Mozilla: Use-after-free while manipulating DOM events and audio elements (MFSA 2016-94, MFSA 2016-95)
Published Jun 11, 2018
9.8
CRITICALCVSS 3.0
EPSS 21.15%
Description
Use-after-free while manipulating DOM events and removing audio elements due to errors in the handling of node adoption. This vulnerability affects Firefox < 50.1, Firefox ESR < 45.6, and Thunderbird < 45.6.
Affected products
-
- Version unspecifiedStatusaffectedConstraints<50.1
- Version
-
- Version unspecifiedStatusaffectedConstraints<45.6
- Version
-
- Version unspecifiedStatusaffectedConstraints<45.6
- Version
Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).
| Vendor | Product | Default status | Versions | ||||||
|---|---|---|---|---|---|---|---|---|---|
| Mozilla | Firefox | n/a |
| ||||||
| Mozilla | Firefox ESR | n/a |
| ||||||
| Mozilla | Thunderbird | n/a |
|
Configuration 1
- 9.0
Configuration 2
- 5.0
- 6.0
- 7.0
- 5.0
- 6.0
- 7.0
- 5.0
- 6.0
- 7.0
- 7.3
- 7.4
- 7.3
- 7.4
- 7.5
- 5.0
- 6.0
- 7.0
Configuration 4
- < 52.1.0
No data.
Red Hat Enterprise Linux 5
firefox-0:45.6.0-1.el5_11
Fixed · RHSA-2016:2946
Red Hat Enterprise Linux 5
thunderbird-0:45.6.0-1.el5_11
Fixed · RHSA-2016:2973
Red Hat Enterprise Linux 6
firefox-0:45.6.0-1.el6_8
Fixed · RHSA-2016:2946
Red Hat Enterprise Linux 6
thunderbird-0:45.6.0-1.el6_8
Fixed · RHSA-2016:2973
Red Hat Enterprise Linux 7
firefox-0:45.6.0-1.el7_3
Fixed · RHSA-2016:2946
Red Hat Enterprise Linux 7
thunderbird-0:45.6.0-1.el7_3
Fixed · RHSA-2016:2973
| Product | Package | State | Advisory |
|---|---|---|---|
| Red Hat Enterprise Linux 5 | firefox-0:45.6.0-1.el5_11 | Fixed | RHSA-2016:2946 |
| Red Hat Enterprise Linux 5 | thunderbird-0:45.6.0-1.el5_11 | Fixed | RHSA-2016:2973 |
| Red Hat Enterprise Linux 6 | firefox-0:45.6.0-1.el6_8 | Fixed | RHSA-2016:2946 |
| Red Hat Enterprise Linux 6 | thunderbird-0:45.6.0-1.el6_8 | Fixed | RHSA-2016:2973 |
| Red Hat Enterprise Linux 7 | firefox-0:45.6.0-1.el7_3 | Fixed | RHSA-2016:2946 |
| Red Hat Enterprise Linux 7 | thunderbird-0:45.6.0-1.el7_3 | Fixed | RHSA-2016:2973 |
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:N/S:U/C:H/I:H/A:H
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 1, 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 (32 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 21.15% (0.21147) | 97.52th | v5 (v2026.06.15) |
| Sep 22, 2026 | 21.15% (0.21147) | 97.47th | v5 (v2026.06.15) |
| Sep 21, 2026 | 16.03% (0.16027) | 96.81th | v5 (v2026.06.15) |
| Sep 6, 2026 | 21.15% (0.21147) | 97.42th | v5 (v2026.06.15) |
| Sep 5, 2026 | 16.03% (0.16027) | 96.75th | v5 (v2026.06.15) |
| Aug 30, 2026 | 21.15% (0.21147) | 97.41th | v5 (v2026.06.15) |
| Aug 28, 2026 | 16.03% (0.16027) | 96.73th | v5 (v2026.06.15) |
| Aug 24, 2026 | 21.15% (0.21147) | 97.39th | v5 (v2026.06.15) |
| Aug 23, 2026 | 16.03% (0.16027) | 96.72th | v5 (v2026.06.15) |
| Jun 15, 2026 | 21.40% (0.21401) | 97.28th | v5 (v2026.06.15) |
