Mozilla: Miscellaneous memory safety hazards (rv:42.0) (MFSA 2015-116)
Published Nov 5, 2015
7.5
HIGHCVSS 2.0
EPSS 4.49%
Description
Multiple unspecified vulnerabilities in the browser engine in Mozilla Firefox before 42.0 allow remote attackers to cause a denial of service (memory corruption and application crash) or possibly execute arbitrary code via unknown vectors.
Affected products
No data.
Configuration 2
No data.
Red Hat Enterprise Linux 5
firefox
Not affected
Red Hat Enterprise Linux 5
thunderbird
Not affected
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 5 | firefox | Not affected | n/a |
| Red Hat Enterprise Linux 5 | thunderbird | Not affected | n/a |
| 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
Red Hat statement
This issue does not affect the version of firefox and thunderbird as shipped with Red Hat Enterprise Linux 5, 6 and 7.
Metrics
No CVSS v4.0 score for this CVE.
No CVSS v3.1 score for this CVE.
No CVSS v3.0 score for this CVE.
AV:N/AC:L/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 2, 2026.
Score over time
2022–2026- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Table of values (17 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 2, 2026 | 4.49% (0.04490) | 91.19th | v5 (v2026.06.15) |
| Jun 15, 2026 | 4.49% (0.04490) | 90.22th | v5 (v2026.06.15) |
| Mar 3, 2026 | 1.85% (0.01850) | 82.80th | v4 (v2025.03.14) |
| Jan 1, 2026 | 3.91% (0.03911) | 87.99th | v4 (v2025.03.14) |
| Jun 27, 2025 | 1.85% (0.01850) | 82.16th | v4 (v2025.03.14) |
| Apr 21, 2025 | 5.03% (0.05034) | 89.15th | v4 (v2025.03.14) |
| Mar 30, 2025 | 3.91% (0.03911) | 87.22th | v4 (v2025.03.14) |
| Mar 29, 2025 | 7.77% (0.07766) | 86.30th | v4 (v2025.03.14) |
| Mar 17, 2025 | 3.91% (0.03911) | 87.52th | v4 (v2025.03.14) |
| Dec 12, 2024 | 6.71% (0.06705) | 94.10th | v3 (v2023.03.01) |
| Jul 12, 2024 | 6.71% (0.06705) | 93.90th | v3 (v2023.03.01) |
| May 30, 2024 | 6.45% (0.06447) | 93.69th | v3 (v2023.03.01) |
| Dec 4, 2023 | 8.85% (0.08846) | 93.91th | v3 (v2023.03.01) |
| Mar 7, 2023 | 8.67% (0.08665) | 93.46th | v3 (v2023.03.01) |
| Mar 6, 2023 | 8.23% (0.08228) | 93.49th | v2 (v2022.01.01) |
| Apr 1, 2022 | 8.23% (0.08228) | 92.89th | v2 (v2022.01.01) |
| Feb 4, 2022 | 8.23% (0.08228) | 82.23th | v2 (v2022.01.01) |
References (21)
- http://lists.opensuse.org/opensuse-security-announce/2015-11/msg00015.html vendor-advisoryx_refsource_SUSE
- http://lists.opensuse.org/opensuse-updates/2015-12/msg00037.html vendor-advisoryx_refsource_SUSE
- http://lists.opensuse.org/opensuse-updates/2015-12/msg00049.html vendor-advisoryx_refsource_SUSE
- http://www.mozilla.org/security/announce/2015/mfsa2015-116.html x_refsource_CONFIRMVendor Advisory
- http://www.oracle.com/technetwork/topics/security/bulletinapr2016-2952098.html x_refsource_CONFIRM
- http://www.securityfocus.com/bid/77411 vdb-entryx_refsource_BID
- http://www.securitytracker.com/id/1034069 vdb-entryx_refsource_SECTRACK
- http://www.ubuntu.com/usn/USN-2785-1 vendor-advisoryx_refsource_UBUNTU
- https://access.redhat.com/security/cve/CVE-2015-4514 Vendor Advisory
- https://bugzilla.mozilla.org/show_bug.cgi?id=1185157 x_refsource_CONFIRM
- https://bugzilla.mozilla.org/show_bug.cgi?id=1186160 x_refsource_CONFIRM
- https://bugzilla.mozilla.org/show_bug.cgi?id=1196237 x_refsource_CONFIRM
- https://bugzilla.mozilla.org/show_bug.cgi?id=1200326 x_refsource_CONFIRM
- https://bugzilla.mozilla.org/show_bug.cgi?id=1202677 x_refsource_CONFIRM
- https://bugzilla.mozilla.org/show_bug.cgi?id=1205937 x_refsource_CONFIRM
- https://bugzilla.mozilla.org/show_bug.cgi?id=969309 x_refsource_CONFIRM
- https://bugzilla.redhat.com/show_bug.cgi?id=1277334 Issue Tracking
- https://nvd.nist.gov/vuln/detail/CVE-2015-4514
- https://security.gentoo.org/glsa/201512-10 vendor-advisoryx_refsource_GENTOO
- https://www.cve.org/CVERecord?id=CVE-2015-4514
- https://www.mozilla.org/security/announce/2015/mfsa2015-116.html
Change history (0)
No recorded changes yet.