CVE-2020-26950

See a problem?
Please try reporting it to the source first.

Source

https://nvd.nist.gov/vuln/detail/CVE-2020-26950

Import Source

https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2020-26950.json

JSON Data

https://api.osv.dev/v1/vulns/CVE-2020-26950

Related

Published

2020-12-09T01:15:12Z

Modified

2024-09-18T01:00:21Z

Severity

8.8 (High) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H CVSS Calculator

Summary

[none]

Details

In certain circumstances, the MCallGetProperty opcode can be emitted with unmet assumptions resulting in an exploitable use-after-free condition. This vulnerability affects Firefox < 82.0.3, Firefox ESR < 78.4.1, and Thunderbird < 78.4.2.

References

Affected packages

Debian:11 / firefox-esr

Package

Name: firefox-esr
Purl: pkg:deb/debian/firefox-esr?arch=source

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Fixed

78.4.1esr-1

Ecosystem specific

{
    "urgency": "not yet assigned"
}

Debian:12 / firefox-esr

Package

Name: firefox-esr
Purl: pkg:deb/debian/firefox-esr?arch=source

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Fixed

78.4.1esr-1

Ecosystem specific

{
    "urgency": "not yet assigned"
}

Debian:13 / firefox-esr

Package

Name: firefox-esr
Purl: pkg:deb/debian/firefox-esr?arch=source

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Fixed

78.4.1esr-1

Ecosystem specific

{
    "urgency": "not yet assigned"
}

Debian:11 / thunderbird

Package

Name: thunderbird
Purl: pkg:deb/debian/thunderbird?arch=source

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Fixed

1:78.4.2-1

Ecosystem specific

{
    "urgency": "not yet assigned"
}

Debian:12 / thunderbird

Package

Name: thunderbird
Purl: pkg:deb/debian/thunderbird?arch=source

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Fixed

1:78.4.2-1

Ecosystem specific

{
    "urgency": "not yet assigned"
}

Debian:13 / thunderbird

Package

Name: thunderbird
Purl: pkg:deb/debian/thunderbird?arch=source

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Fixed

1:78.4.2-1

Ecosystem specific

{
    "urgency": "not yet assigned"
}