| Jan 18, 2026 | 36.42% (0.36421) | 96.99th | v4 (v2025.03.14) |
| Dec 26, 2025 | 38.37% (0.38374) | 97.09th | v4 (v2025.03.14) |
| May 6, 2025 | 39.84% (0.39836) | 97.10th | v4 (v2025.03.14) |
| Mar 30, 2025 | 38.36% (0.38356) | 96.93th | v4 (v2025.03.14) |
| Mar 29, 2025 | 50.43% (0.50429) | 96.84th | v4 (v2025.03.14) |
| Mar 17, 2025 | 38.77% (0.38766) | 96.92th | v4 (v2025.03.14) |
| Dec 17, 2024 | 79.33% (0.79328) | 98.50th | v3 (v2023.03.01) |
| Dec 12, 2024 | 81.71% (0.81714) | 98.50th | v3 (v2023.03.01) |
| Sep 14, 2024 | 81.99% (0.81989) | 98.46th | v3 (v2023.03.01) |
| Dec 12, 2023 | 85.18% (0.85181) | 98.22th | v3 (v2023.03.01) |
| Nov 2, 2023 | 86.57% (0.86566) | 98.24th | v3 (v2023.03.01) |
| Sep 20, 2023 | 86.70% (0.86697) | 98.18th | v3 (v2023.03.01) |
| Jul 29, 2023 | 90.85% (0.90851) | 98.41th | v3 (v2023.03.01) |
| Jul 10, 2023 | 90.90% (0.90895) | 98.39th | v3 (v2023.03.01) |
| Jun 23, 2023 | 90.57% (0.90566) | 98.34th | v3 (v2023.03.01) |
| Jun 5, 2023 | 90.08% (0.90078) | 98.28th | v3 (v2023.03.01) |
| May 21, 2023 | 90.00% (0.90004) | 98.26th | v3 (v2023.03.01) |
| May 3, 2023 | 91.62% (0.91615) | 98.38th | v3 (v2023.03.01) |
| Mar 7, 2023 | 92.94% (0.92938) | 98.43th | v3 (v2023.03.01) |
| Mar 6, 2023 | 18.33% (0.18327) | 96.32th | v2 (v2022.01.01) |
| Apr 1, 2022 | 18.33% (0.18327) | 95.99th | v2 (v2022.01.01) |
| Feb 4, 2022 | 18.33% (0.18327) | 93.57th | v2 (v2022.01.01) |
References (16)
- http://rhn.redhat.com/errata/RHSA-2016-2946.html vendor-advisoryx_refsource_REDHATThird Party Advisory
- http://rhn.redhat.com/errata/RHSA-2016-2973.html vendor-advisoryx_refsource_REDHATThird Party Advisory
- http://www.securityfocus.com/bid/94885 vdb-entryx_refsource_BIDThird Party AdvisoryVDB Entry
- http://www.securitytracker.com/id/1037461 vdb-entryx_refsource_SECTRACKThird Party AdvisoryVDB Entry
- https://access.redhat.com/security/cve/CVE-2016-9899 Vendor Advisory
- https://bugzilla.mozilla.org/show_bug.cgi?id=1317409 x_refsource_CONFIRMExploitIssue TrackingVendor Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1404083 Issue Tracking
- https://nvd.nist.gov/vuln/detail/CVE-2016-9899
- https://security.gentoo.org/glsa/201701-15 vendor-advisoryx_refsource_GENTOOThird Party Advisory
- https://www.cve.org/CVERecord?id=CVE-2016-9899
- https://www.debian.org/security/2017/dsa-3757 vendor-advisoryx_refsource_DEBIANThird Party Advisory
- https://www.exploit-db.com/exploits/41042/ exploitx_refsource_EXPLOIT-DBThird Party AdvisoryVDB Entry
- https://www.mozilla.org/en-US/security/advisories/mfsa2016-95/#CVE-2016-9899
- https://www.mozilla.org/security/advisories/mfsa2016-94/ x_refsource_CONFIRMVendor Advisory
- https://www.mozilla.org/security/advisories/mfsa2016-95/ x_refsource_CONFIRMVendor Advisory
- https://www.mozilla.org/security/advisories/mfsa2016-96/ x_refsource_CONFIRMVendor Advisory
Change history (0)
No recorded changes yet.