Uninitialized resource in ANGLE in Google Chrome exposes memory
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 fixed, 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 before 156.0.8078.73 is affected. ANGLE, the graphics layer, uses a resource that was never initialized (CWE-908). A remote attacker can read memory outside the sandbox by getting a user to open a crafted HTML page.
Written with Claude Haiku 5.5 from the sources below · 2026-11-03
Description from the CNA
Uninitialized resource in ANGLE in Google Chrome prior to 156.0.8078.73 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
Remediation
Update Google Chrome to 156.0.8078.73 or later. Red Hat's webkit2gtk3 security updates RHSA-2026:91636 and RHSA-2026:91580 fix Red Hat Enterprise Linux AppStream (version 8) and (version 9). Red Hat Enterprise Linux 6 has no fix planned, and Red Hat Enterprise Linux 7 has no fix available.
Written with Claude Haiku 5.5 from the sources below · 2026-11-03
- Fix · CNA Chrome (Google) Fixed in 156.0.8078.73
Red Hat 2 advisories
- RHSA-2026:91580 Released 2026-10-29 · Red Hat rating Importantwebkit2gtk3 security update
- Red Hat Enterprise Linux AppStream (v. 9) webkit2gtk3-2.54.2-0.el9_8.1, webkit2gtk3-devel-2.54.2-0.el9_8.1, webkit2gtk3-jsc-2.54.2-0.el9_8.1 +1
- RHSA-2026:91636 Released 2026-10-28 · Red Hat rating Importantwebkit2gtk3 security update
- Red Hat Enterprise Linux AppStream (v. 8) webkit2gtk3-2.54.2-1.el8_10, webkit2gtk3-devel-2.54.2-1.el8_10, webkit2gtk3-jsc-2.54.2-1.el8_10 +1
Fixed in the same release
Records fixed by the same vendor advisory or release, as the CNA lists them.
- Release ·
Google Chrome 156.0.8078.73
52 records Highest priority Priority MEDIUM 43 MEDIUM, 9 LOW
Other records, highest priority first
- TI-2026-81628 Use after free in Google Chrome Command allows sandbox code executionPriority MEDIUM 43
- TI-2026-81615 Use after free in Google Chrome Editing allows code executionPriority MEDIUM 43
- TI-2026-81605 Use after free in Compositing in Google Chrome enables code executionPriority MEDIUM 43
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 yet |
| Red Hat Enterprise Linux AppStream (v. 8) | Fixed | RHSA-2026:91636 |
| Red Hat Enterprise Linux AppStream (v. 9) | Fixed | RHSA-2026:91580 |
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
- 2026-10-27 Threatist record created from CVE-2026-118322
- 2026-10-28 Alias added: GHSA-vgh2-vqqp-xf82
- 2026-10-29 CVSS score added · CISA ADP
- 2026-10-29 CISA SSVC decision points changed
- 2026-10-30 Affected versions changed · Red Hat
- 2026-10-30 CVSS score added · Red Hat
- 2026-11-03 Fix available: RHSA-2026:91580 · Red Hat
- 2026-11-03 Fix available: RHSA-2026:91636 · Red Hat
- 2026-11-03 Fix available: Red Hat Enterprise Linux AppStream (v. 8), Red Hat Enterprise Linux AppStream (v. 9) · Red Hat
- 2026-11-03 Title updated · CNA
- 2026-11-03 Weakness changed · CNA
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-2026-118322 · CVE Program
- CVE-2026-118322 · NVD
- FIRST EPSS
- GHSA-vgh2-vqqp-xf82 · GitHub Advisory Database · CC BY 4.0
- CVE-2026-118322 · 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