chromium-browser: use-after-free in DOM
Published May 1, 2015
7.5
HIGHCVSS 2.0
EPSS 2.33%
Description
Use-after-free vulnerability in the MutationObserver::disconnect function in core/dom/MutationObserver.cpp in the DOM implementation in Blink, as used in Google Chrome before 42.0.2311.135, allows remote attackers to cause a denial of service or possibly have unspecified other impact by triggering an attempt to unregister a MutationObserver object that is not currently registered.
Affected products
No data.
Configuration 2
- 8.0
Configuration 3
- 14.04
- 14.10
- 15.04
Configuration 4
No data.
Supplementary for Red Hat Enterprise Linux 6
chromium-browser-0:42.0.2311.135-1.el6_6
Fixed · RHSA-2015:0921
| Product | Package | State | Advisory |
|---|---|---|---|
| Supplementary for Red Hat Enterprise Linux 6 | chromium-browser-0:42.0.2311.135-1.el6_6 | Fixed | RHSA-2015:0921 |
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.
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 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 (9 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 2.33% (0.02326) | 82.88th | v5 (v2026.06.15) |
| Jun 15, 2026 | 2.34% (0.02343) | 81.37th | v5 (v2026.06.15) |
| Mar 17, 2025 | 1.77% (0.01766) | 81.38th | v4 (v2025.03.14) |
| Dec 12, 2024 | 2.11% (0.02106) | 89.59th | v3 (v2023.03.01) |
| Nov 8, 2023 | 2.09% (0.02092) | 87.86th | v3 (v2023.03.01) |
| Mar 7, 2023 | 2.10% (0.02098) | 87.35th | v3 (v2023.03.01) |
| Mar 6, 2023 | 2.17% (0.02172) | 80.77th | v2 (v2022.01.01) |
| Apr 1, 2022 | 2.17% (0.02172) | 78.91th | v2 (v2022.01.01) |
| Feb 4, 2022 | 2.17% (0.02172) | 57.73th | v2 (v2022.01.01) |
References (14)
- http://googlechromereleases.blogspot.com/2015/04/stable-channel-update_28.html x_refsource_CONFIRM
- http://lists.opensuse.org/opensuse-updates/2015-05/msg00009.html vendor-advisoryx_refsource_SUSE
- http://rhn.redhat.com/errata/RHSA-2015-0921.html vendor-advisoryx_refsource_REDHAT
- http://www.debian.org/security/2015/dsa-3242 vendor-advisoryx_refsource_DEBIAN
- http://www.securityfocus.com/bid/74389 vdb-entryx_refsource_BID
- http://www.securitytracker.com/id/1032234 vdb-entryx_refsource_SECTRACK
- http://www.ubuntu.com/usn/USN-2582-1 vendor-advisoryx_refsource_UBUNTU
- https://access.redhat.com/security/cve/CVE-2015-1243 Vendor Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1216920 Issue Tracking
- https://code.google.com/p/chromium/issues/detail?id=453279 x_refsource_CONFIRM
- https://nvd.nist.gov/vuln/detail/CVE-2015-1243
- https://security.gentoo.org/glsa/201506-04 vendor-advisoryx_refsource_GENTOO
- https://src.chromium.org/viewvc/blink?revision=192655&view=revision x_refsource_CONFIRM
- https://www.cve.org/CVERecord?id=CVE-2015-1243
Change history (0)
No recorded changes yet.