi?id=1296087https://bugzilla.mozilla.org/show_bug.cgi?id=1297099https://security.gentoo.org/glsa/201701-15http://www.mozilla.org/security/announce/2016/mfsa2016-85.htmlhttp://www.securityfocus.com/bid/93052http://www.securitytracker.com/id/1036852https://bugzilla.mozilla.org/show_bug.cgi?id=1268034https://bugzilla.mozilla.org/show_bug.cgi?id=1276413https://bugzilla.mozilla.org/show_bug.cgi?id=1282746https://bugzilla.mozilla.org/show_bug.cgi?id=1290244https://bugzilla.mozilla.org/show_bug.cgi?id=1296078https://bugzilla.mozilla.org/show_bug.cgi?id=1296087https://bugzilla.mozilla.org/show_bug.cgi?id=1297099https://security.gentoo.org/glsa/201701-15
2016-09-22
Published