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TI-2015-03775 Aliases CVE-2015-4497GHSA-v9wp-mjxj-3vqc

Use-after-free vulnerability in the CanvasRenderingContext2D implementation in Mozilla…

Priority MEDIUM 54Published · 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
Complete · Complete · Complete
Fix status
Fixed

Attack profile from CVSS 2.0 · NVD. Fix status from CNA and Red Hat.

Summary

Use-after-free vulnerability in the CanvasRenderingContext2D implementation in Mozilla Firefox before 40.0.3 and Firefox ESR 38.x before 38.2.1 allows remote attackers to execute arbitrary code by leveraging improper interaction between resize events and changes to Cascading Style Sheets (CSS) token sequences for a CANVAS element.

Why it matters now

EPSS 0.08007 94th 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

VendorProductAffected versionsFixed inStatusSource
——all versions—No fix listedCNA
  • — Vendor— Affected all versions Fixed in — No fix listed CNA

CPE configurations NVD · 6

CPEVersionsRoleVendor
cpe:2.3:a:mozilla:firefox:38.0:*:*:*:*:*:*:*38.0VulnerableMozilla
cpe:2.3:a:mozilla:firefox:38.0.1:*:*:*:*:*:*:*38.0.1VulnerableMozilla
cpe:2.3:a:mozilla:firefox:38.0.5:*:*:*:*:*:*:*38.0.5VulnerableMozilla
cpe:2.3:a:mozilla:firefox:38.1.0:*:*:*:*:*:*:*38.1.0VulnerableMozilla
cpe:2.3:a:mozilla:firefox:38.2.0:*:*:*:*:*:*:*38.2.0VulnerableMozilla
cpe:2.3:a:mozilla:firefox:40.0.2:*:*:*:*:*:*:*40.0.2VulnerableMozilla
  • cpe:2.3:a:mozilla:firefox:38.0:*:*:*:*:*:*:* Versions 38.0 Vulnerable ·Mozilla
  • cpe:2.3:a:mozilla:firefox:38.0.1:*:*:*:*:*:*:* Versions 38.0.1 Vulnerable ·Mozilla
  • cpe:2.3:a:mozilla:firefox:38.0.5:*:*:*:*:*:*:* Versions 38.0.5 Vulnerable ·Mozilla
  • cpe:2.3:a:mozilla:firefox:38.1.0:*:*:*:*:*:*:* Versions 38.1.0 Vulnerable ·Mozilla
  • cpe:2.3:a:mozilla:firefox:38.2.0:*:*:*:*:*:*:* Versions 38.2.0 Vulnerable ·Mozilla
  • cpe:2.3:a:mozilla:firefox:40.0.2:*:*:*:*:*:*:* Versions 40.0.2 Vulnerable ·Mozilla

Remediation

Red Hat 1 advisory

  • RHSA-2015:1693 Released 2015-08-27 · Red Hat rating Critical
    firefox security update
    • Red Hat Enterprise Linux (v. 5 server) firefox-38.2.1-1.el5_11, firefox-38.2.1-1.el5_11.i386
    • Red Hat Enterprise Linux Client (v. 7) firefox-38.2.1-1.el7_1
    • Red Hat Enterprise Linux Client Optional (v. 7) firefox-38.2.1-1.el7_1
    • Red Hat Enterprise Linux Desktop (v. 5 client) firefox-38.2.1-1.el5_11, firefox-38.2.1-1.el5_11.i386
    • Red Hat Enterprise Linux Desktop (v. 6) firefox-38.2.1-1.el6_7
    • Red Hat Enterprise Linux Desktop Optional (v. 6) firefox-38.2.1-1.el6_7
    • Red Hat Enterprise Linux HPC Node Optional (v. 6) firefox-38.2.1-1.el6_7
    • Red Hat Enterprise Linux Server (v. 6) firefox-38.2.1-1.el6_7
    • Red Hat Enterprise Linux Server (v. 7) firefox-38.2.1-1.ael7b_1, firefox-38.2.1-1.el7_1
    • Red Hat Enterprise Linux Server Optional (v. 6) firefox-38.2.1-1.el6_7, firefox-38.2.1-1.el6_7.ppc
    • Red Hat Enterprise Linux Server Optional (v. 7) firefox-38.2.1-1.el7_1, firefox-38.2.1-1.el7_1.ppc
    • Red Hat Enterprise Linux Workstation (v. 6) firefox-38.2.1-1.el6_7
    • Red Hat Enterprise Linux Workstation (v. 7) firefox-38.2.1-1.el7_1
    • Red Hat Enterprise Linux Workstation Optional (v. 6) firefox-38.2.1-1.el6_7
    • Red Hat Enterprise Linux Workstation Optional (v. 7) firefox-38.2.1-1.el7_1

Vendor assessments

Red Hat

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

ProductStatusPlan or fix
Red Hat Enterprise Linux (v. 5 server)Fixed RHSA-2015:1693
Red Hat Enterprise Linux Client (v. 7)Fixed RHSA-2015:1693
Red Hat Enterprise Linux Client Optional (v. 7)Fixed RHSA-2015:1693
Red Hat Enterprise Linux Desktop (v. 5 client)Fixed RHSA-2015:1693
Red Hat Enterprise Linux Desktop (v. 6)Fixed RHSA-2015:1693
Red Hat Enterprise Linux Desktop Optional (v. 6)Fixed RHSA-2015:1693
Red Hat Enterprise Linux HPC Node Optional (v. 6)Fixed RHSA-2015:1693
Red Hat Enterprise Linux Server (v. 6)Fixed RHSA-2015:1693
Red Hat Enterprise Linux Server (v. 7)Fixed RHSA-2015:1693
Red Hat Enterprise Linux Server Optional (v. 6)Fixed RHSA-2015:1693
Red Hat Enterprise Linux Server Optional (v. 7)Fixed RHSA-2015:1693
Red Hat Enterprise Linux Workstation (v. 6)Fixed RHSA-2015:1693
Red Hat Enterprise Linux Workstation (v. 7)Fixed RHSA-2015:1693
Red Hat Enterprise Linux Workstation Optional (v. 6)Fixed RHSA-2015:1693
Red Hat Enterprise Linux Workstation Optional (v. 7)Fixed RHSA-2015:1693

Timeline

  1. 2026-10-02 Threatist record created from CVE-2015-4497
  2. 2026-10-03 Alias added: GHSA-v9wp-mjxj-3vqc

References

Advisory 7

Other 4

  • TI-2024-08981 Use after free in Mozilla Firefox KEVCVSS 3.1CRITICAL 9.8
  • TI-2022-09832 Use after free in Mozilla Firefox KEVCVSS 3.1CRITICAL 9.6
  • TI-2019-08769 Improper input validation in Mozilla Firefox ESR KEVCVSS 3.1CRITICAL 10.0
  • TI-2010-03577 Mozilla Firefox 3.5.x through 3.5.14 and 3.6.x through 3.6.11, Thunderbird 3.1.6 before… KEVCVSS 3.1CRITICAL 9.8
  • TI-2023-04799 Out-of-bounds write in Google Chrome KEVCVSS 3.1HIGH 8.8
  • TI-2023-04477 Out-of-bounds write in Google Chrome KEVCVSS 3.1HIGH 8.8
See all 3444 →

Sources

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