Mozilla: Memory safety bugs fixed in Firefox 62
Published Oct 18, 2018
8.8
HIGHCVSS 3.0
EPSS 1.85%
Description
Memory safety bugs present in Firefox 61. 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.
Affected products
-
- Version unspecifiedStatusaffectedConstraints<62
- Version
Configuration 2
- 14.04
- 16.04
- 18.04
No data.
Red Hat Enterprise Linux 6
firefox
Not affected
Red Hat Enterprise Linux 6
thunderbird
Not affected
Red Hat Enterprise Linux 7
firefox
Not affected
Red Hat Enterprise Linux 7
thunderbird
Not affected
| Product | Package | State | Advisory |
|---|---|---|---|
| Red Hat Enterprise Linux 6 | firefox | Not affected | n/a |
| Red Hat Enterprise Linux 6 | thunderbird | Not affected | n/a |
| Red Hat Enterprise Linux 7 | firefox | Not affected | n/a |
| Red Hat Enterprise Linux 7 | thunderbird | Not affected | n/a |
No package ranges for this CVE.
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
No CVSS v3.1 score for this CVE.
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
AV:N/AC:M/Au:N/C:P/I:P/A:P
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 3, 2026.
Score over time
2021–2026- EPSS v1
- EPSS v5
- EPSS v2
- EPSS v3
- EPSS v4
Percentile over time
- EPSS v1
- EPSS v5
- EPSS v2
- EPSS v3
- EPSS v4
Table of values (15 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 3, 2026 | 1.85% (0.01850) | 78.38th | v5 (v2026.06.15) |
| Jun 15, 2026 | 1.84% (0.01835) | 76.07th | v5 (v2026.06.15) |
| Sep 20, 2025 | 0.51% (0.00512) | 65.54th | v4 (v2025.03.14) |
| Mar 30, 2025 | 1.99% (0.01995) | 82.02th | v4 (v2025.03.14) |
| Mar 29, 2025 | 4.91% (0.04912) | 82.28th | v4 (v2025.03.14) |
| Jul 20, 2024 | 0.45% (0.00454) | 75.45th | v3 (v2023.03.01) |
| Jun 6, 2024 | 0.45% (0.00454) | 75.20th | v3 (v2023.03.01) |
| Mar 10, 2024 | 0.64% (0.00643) | 78.75th | v3 (v2023.03.01) |
| Oct 12, 2023 | 0.72% (0.00723) | 78.44th | v3 (v2023.03.01) |
| Sep 3, 2023 | 0.74% (0.00737) | 78.47th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.52% (0.00522) | 73.29th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.02% (0.01018) | 40.69th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.02% (0.01018) | 19.50th | v2 (v2022.01.01) |
| Feb 3, 2022 | 1.02% (0.01020) | 27.25th | v5 (v2026.06.15) |
| Apr 14, 2021 | 1.02% (0.01020) | 0.00th | v1 |
References (10)
- http://www.securityfocus.com/bid/105276 vdb-entryx_refsource_BIDThird Party AdvisoryVDB Entry
- http://www.securitytracker.com/id/1041610 vdb-entryx_refsource_SECTRACKThird Party AdvisoryVDB Entry
- https://access.redhat.com/security/cve/CVE-2018-12375 Vendor Advisory
- https://bugzilla.mozilla.org/buglist.cgi?bug_id=1478849%2C1433502%2C1480965%2C894215%2C1462693%2C1475431%2C1461027 x_refsource_CONFIRMIssue TrackingNot ApplicableVendor Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1625524 Issue Tracking
- https://nvd.nist.gov/vuln/detail/CVE-2018-12375
- https://usn.ubuntu.com/3761-1/ vendor-advisoryx_refsource_UBUNTUThird Party Advisory
- https://www.cve.org/CVERecord?id=CVE-2018-12375
- https://www.mozilla.org/en-US/security/advisories/mfsa2018-20/#CVE-2018-12375
- https://www.mozilla.org/security/advisories/mfsa2018-20/ x_refsource_CONFIRMVendor Advisory
| Link | Providers | Tags |
|---|---|---|
| http://www.securityfocus.com/bid/105276 | vdb-entryx_refsource_BIDThird Party AdvisoryVDB Entry | |
| http://www.securitytracker.com/id/1041610 | vdb-entryx_refsource_SECTRACKThird Party AdvisoryVDB Entry | |
| https://access.redhat.com/security/cve/CVE-2018-12375 | Vendor Advisory | |
| https://bugzilla.mozilla.org/buglist.cgi?bug_id=1478849%2C1433502%2C1480965%2C894215%2C1462693%2C1475431%2C1461027 | x_refsource_CONFIRMIssue TrackingNot ApplicableVendor Advisory | |
| https://bugzilla.redhat.com/show_bug.cgi?id=1625524 | Issue Tracking | |
| https://nvd.nist.gov/vuln/detail/CVE-2018-12375 | ||
| https://usn.ubuntu.com/3761-1/ | vendor-advisoryx_refsource_UBUNTUThird Party Advisory | |
| https://www.cve.org/CVERecord?id=CVE-2018-12375 | ||
| https://www.mozilla.org/en-US/security/advisories/mfsa2018-20/#CVE-2018-12375 | ||
| https://www.mozilla.org/security/advisories/mfsa2018-20/ | x_refsource_CONFIRMVendor Advisory |
Change history (0)
No recorded changes yet.