CVE-2020-15669

firefox: Mozilla Firefox is an open-source web browser, designed for standards compliance, performance, and portability. This...

CVE-2020-15669 is fixed in 7 products on 1 platform, first by RHSA-2020:3557, released August 26, 2020. It is not reported as exploited. Patch Radar priority: High.

High
CVSS
8.8
Important
Exploitation
None reported
No vendor assessment
CISA KEV
Not listed
Not in the Known Exploited Vulnerabilities catalog
EPSS
0.0112
66th percentile

Mozilla Firefox is an open-source web browser, designed for standards compliance, performance, and portability. This update upgrades Firefox to version 78.2.0 ESR. Security Fix(es): * Mozilla: Attacker-induced prompt for extension installation (CVE-2020-15664) * Mozilla: Use-After-Free when aborting an operation (CVE-2020-15669) * Mozilla: Integer overflow in nsJPEGEncoder::emptyOutputBuffer (CVE-2020-12422) * Mozilla: X-Frame-Options bypass using object or embed tags (CVE-2020-15648) * Mozilla: Bypassing iframe sandbox when allowing popups (CVE-2020-15653) * Mozilla: Type confusion for special arguments in IonMonkey (CVE-2020-15656) * Mozilla: WebRTC permission prompt could have been bypassed by a compromised content process (CVE-2020-12424) * Mozilla: Out of bound read in Date.parse() (CVE-2020-12425) * Mozilla: Custom cursor can overlay user interface (CVE-2020-15654) * Mozilla: Overriding file type when saving to disk (CVE-2020-15658) For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

Where it's fixed

ProductFixed inFixReleased
Linux
firefox · RHEL 8 0:78.2.0-2.el8_2 RHSA-2020:3557 Aug 26, 2020
firefox · ol 8 0:78.2.0-2.0.1.el8_2 ELSA-2020-3557 Aug 28, 2020
thunderbird · RHEL 8 0:68.12.0-1.el8_2 RHSA-2020:3634 Sep 7, 2020
thunderbird · Ubuntu 18.04.6 LTS (bionic) 1:78.8.1+build1-0ubuntu0.18.04.1 thunderbird 1:78.8.1+build1-0ubuntu0.18.04.1 Apr 22, 2021
thunderbird · ol 8 0:68.12.0-1.0.1.el8_2 ELSA-2020-3634 Sep 8, 2020
thunderbird-gnome-support · Ubuntu 18.04.6 LTS (bionic) 1:78.8.1+build1-0ubuntu0.18.04.1 thunderbird-gnome-support 1:78.8.1+build1-0ubuntu0.18.04.1 Apr 22, 2021
thunderbird-mozsymbols · Ubuntu 18.04.6 LTS (bionic) 1:78.8.1+build1-0ubuntu0.18.04.1 thunderbird-mozsymbols 1:78.8.1+build1-0ubuntu0.18.04.1 Apr 22, 2021
xul-ext-calendar-timezones · Ubuntu 18.04.6 LTS (bionic) 1:78.8.1+build1-0ubuntu0.18.04.1 xul-ext-calendar-timezones 1:78.8.1+build1-0ubuntu0.18.04.1 Apr 22, 2021
xul-ext-gdata-provider · Ubuntu 18.04.6 LTS (bionic) 1:78.8.1+build1-0ubuntu0.18.04.1 xul-ext-gdata-provider 1:78.8.1+build1-0ubuntu0.18.04.1 Apr 22, 2021
xul-ext-lightning · Ubuntu 18.04.6 LTS (bionic) 1:78.8.1+build1-0ubuntu0.18.04.1 xul-ext-lightning 1:78.8.1+build1-0ubuntu0.18.04.1 Apr 22, 2021

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