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TI-2023-04228 Aliases CVE-2023-4584GHSA-rcxp-78cq-8wg3

Out-of-bounds write in Mozilla Firefox

Priority MEDIUM 40CWE-787Published · Updated

Key facts

Attack vector
Network
Privileges required
None
User interaction
Required
Attack complexity
Low
Impact type
Code execution
Confidentiality · integrity · availability
High · High · High
Fix status
Partial Red Hat: 17 fixed, 1 without a fix

Attack profile from CVSS 3.1 · NVD. Fix status from CNA and Red Hat. Impact type from CWE-787 and the CVSS impact.

Summary

Memory safety bugs present in Firefox 116, Firefox ESR 102.14, Firefox ESR 115.1, Thunderbird 102.14, and Thunderbird 115.1. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. This vulnerability affects Firefox < 117, Firefox ESR < 102.15, Firefox ESR < 115.2, Thunderbird < 102.15, and Thunderbird < 115.2.

Why it matters now

EPSS 0.00804 56th percentileScored 2026-11-07
Fix Partial Firefox (Mozilla): 117Firefox ESR (Mozilla): 102.15, 115.2+1 more productRed Hat: 15 advisoriesRed Hat: 17 fixed, 1 without a fix

SSVC decision points

Not available: CISA has not published SSVC decision points for this record.

Affected products

VendorProductAffected versionsFixed inStatusSource
MozillaFirefoxbefore 117117Patch availableCNA
MozillaFirefox ESRbefore 102.15102.15Patch availableCNA
MozillaFirefox ESRbefore 115.2115.2Patch availableCNA
MozillaThunderbirdbefore 102.15102.15Patch availableCNA
MozillaThunderbirdbefore 115.2115.2Patch availableCNA
  • Firefox VendorMozilla Affected before 117 Fixed in 117 Patch available CNA
  • Firefox ESR VendorMozilla Affected before 102.15 Fixed in 102.15 Patch available CNA
  • Firefox ESR VendorMozilla Affected before 115.2 Fixed in 115.2 Patch available CNA
  • Thunderbird VendorMozilla Affected before 102.15 Fixed in 102.15 Patch available CNA
  • Thunderbird VendorMozilla Affected before 115.2 Fixed in 115.2 Patch available CNA

CPE configurations NVD · 3

CPEVersionsRoleVendor
cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:*before 117.0; 115.0 to before 115.2VulnerableMozilla
cpe:2.3:a:mozilla:firefox_esr:*:*:*:*:*:*:*:*before 102.15VulnerableMozilla
cpe:2.3:a:mozilla:thunderbird:*:*:*:*:*:*:*:*before 115.2VulnerableMozilla
  • cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:* Versions before 117.0; 115.0 to before 115.2 Vulnerable ·Mozilla
  • cpe:2.3:a:mozilla:firefox_esr:*:*:*:*:*:*:*:* Versions before 102.15 Vulnerable ·Mozilla
  • cpe:2.3:a:mozilla:thunderbird:*:*:*:*:*:*:*:* Versions before 115.2 Vulnerable ·Mozilla

Remediation

  • Fix · CNA Firefox (Mozilla) Fixed in 117
  • Fix · CNA Firefox ESR (Mozilla) Fixed in 102.15
  • Fix · CNA Firefox ESR (Mozilla) Fixed in 115.2
  • Fix · CNA Thunderbird (Mozilla) Fixed in 102.15
  • Fix · CNA Thunderbird (Mozilla) Fixed in 115.2

