The ReduceTransitionElementsKind function in hydrogen-check-elimination.cc in Google V8…
Priority LOW 38Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- — Not recorded in CVSS 2.0
- Attack complexity
- Low
- Impact type
- —
- Confidentiality · integrity · availability
- Partial · Partial · Partial
- Fix status
- Fixed
Attack profile from CVSS 2.0 · NVD. Fix status from CNA and Red Hat.
Summary
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.
Why it matters now
EPSS 0.02951 87th percentileScored 2026-11-07
Fix Fixed Red Hat: 1 advisory
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
CPE configurations NVD · 6
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:* | 14.04 | Vulnerable | Canonical |
| cpe:2.3:o:canonical:ubuntu_linux:14.10:*:*:*:*:*:*:* | 14.10 | Vulnerable | Canonical |
| cpe:2.3:o:canonical:ubuntu_linux:15.04:*:*:*:*:*:*:* | 15.04 | Vulnerable | Canonical |
| cpe:2.3:a:google:v8:*:*:*:*:*:*:*:* | up to 4.2.77.7 | Vulnerable | |
| cpe:2.3:a:google:chrome:*:*:*:*:*:*:*:* | up to 42.0.2311.60 | Vulnerable | |
| cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:* | 8.0 | Vulnerable | Debian |
- cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:* Versions 14.04 Vulnerable ·Canonical
- cpe:2.3:o:canonical:ubuntu_linux:14.10:*:*:*:*:*:*:* Versions 14.10 Vulnerable ·Canonical
- cpe:2.3:o:canonical:ubuntu_linux:15.04:*:*:*:*:*:*:* Versions 15.04 Vulnerable ·Canonical
- cpe:2.3:a:google:v8:*:*:*:*:*:*:*:* Versions up to 4.2.77.7 Vulnerable ·Google
- cpe:2.3:a:google:chrome:*:*:*:*:*:*:*:* Versions up to 42.0.2311.60 Vulnerable ·Google
- cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:* Versions 8.0 Vulnerable ·Debian
Remediation
Red Hat 1 advisory
- RHSA-2015:0816 Released 2015-04-16 · Red Hat rating Importantchromium-browser security update
- Red Hat Enterprise Linux Desktop Supplementary (v. 6) chromium-browser-42.0.2311.90-1.el6_6
- Red Hat Enterprise Linux Server Supplementary (v. 6) chromium-browser-42.0.2311.90-1.el6_6
- Red Hat Enterprise Linux Workstation Supplementary (v. 6) chromium-browser-42.0.2311.90-1.el6_6
Vendor assessments
Red Hat
Red Hat rating: Important. Red Hat's page for this CVE →
| Product | Status | Plan or fix |
|---|---|---|
| Red Hat Enterprise Linux Desktop Supplementary (v. 6) | Fixed | RHSA-2015:0816 |
| Red Hat Enterprise Linux Server Supplementary (v. 6) | Fixed | RHSA-2015:0816 |
| Red Hat Enterprise Linux Workstation Supplementary (v. 6) | Fixed | RHSA-2015:0816 |
Timeline
- 2026-10-02 Threatist record created from CVE-2015-1242
- 2026-10-03 Alias added: GHSA-cxw8-xrj2-2xqm
References
Sources
- CVE-2015-1242 · CVE Program
- CVE-2015-1242 · NVD
- FIRST EPSS
- GHSA-cxw8-xrj2-2xqm · GitHub Advisory Database · CC BY 4.0
- CVE-2015-1242 · Red Hat security data · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences