CVE-2018-12366

Description

An invalid grid size during QCMS (color profile) transformations can result in the out-of-bounds read interpreted as a float value. This could leak private data into the output. This vulnerability affects Thunderbird < 60, Thunderbird < 52.9, Firefox ESR < 60.1, Firefox ESR < 52.9, and Firefox < 61.

Category

6.5
CVSS
Severity: Medium
CVSS 3.0 •
CVSS 2.0 •
EPSS 0.27%
Vendor Advisory gentoo.org Vendor Advisory redhat.com Vendor Advisory gentoo.org Vendor Advisory debian.org Vendor Advisory redhat.com Vendor Advisory debian.org Vendor Advisory redhat.com Vendor Advisory redhat.com Vendor Advisory ubuntu.com Vendor Advisory ubuntu.com Vendor Advisory mozilla.org Vendor Advisory mozilla.org Vendor Advisory mozilla.org Vendor Advisory mozilla.org Vendor Advisory mozilla.org Vendor Advisory mozilla.org
Affected: Mozilla Thunderbird
Affected: Mozilla Firefox ESR
Affected: Mozilla Firefox
Published at:
Updated at:

References

Link Tags
https://security.gentoo.org/glsa/201810-01 third party advisory vendor advisory
https://www.mozilla.org/security/advisories/mfsa2018-15/ vendor advisory
https://access.redhat.com/errata/RHSA-2018:2112 third party advisory vendor advisory
https://security.gentoo.org/glsa/201811-13 third party advisory vendor advisory
https://www.debian.org/security/2018/dsa-4235 third party advisory vendor advisory
https://www.mozilla.org/security/advisories/mfsa2018-18/ vendor advisory
https://access.redhat.com/errata/RHSA-2018:2113 third party advisory vendor advisory
https://www.mozilla.org/security/advisories/mfsa2018-16/ vendor advisory
https://www.debian.org/security/2018/dsa-4244 third party advisory vendor advisory
http://www.securityfocus.com/bid/104560 vdb entry third party advisory
http://www.securitytracker.com/id/1041193 vdb entry third party advisory
https://www.mozilla.org/security/advisories/mfsa2018-19/ vendor advisory
https://access.redhat.com/errata/RHSA-2018:2252 third party advisory vendor advisory
https://www.mozilla.org/security/advisories/mfsa2018-17/ vendor advisory
https://bugzilla.mozilla.org/show_bug.cgi?id=1464039 issue tracking permissions required vendor advisory
https://lists.debian.org/debian-lts-announce/2018/07/msg00013.html third party advisory mailing list
https://access.redhat.com/errata/RHSA-2018:2251 third party advisory vendor advisory
https://usn.ubuntu.com/3705-1/ third party advisory vendor advisory
https://usn.ubuntu.com/3714-1/ third party advisory vendor advisory
https://lists.debian.org/debian-lts-announce/2018/06/msg00014.html third party advisory mailing list

Frequently Asked Questions

What is the severity of CVE-2018-12366?
CVE-2018-12366 has been scored as a medium severity vulnerability.
How to fix CVE-2018-12366?
To fix CVE-2018-12366, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2018-12366 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2018-12366 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2018-12366?
CVE-2018-12366 affects Mozilla Thunderbird, Mozilla Firefox ESR, Mozilla Firefox.
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