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TI-2026-78408 Aliases CVE-2026-113234GHSA-mm95-6w9g-chvc

Uninitialized resource in Google Chrome ANGLE exposes sandbox memory

Priority MEDIUM 40CWE-908Published · Updated

Key facts

Attack vector
Network
Privileges required
None
User interaction
Required
Attack complexity
Low
Impact type
—
Confidentiality · integrity · availability
High · High · High
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.

Summary

Google Chrome versions prior to 156.0.8078.47 contain an uninitialized resource flaw in ANGLE (CWE-908). A remote attacker can read memory outside the sandbox if a user opens 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 156.0.8078.47 allowed a remote attacker to read memory outside the sandbox via a crafted HTML page. (Chromium security severity: High)

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.0038 32nd percentileScored 2026-11-07
Fix Partial Chrome (Google): 156.0.8078.47Red Hat: 2 advisoriesRed Hat: 2 fixed, 2 without a fix

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation
None
Automatable
No
Technical impact
Total

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

VendorProductAffected versionsFixed inStatusSource
GoogleChrome156.0.8078.47 to before 156.0.8078.47156.0.8078.47Patch availableCNA
  • Chrome VendorGoogle Affected 156.0.8078.47 to before 156.0.8078.47 Fixed in 156.0.8078.47 Patch available CNA

CPE configurations NVD · 1

CPEVersionsRoleVendor
cpe:2.3:a:google:chrome:*:*:*:*:*:*:*:*before 156.0.8078.47VulnerableGoogle
  • cpe:2.3:a:google:chrome:*:*:*:*:*:*:*:* Versions before 156.0.8078.47 Vulnerable ·Google

Remediation

Update Google Chrome to 156.0.8078.47. Red Hat fixes Red Hat Enterprise Linux AppStream version 8 with RHSA-2026:91636 and Red Hat Enterprise Linux AppStream version 9 with RHSA-2026:91580. Red Hat has no fix planned for Red Hat Enterprise Linux 6 and no fix available for Red Hat Enterprise Linux 7.

Written with Claude Haiku 5.5 from the sources below · 2026-11-03

  • Fix · CNA Chrome (Google) Fixed in 156.0.8078.47

Red Hat 2 advisories

  • RHSA-2026:91580 Released 2026-10-29 · Red Hat rating Important
    webkit2gtk3 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 Important
    webkit2gtk3 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 156.0.8078.47

    353 records Highest priority Priority HIGH 10 HIGH, 292 MEDIUM, 51 LOW

    Other records, highest priority first

    • TI-2026-78505 Observable discrepancy in Google Chrome Controls leaks sensitive dataPriority HIGH 73
    • TI-2026-78321 Input validation flaw in Google Chrome WebShare allows sandbox escapePriority HIGH 73
    • TI-2026-78320 Chrome PerformanceAPIs flaw lets web pages read cross-origin dataPriority HIGH 73
    Show all 353 records →

Vendor assessments

Red Hat

Red Hat rating: Important. Red Hat's page for this CVE →

ProductStatusPlan or fix
Red Hat Enterprise Linux 6AffectedNo fix planned: Out of support scope
Red Hat Enterprise Linux 7AffectedNo 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

  1. 2026-10-21 Threatist record created from CVE-2026-113234
  2. 2026-10-21 Alias added: GHSA-mm95-6w9g-chvc
  3. 2026-10-22 Priority changed: LOW → MEDIUM
  4. 2026-10-22 Affected versions changed · Red Hat
  5. 2026-10-22 CVSS score added · Red Hat
  6. 2026-10-23 Affected versions changed · Red Hat
  7. 2026-11-03 Fix available: RHSA-2026:91580 · Red Hat
  8. 2026-11-03 Fix available: RHSA-2026:91636 · Red Hat
  9. 2026-11-03 Fix available: Red Hat Enterprise Linux AppStream (v. 8), Red Hat Enterprise Linux AppStream (v. 9) · Red Hat
  10. 2026-11-03 Title updated · CNA
  11. 2026-11-03 Weakness changed · CNA

References

Advisory 1

Other 1

  • 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
See all 7586 →

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences