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Uninitialized resource in Skia in Google Chrome exposes memory

Priority LOW 39CWE-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: 1 fixed, 3 without a fix

Attack profile from CVSS 3.1 · CISA ADP. Fix status from CNA and Red Hat.

Summary

Google Chrome prior to 156.0.8078.79 contains an uninitialized resource flaw in Skia (CWE-908). A remote attacker who has compromised the renderer process can read memory outside the sandbox when a user visits a crafted HTML page.

Written with Claude Haiku 5.5 from the sources below · 2026-11-04

Description from the CNA

Uninitialized resource in Skia in Google Chrome prior to 156.0.8078.79 allowed a remote attacker who had compromised the renderer process 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 0.0022 12th percentileScored 2026-11-07
Fix Partial Chrome (Google): 156.0.8078.79Red Hat: 1 advisoryRed Hat: 1 fixed, 3 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
GoogleChrome156.0.8078.79 to before 156.0.8078.79156.0.8078.79Patch availableCNA
  • Chrome VendorGoogle Affected 156.0.8078.79 to before 156.0.8078.79 Fixed in 156.0.8078.79 Patch available CNA

CPE configurations NVD · 1

CPEVersionsRoleVendor
cpe:2.3:a:google:chrome:*:*:*:*:*:*:*:*before 156.0.8078.79VulnerableGoogle
  • cpe:2.3:a:google:chrome:*:*:*:*:*:*:*:* Versions before 156.0.8078.79 Vulnerable ·Google

Remediation

Update Google Chrome to version 156.0.8078.79, which fixes this flaw. Red Hat advisory RHSA-2026:95194 (webkit2gtk3 security update, released 2026-11-04) lists Red Hat Enterprise Linux AppStream (v. 9) as fixed. The sources list no fixed version for Red Hat Enterprise Linux 6, 7 and 8.

Written with Claude Haiku 5.5 from the sources below · 2026-11-04

  • Fix · CNA Chrome (Google) Fixed in 156.0.8078.79

Red Hat 1 advisory

  • RHSA-2026:95194 Released 2026-11-04 · Red Hat rating Important
    webkit2gtk3 security update
    • Red Hat Enterprise Linux AppStream (v. 9) webkit2gtk3-2.54.2-0.el9_8.2, webkit2gtk3-devel-2.54.2-0.el9_8.2, webkit2gtk3-jsc-2.54.2-0.el9_8.2 +1

Fixed in the same release

Records fixed by the same vendor advisory or release, as the CNA lists them.

  • Release ·

    Google Chrome 156.0.8078.79

    21 records Highest priority Priority MEDIUM 13 MEDIUM, 8 LOW

    Other records, highest priority first

    • TI-2026-82801 Buffer overflow in Skia in Google Chrome allows sandbox escapePriority MEDIUM 43
    • TI-2026-82803 Use after free in Google Chrome GarbageCollectionPriority MEDIUM 42
    • TI-2026-82810 Incorrect reference resolution in CacheStorage in Google ChromePriority MEDIUM 40

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 8AffectedNo fix yet
Red Hat Enterprise Linux AppStream (v. 9)Fixed RHSA-2026:95194
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. 2026-10-30 Threatist record created from CVE-2026-119271
  2. 2026-10-30 Alias added: GHSA-gw87-697q-v4qc
  3. 2026-10-30 Affected versions changed · Red Hat
  4. 2026-10-30 CVSS score added · Red Hat
  5. 2026-10-30 CVSS score added · CISA ADP
  6. 2026-10-30 CISA SSVC decision points changed
  7. 2026-10-31 Affected versions changed · Red Hat
  8. 2026-10-31 CISA SSVC decision points changed
  9. 2026-11-01 Priority changed: LOW → MEDIUM
  10. 2026-11-03 Title updated · CNA
  11. 2026-11-03 Weakness changed · CNA
  12. 2026-11-04 Fix available: RHSA-2026:95194 · Red Hat
  13. 2026-11-04 Fix available: Red Hat Enterprise Linux AppStream (v. 9) · Red Hat
  14. 2026-11-05 Priority changed: MEDIUM → LOW

References

  • 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