chromium-browser: Type confusion in V8
Published Apr 19, 2015
7.5
HIGHCVSS 2.0
EPSS 2.95%
Description
The ReduceTransitionElementsKind function in hydrogen-check-elimination.cc in Google V8 before 4.2.77.8, as used in Google Chrome before 42.0.2311.90, allows remote attackers to cause a denial of service or possibly have unspecified other impact via crafted JavaScript code that leverages "type confusion" in the check-elimination optimization.
Affected products
No data.
Configuration 1
- 14.04
- 14.10
- 15.04
Configuration 4
- 8.0
No data.
Supplementary for Red Hat Enterprise Linux 6
chromium-browser-0:42.0.2311.90-1.el6_6
Fixed · RHSA-2015:0816
| Product | Package | State | Advisory |
|---|---|---|---|
| Supplementary for Red Hat Enterprise Linux 6 | chromium-browser-0:42.0.2311.90-1.el6_6 | Fixed | RHSA-2015:0816 |
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 (11 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 2.95% (0.02951) | 86.69th | v5 (v2026.06.15) |
| Jun 15, 2026 | 2.70% (0.02702) | 83.94th | v5 (v2026.06.15) |
| Mar 30, 2025 | 1.81% (0.01806) | 81.19th | v4 (v2025.03.14) |
| Mar 29, 2025 | 12.06% (0.12064) | 89.63th | v4 (v2025.03.14) |
| Mar 17, 2025 | 1.38% (0.01379) | 78.97th | 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 | 1.59% (0.01589) | 85.28th | 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 (15)
- http://googlechromereleases.blogspot.com/2015/04/stable-channel-update_14.html x_refsource_CONFIRM
- http://lists.opensuse.org/opensuse-updates/2015-04/msg00040.html vendor-advisoryx_refsource_SUSE
- http://lists.opensuse.org/opensuse-updates/2015-11/msg00024.html vendor-advisoryx_refsource_SUSE
- http://rhn.redhat.com/errata/RHSA-2015-0816.html vendor-advisoryx_refsource_REDHAT
- http://ubuntu.com/usn/usn-2570-1 vendor-advisoryx_refsource_UBUNTU
- http://www.debian.org/security/2015/dsa-3238 vendor-advisoryx_refsource_DEBIAN
- http://www.securitytracker.com/id/1032209 vdb-entryx_refsource_SECTRACK
- https://access.redhat.com/security/cve/CVE-2015-1242 Vendor Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1211925 Issue Tracking
- https://code.google.com/p/chromium/issues/detail?id=460917 x_refsource_CONFIRM
- https://codereview.chromium.org/1000893003 x_refsource_CONFIRM
- https://codereview.chromium.org/1019033004 x_refsource_CONFIRM
- https://nvd.nist.gov/vuln/detail/CVE-2015-1242
- https://security.gentoo.org/glsa/201506-04 vendor-advisoryx_refsource_GENTOO
- https://www.cve.org/CVERecord?id=CVE-2015-1242
Change history (0)
No recorded changes yet.