Published: 09/07/2020 Updated: 13/07/2020

CVSS v2 Base Score: 6.8 | Impact Score: 6.4 | Exploitability Score: 8.6

CVSS v3 Base Score: 8.8 | Impact Score: 5.9 | Exploitability Score: 2.8

VMScore: 605

Vector: AV:N/AC:M/Au:N/C:P/I:P/A:P

An integer overflow vulnerability has been found in the Skia library shipped with Firefox prior to 61.0 and Thunderbird prior to 60.0, when allocating memory for edge builders on some systems with at least 16 GB of RAM. This results in the use of uninitialized memory, resulting in a potentially exploitable crash.

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mozilla firefox
mozilla firefox esr
mozilla thunderbird

Firefox could be made to crash or run programs as your login if it opened a malicious website ...

USN-3705-1 caused some minor regressions in Firefox ...

Multiple security issues have been found in Thunderbird: Multiple memory safety errors and use-after-frees may lead to the execution of arbitrary code or denial of service Debian follows the Thunderbird upstream releases Support for the 52x series has ended, so starting with this update we're now following the 60x releases Between 52x and 60 ...

An integer overflow vulnerability has been found in the Skia library shipped with Firefox before 610 and Thunderbird before 600, when allocating memory for edge builders on some systems with at least 16 GB of RAM This results in the use of uninitialized memory, resulting in a potentially exploitable crash ...

Mozilla Foundation Security Advisory 2018-16 Security vulnerabilities fixed in Firefox ESR 601 Announced June 26, 2018 Impact critical Products Firefox ESR Fixed in Firefox ESR 601 ...

Mozilla Foundation Security Advisory 2018-19 Security vulnerabilities fixed in Thunderbird 60 Announced August 16, 2018 Impact critical Products Thunderbird Fixed in Thunderbird 60 ...

Mozilla Foundation Security Advisory 2018-15 Security vulnerabilities fixed in Firefox 61 Announced June 26, 2018 Impact critical Products Firefox Fixed in Firefox 61 ...

CWE-190 https://www.mozilla.org/security/advisories/mfsa2018-19/https://bugzilla.mozilla.org/show_bug.cgi?id=1465686 https://www.mozilla.org/security/advisories/mfsa2018-16/https://www.mozilla.org/security/advisories/mfsa2018-15/https://nvd.nist.gov https://usn.ubuntu.com/3705-1/https://security.archlinux.org/CVE-2018-12371

CVE-2018-12371

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