HIGH
Mozilla: Miscellaneous memory safety hazards (rv:45.0) (MFSA 2016-16)
Published Mar 13, 2016
8.8
HIGHCVSS 3.0
EPSS 3.23%
Description
Multiple unspecified vulnerabilities in the browser engine in Mozilla Firefox before 45.0 allow remote attackers to cause a denial of service (memory corruption and application crash) or possibly execute arbitrary code via vectors related to js/src/jit/arm/Assembler-arm.cpp, and unknown other vectors.
Affected products
No data.
Configuration 1
OR
- ≤ 44.0.2
- 38.0
- 38.0.1
- 38.0.5
- 38.1.0
- 38.1.1
- 38.2.0
- 38.2.1
- 38.3.0
- 38.4.0
- 38.5.0
- 38.5.1
- 38.6.0
- 38.6.1
- ≤ 38.6.0
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.
8.8 HIGH NVD
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Attack Vector Network
Attack Complexity Low
Privileges Required None
User Interaction Required
Scope Unchanged
Confidentiality Impact High
Integrity Impact High
Availability Impact High
6.8 MEDIUM NVD
AV:N/AC:M/Au:N/C:P/I:P/A:P
Access Vector Network
Access Complexity Medium
Authentication None
Confidentiality Impact Partial
Integrity Impact Partial
Availability Impact Partial
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
3.23% 0.03226
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 2, 2026.
EPSS probability 0.03226
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 (14 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 2, 2026 | 3.23% (0.03226) | 87.82th | v5 (v2026.06.15) |
| Jun 15, 2026 | 3.23% (0.03226) | 86.57th | v5 (v2026.06.15) |
| Mar 30, 2025 | 1.21% (0.01211) | 77.13th | v4 (v2025.03.14) |
| Mar 29, 2025 | 3.91% (0.03908) | 80.18th | v4 (v2025.03.14) |
| Mar 17, 2025 | 1.21% (0.01211) | 77.62th | v4 (v2025.03.14) |
| Dec 12, 2024 | 1.56% (0.01556) | 87.70th | v3 (v2023.03.01) |
| Jul 17, 2024 | 1.49% (0.01492) | 86.99th | v3 (v2023.03.01) |
| Apr 12, 2024 | 1.80% (0.01797) | 87.91th | v3 (v2023.03.01) |
| Oct 30, 2023 | 1.76% (0.01756) | 86.58th | v3 (v2023.03.01) |
| Jun 14, 2023 | 1.62% (0.01619) | 85.61th | v3 (v2023.03.01) |
| Mar 7, 2023 | 1.41% (0.01410) | 84.39th | v3 (v2023.03.01) |
| Mar 6, 2023 | 5.86% (0.05857) | 90.50th | v2 (v2022.01.01) |
| Apr 1, 2022 | 5.86% (0.05857) | 89.59th | v2 (v2022.01.01) |
| Feb 4, 2022 | 5.86% (0.05857) | 77.44th | v2 (v2022.01.01) |
Weaknesses (1)
References (37)
- http://lists.opensuse.org/opensuse-security-announce/2016-03/msg00027.html vendor-advisoryx_refsource_SUSE
- http://lists.opensuse.org/opensuse-security-announce/2016-03/msg00029.html vendor-advisoryx_refsource_SUSE
- http://lists.opensuse.org/opensuse-security-announce/2016-03/msg00031.html vendor-advisoryx_refsource_SUSE
- http://lists.opensuse.org/opensuse-security-announce/2016-03/msg00050.html vendor-advisoryx_refsource_SUSE
- http://lists.opensuse.org/opensuse-security-announce/2016-03/msg00068.html vendor-advisoryx_refsource_SUSE
- http://lists.opensuse.org/opensuse-security-announce/2016-03/msg00093.html vendor-advisoryx_refsource_SUSE
- http://lists.opensuse.org/opensuse-security-announce/2016-07/msg00006.html vendor-advisoryx_refsource_SUSE
- http://lists.opensuse.org/opensuse-security-announce/2016-07/msg00007.html vendor-advisoryx_refsource_SUSE
- http://lists.opensuse.org/opensuse-security-announce/2016-07/msg00008.html vendor-advisoryx_refsource_SUSE
- http://www.mozilla.org/security/announce/2016/mfsa2016-16.html x_refsource_CONFIRMVendor Advisory
- http://www.securitytracker.com/id/1035215 vdb-entryx_refsource_SECTRACK
- http://www.ubuntu.com/usn/USN-2917-1 vendor-advisoryx_refsource_UBUNTU
- http://www.ubuntu.com/usn/USN-2917-2 vendor-advisoryx_refsource_UBUNTU
- http://www.ubuntu.com/usn/USN-2917-3 vendor-advisoryx_refsource_UBUNTU
- https://access.redhat.com/security/cve/CVE-2016-1953 Vendor Advisory
- https://bugzilla.mozilla.org/show_bug.cgi?id=1199171 x_refsource_CONFIRM
- https://bugzilla.mozilla.org/show_bug.cgi?id=1205163 x_refsource_CONFIRM
- https://bugzilla.mozilla.org/show_bug.cgi?id=1207958 x_refsource_CONFIRM
- https://bugzilla.mozilla.org/show_bug.cgi?id=1224361 x_refsource_CONFIRM
- https://bugzilla.mozilla.org/show_bug.cgi?id=1224363 x_refsource_CONFIRM
- https://bugzilla.mozilla.org/show_bug.cgi?id=1224369 x_refsource_CONFIRM
- https://bugzilla.mozilla.org/show_bug.cgi?id=1225618 x_refsource_CONFIRM
- https://bugzilla.mozilla.org/show_bug.cgi?id=1234425 x_refsource_CONFIRM
- https://bugzilla.mozilla.org/show_bug.cgi?id=1236519 x_refsource_CONFIRM
- https://bugzilla.mozilla.org/show_bug.cgi?id=1238558 x_refsource_CONFIRM
- https://bugzilla.mozilla.org/show_bug.cgi?id=1238935 x_refsource_CONFIRM
- https://bugzilla.mozilla.org/show_bug.cgi?id=1241731 x_refsource_CONFIRM
- https://bugzilla.mozilla.org/show_bug.cgi?id=1243555 x_refsource_CONFIRM
- https://bugzilla.mozilla.org/show_bug.cgi?id=1243583 x_refsource_CONFIRM
- https://bugzilla.mozilla.org/show_bug.cgi?id=1245866 x_refsource_CONFIRM
- https://bugzilla.mozilla.org/show_bug.cgi?id=1247236 x_refsource_CONFIRM
- https://bugzilla.mozilla.org/show_bug.cgi?id=1248794 x_refsource_CONFIRM
- https://bugzilla.redhat.com/show_bug.cgi?id=1315567 Issue Tracking
- https://nvd.nist.gov/vuln/detail/CVE-2016-1953
- https://security.gentoo.org/glsa/201605-06 vendor-advisoryx_refsource_GENTOO
- https://www.cve.org/CVERecord?id=CVE-2016-1953
- https://www.mozilla.org/security/announce/2016/mfsa2016-16.html
Change history (0)
No recorded changes yet.
Sources
CVE.org / MITRE
Status PUBLISHED
Assigner mozilla
Published Mar 13, 2016
Updated Aug 5, 2024
Reserved Jan 20, 2016
Link CVE-2016-1953
CISA Vulnrichment
Updated n/a