DEBIAN-CVE-2018-12376

Advisory lineage Upstream: 1 Downstream: 3
Upstream
CVE-2018-12376
Published: 18 Oct 2018, 13:29
Last modified:28 Apr 2026, 20:18

Vulnerability Summary

Overall Risk (default)
high
70/100
CVSS Score
9.8 CRITICAL
3.0 (osv_debian)
EPSS Score
No data
KEV
Not listed
Ransomware
No reports
Public exploits
None found
Dark Web
Not detected

Timeline

18 Oct 2018, 13:29
Published
Vulnerability first disclosed
28 Apr 2026, 20:18
Last Modified
Vulnerability information updated

Description

Memory safety bugs present in Firefox 61 and Firefox ESR 60.1. Some of these bugs showed evidence of memory corruption and we presume that with enough effort that some of these could be exploited to run arbitrary code. This vulnerability affects Firefox < 62, Firefox ESR < 60.2, and Thunderbird < 60.2.1.

CVSS Metrics

  • v3.0•CRITICAL•Score: 9.8CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected Systems

  • debian•firefox-esr

    < 60.2.0esr-1 | < 60.2.0esr-1 | < 60.2.0esr-1 | < 60.2.0esr-1

  • debian•thunderbird

    < 1:60.2.1-1 | < 1:60.2.1-1 | < 1:60.2.1-1 | < 1:60.2.1-1

References (1)