CVE-2017-7826

Published: Jun 11, 2018Modified: Nov 25, 2025

9.8

Vector

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Exploitability: 3.9 / Impact: 5.9

Source: NVD

Description

Memory safety bugs were reported in Firefox 56 and Firefox ESR 52.4. Some of these bugs showed evidence of memory corruption and we presume that with enough effort that some of these could be exploited to run arbitrary code. This vulnerability affects Firefox < 57, Firefox ESR < 52.5, and Thunderbird < 52.5.

Affected (17)

Products: Debian: Debian Linux · Redhat: Enterprise Linux Desktop, Enterprise Linux Server, Enterprise Linux Server Aus, Enterprise Linux Server Eus, Enterprise Linux Workstation · Canonical: Ubuntu Linux · +1 more

Show all products

Debian: Debian Linux · Redhat: Enterprise Linux Desktop, Enterprise Linux Server, Enterprise Linux Server Aus, Enterprise Linux Server Eus, Enterprise Linux Workstation · Canonical: Ubuntu Linux · Mozilla: Firefox, Thunderbird

1 product

5 products

Enterprise Linux Desktop

Enterprise Linux Server

Enterprise Linux Server Aus

Enterprise Linux Server Eus

Enterprise Linux Workstation

1 product

2 products

Configuration A

3 vulnerable

Vulnerable Software	Affected Versions
Debian Debian Linux	Version 7.0
Debian Debian Linux	Version 8.0
Debian Debian Linux	Version 9.0

Configuration B

9 vulnerable

Vulnerable Software	Affected Versions
Redhat Enterprise Linux Desktop	Version 6.0
Redhat Enterprise Linux Desktop	Version 7.0
Redhat Enterprise Linux Server	Version 6.0
Redhat Enterprise Linux Server	Version 7.0
Redhat Enterprise Linux Server Aus	Version 7.4
Redhat Enterprise Linux Server Eus	Version 7.4
Redhat Enterprise Linux Server Eus	Version 7.5
Redhat Enterprise Linux Workstation	Version 6.0
Redhat Enterprise Linux Workstation	Version 7.0

Configuration C

2 vulnerable

Vulnerable Software	Affected Versions
Canonical Ubuntu Linux	Version 17.10
Canonical Ubuntu Linux	Version 18.04

Configuration D

1 vulnerable

Vulnerable Software	Affected Versions
Mozilla Firefox	Before 57.0

Configuration E

1 vulnerable

Vulnerable Software	Affected Versions
Mozilla Firefox	Before 52.5.0

Configuration F

1 vulnerable

Vulnerable Software	Affected Versions
Mozilla Thunderbird	Before 52.5.0

Related CWEs

Improper Restriction of Operations within the Bounds of a Memory Buffer

The product performs operations on a memory buffer, but it reads from or writes to a memory location outside the buffer's intended boundary. This may result in read or write operations on unexpected memory locations that could be linked to other variables, data structures, or internal program data.

References (28)

http://www.securityfocus.com/bid/101832

Source: security@mozilla.org

Third Party AdvisoryVDB Entry

http://www.securitytracker.com/id/1039803

Source: security@mozilla.org

Third Party AdvisoryVDB Entry

https://access.redhat.com/errata/RHSA-2017:3247

Source: security@mozilla.org

Third Party Advisory

https://access.redhat.com/errata/RHSA-2017:3372

Source: security@mozilla.org

Third Party Advisory

https://bugzilla.mozilla.org/buglist.cgi?bug_id=1394530%2C1369561%2C1411458%2C1400003%2C1395138%2C1408412%2C1393840%2C1400763%2C1339259%2C1394265%2C1407740%2C1407751%2C1408005%2C1406398%2C1387799%2C1261175%2C1400554%2C1375146%2C1397811%2C1404636%2C1401804

Source: security@mozilla.org

Issue TrackingPermissions RequiredThird Party Advisory

https://lists.debian.org/debian-lts-announce/2017/11/msg00018.html

Source: security@mozilla.org

Third Party Advisory

https://lists.debian.org/debian-lts-announce/2017/12/msg00001.html

Source: security@mozilla.org

Third Party Advisory

https://usn.ubuntu.com/3688-1/

Source: security@mozilla.org

Third Party Advisory

https://www.debian.org/security/2017/dsa-4035

Source: security@mozilla.org

Third Party Advisory

https://www.debian.org/security/2017/dsa-4061

Source: security@mozilla.org

Third Party Advisory

https://www.debian.org/security/2017/dsa-4075

Source: security@mozilla.org

Third Party Advisory

https://www.mozilla.org/security/advisories/mfsa2017-24/

Source: security@mozilla.org

Vendor Advisory

https://www.mozilla.org/security/advisories/mfsa2017-25/

Source: security@mozilla.org

Vendor Advisory

https://www.mozilla.org/security/advisories/mfsa2017-26/

Source: security@mozilla.org

Vendor Advisory

http://www.securityfocus.com/bid/101832

Source: af854a3a-2127-422b-91ae-364da2661108

Third Party AdvisoryVDB Entry

http://www.securitytracker.com/id/1039803

Source: af854a3a-2127-422b-91ae-364da2661108

Third Party AdvisoryVDB Entry

https://access.redhat.com/errata/RHSA-2017:3247

Source: af854a3a-2127-422b-91ae-364da2661108

Third Party Advisory

https://access.redhat.com/errata/RHSA-2017:3372

Source: af854a3a-2127-422b-91ae-364da2661108

Third Party Advisory

https://bugzilla.mozilla.org/buglist.cgi?bug_id=1394530%2C1369561%2C1411458%2C1400003%2C1395138%2C1408412%2C1393840%2C1400763%2C1339259%2C1394265%2C1407740%2C1407751%2C1408005%2C1406398%2C1387799%2C1261175%2C1400554%2C1375146%2C1397811%2C1404636%2C1401804

Source: af854a3a-2127-422b-91ae-364da2661108

Issue TrackingPermissions RequiredThird Party Advisory

https://lists.debian.org/debian-lts-announce/2017/11/msg00018.html

Source: af854a3a-2127-422b-91ae-364da2661108

Third Party Advisory

https://lists.debian.org/debian-lts-announce/2017/12/msg00001.html

Source: af854a3a-2127-422b-91ae-364da2661108

Third Party Advisory

https://usn.ubuntu.com/3688-1/

Source: af854a3a-2127-422b-91ae-364da2661108

Third Party Advisory

https://www.debian.org/security/2017/dsa-4035

Source: af854a3a-2127-422b-91ae-364da2661108

Third Party Advisory

https://www.debian.org/security/2017/dsa-4061

Source: af854a3a-2127-422b-91ae-364da2661108

Third Party Advisory

https://www.debian.org/security/2017/dsa-4075

Source: af854a3a-2127-422b-91ae-364da2661108

Third Party Advisory

https://www.mozilla.org/security/advisories/mfsa2017-24/

Source: af854a3a-2127-422b-91ae-364da2661108

Vendor Advisory

https://www.mozilla.org/security/advisories/mfsa2017-25/

Source: af854a3a-2127-422b-91ae-364da2661108

Vendor Advisory

https://www.mozilla.org/security/advisories/mfsa2017-26/

Source: af854a3a-2127-422b-91ae-364da2661108

Vendor Advisory

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