CVE-2018-5095

Impact:
Important
Public Date:
2018-01-23
Bugzilla:
1537817: CVE-2018-5095 Mozilla: Integer overflow in Skia library during edge builder allocation (MFSA 2018-03)

The MITRE CVE dictionary describes this issue as:

An integer overflow vulnerability in the Skia library when allocating memory for edge builders on some systems with at least 8 GB of RAM. This results in the use of uninitialized memory, resulting in a potentially exploitable crash. This vulnerability affects Thunderbird < 52.6, Firefox ESR < 52.6, and Firefox < 58.

Find out more about CVE-2018-5095 from the MITRE CVE dictionary dictionary and NIST NVD.

CVSS v3 metrics

CVSS3 Base Score 7.5
CVSS3 Base Metrics CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H
Attack Vector Network
Attack Complexity High
Privileges Required None
User Interaction Required
Scope Unchanged
Confidentiality High
Integrity Impact High
Availability Impact High

Red Hat Security Errata

Platform Errata Release Date
Red Hat Enterprise Linux 7 (thunderbird) RHSA-2018:0262 2018-02-01
Red Hat Enterprise Linux 7 (firefox) RHSA-2018:0122 2018-01-24
Red Hat Enterprise Linux 6 (firefox) RHSA-2018:0122 2018-01-24
Red Hat Enterprise Linux 6 (thunderbird) RHSA-2018:0262 2018-02-01

Acknowledgements

Red Hat would like to thank the Mozilla project for reporting this issue. Upstream acknowledges Anonymous as the original reporter.

External References

Last Modified

CVE description copyright © 2017, The MITRE Corporation