Uninitialized resource in Chrome ANGLE exposes memory outside sandbox
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- Required
- Attack complexity
- Low
- Impact type
- Information disclosure
- Confidentiality · integrity · availability
- Low · None · None
- Fix status
- Partial Red Hat: 2 without a fix
Attack profile from CVSS 3.1 · CISA ADP. Fix status from CNA and Red Hat. Impact type from CWE-908 and the CVSS impact.
Summary
Google Chrome on Windows before 155.0.8059.39 contains an uninitialized resource in ANGLE, a flaw tracked as CWE-908. A remote attacker can read memory outside the sandbox if a user visits a crafted HTML page.
Written with Claude Haiku 5.5 from the sources below · 2026-10-29
Description from the CNA
Uninitialized resource in ANGLE in Google Chrome on on Windows prior to 155.0.8059.39 allowed a remote attacker to read memory outside the sandbox via a crafted HTML page. (Chromium security severity: High)
Why it matters now
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- No
- Technical impact
- Partial
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| Chrome | 155.0.8059.39 to before 155.0.8059.39 | 155.0.8059.39 | Patch available | CNA |
- Chrome VendorGoogle Affected 155.0.8059.39 to before 155.0.8059.39 Fixed in 155.0.8059.39 Patch available CNA
Remediation
Update Google Chrome on Windows to version 155.0.8059.39 or later. Red Hat lists Red Hat Enterprise Linux 6 and Red Hat Enterprise Linux 7 as affected with no fix planned.
Written with Claude Haiku 5.5 from the sources below · 2026-10-29
- Fix · CNA Chrome (Google) Fixed in 155.0.8059.39
Fixed in the same release
Records fixed by the same vendor advisory or release, as the CNA lists them.
- Release ·
Google Chrome 155.0.8059.39
247 records Highest priority Priority MEDIUM 54 MEDIUM, 193 LOW
Other records, highest priority first
- TI-2026-68849 Uninitialized resource in WebAudio in Google Chrome exposes memoryPriority MEDIUM 62
- TI-2026-68659 Chrome Chromoting on Mac flaw lets remote attackers bypass access restrictionsPriority MEDIUM 47
- TI-2026-68758 Incomplete cleanup in Chrome Chromoting on Mac allows access bypassPriority MEDIUM 45
Vendor assessments
Red Hat
Red Hat rating: Important. Red Hat's page for this CVE →
| Product | Status | Plan or fix |
|---|---|---|
| Red Hat Enterprise Linux 6 | Affected | No fix planned: Out of support scope |
| Red Hat Enterprise Linux 7 | Affected | No fix planned: Will not fix |
Not affected: 4 products
- Red Hat Enterprise Linux 10
- Red Hat Enterprise Linux 7
- Red Hat Enterprise Linux 8
- Red Hat Enterprise Linux 9
Timeline
- 2026-10-06 Threatist record created from CVE-2026-106258
- 2026-10-07 Alias added: GHSA-39w9-4hv7-rqhm
- 2026-10-07 CVSS score added · CISA ADP
- 2026-10-07 CISA SSVC decision points changed
- 2026-10-08 Affected versions changed · Red Hat
- 2026-10-08 CVSS score added · Red Hat
- 2026-10-10 Affected versions changed · Red Hat
- 2026-10-27 Affected versions changed · Red Hat
References
More Google Chrome vulnerabilities
- TI-2025-09686 Type confusion in Google Chrome KEVCVSS 3.1CRITICAL 9.8
- TI-2024-07390 Type confusion in Google Chrome KEVCVSS 3.1CRITICAL 9.6
- TI-2024-04898 Type confusion in Google Chrome KEVCVSS 3.1CRITICAL 9.6
- TI-2024-04600 Type confusion in Google Chrome KEVCVSS 3.1CRITICAL 9.6
- TI-2024-04346 Use after free in Google Chrome KEVCVSS 3.1CRITICAL 9.6
- TI-2023-05824 Integer overflow in Google Chrome KEVCVSS 3.1CRITICAL 9.6
Sources
- CVE-2026-106258 · CVE Program
- CVE-2026-106258 · NVD
- FIRST EPSS
- GHSA-39w9-4hv7-rqhm · GitHub Advisory Database · CC BY 4.0
- CVE-2026-106258 · 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