Red Hat 15 advisories

  • RHSA-2023:5019 Released 2023-09-07 · Red Hat rating Important
    firefox security update
    • Red Hat Enterprise Linux Client (v. 7) firefox-102.15.0-1.el7_9
    • Red Hat Enterprise Linux Client Optional (v. 7) firefox-102.15.0-1.el7_9
    • Red Hat Enterprise Linux Server (v. 7) firefox-102.15.0-1.el7_9
    • Red Hat Enterprise Linux Server Optional (v. 7) firefox-102.15.0-1.el7_9
    • Red Hat Enterprise Linux Workstation (v. 7) firefox-102.15.0-1.el7_9
    • Red Hat Enterprise Linux Workstation Optional (v. 7) firefox-102.15.0-1.el7_9
  • RHSA-2023:4954 Released 2023-09-04 · Red Hat rating Important
    thunderbird security update
    • Red Hat Enterprise Linux AppStream (v. 8) thunderbird-102.15.0-1.el8_8
  • RHSA-2023:4952 Released 2023-09-04 · Red Hat rating Important
    firefox security update
    • Red Hat Enterprise Linux AppStream (v. 8) firefox-102.15.0-1.el8_8
Show 12 more Red Hat advisories
  • RHSA-2023:4959 Released 2023-09-04 · Red Hat rating Important
    firefox security update
    • Red Hat Enterprise Linux AppStream EUS (v.8.6) firefox-102.15.0-1.el8_6
  • RHSA-2023:4956 Released 2023-09-04 · Red Hat rating Important
    thunderbird security update
    • Red Hat Enterprise Linux AppStream AUS (v.8.4) thunderbird-102.15.0-1.el8_4
    • Red Hat Enterprise Linux AppStream E4S (v.8.4) thunderbird-102.15.0-1.el8_4
    • Red Hat Enterprise Linux AppStream TUS (v.8.4) thunderbird-102.15.0-1.el8_4
  • RHSA-2023:4957 Released 2023-09-04 · Red Hat rating Important
    firefox security update
    • Red Hat Enterprise Linux AppStream AUS (v.8.4) firefox-102.15.0-1.el8_4
    • Red Hat Enterprise Linux AppStream E4S (v.8.4) firefox-102.15.0-1.el8_4
    • Red Hat Enterprise Linux AppStream TUS (v.8.4) firefox-102.15.0-1.el8_4
  • RHSA-2023:4958 Released 2023-09-04 · Red Hat rating Important
    firefox security update
    • Red Hat Enterprise Linux AppStream (v. 9) firefox-102.15.0-1.el9_2, firefox-x11-102.15.0-1.el9_2
  • RHSA-2023:4955 Released 2023-09-04 · Red Hat rating Important
    thunderbird security update
    • Red Hat Enterprise Linux AppStream (v. 9) thunderbird-102.15.0-1.el9_2
  • RHSA-2023:4945 Released 2023-09-04 · Red Hat rating Important
    thunderbird security update
    • Red Hat Enterprise Linux Client (v. 7) thunderbird-102.15.0-1.el7_9
    • Red Hat Enterprise Linux Server Optional (v. 7) thunderbird-102.15.0-1.el7_9
    • Red Hat Enterprise Linux Workstation (v. 7) thunderbird-102.15.0-1.el7_9
  • RHSA-2023:4949 Released 2023-09-04 · Red Hat rating Important
    firefox security update
    • Red Hat Enterprise Linux AppStream E4S (v. 8.1) firefox-102.15.0-1.el8_1
  • RHSA-2023:4948 Released 2023-09-04 · Red Hat rating Important
    thunderbird security update
    • Red Hat Enterprise Linux AppStream E4S (v. 8.1) thunderbird-102.15.0-1.el8_1
  • RHSA-2023:4946 Released 2023-09-04 · Red Hat rating Important
    thunderbird security update
    • Red Hat Enterprise Linux AppStream AUS (v. 8.2) thunderbird-102.15.0-1.el8_2
    • Red Hat Enterprise Linux AppStream E4S (v. 8.2) thunderbird-102.15.0-1.el8_2
    • Red Hat Enterprise Linux AppStream TUS (v. 8.2) thunderbird-102.15.0-1.el8_2
  • RHSA-2023:4951 Released 2023-09-04 · Red Hat rating Important
    firefox security update
    • Red Hat Enterprise Linux AppStream AUS (v. 8.2) firefox-102.15.0-1.el8_2
    • Red Hat Enterprise Linux AppStream E4S (v. 8.2) firefox-102.15.0-1.el8_2
    • Red Hat Enterprise Linux AppStream TUS (v. 8.2) firefox-102.15.0-1.el8_2
  • RHSA-2023:4947 Released 2023-09-04 · Red Hat rating Important
    thunderbird security update
    • Red Hat Enterprise Linux AppStream EUS (v.9.0) thunderbird-102.15.0-1.el9_0
  • RHSA-2023:4950 Released 2023-09-04 · Red Hat rating Important
    firefox security update
    • Red Hat Enterprise Linux AppStream EUS (v.9.0) firefox-102.15.0-1.el9_0

Fixed in the same release

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

  • Release ·

    Mozilla Firefox 117

    13 records Highest priority Priority MEDIUM 5 MEDIUM, 8 LOW

    Other records, highest priority first

    • TI-2023-04220 Integer Overflow in RecordedSourceSurfaceCreationPriority MEDIUM 45
    • TI-2023-04226 Buffer Overflow in WebGL glGetProgramivPriority MEDIUM 42
    • TI-2023-04229 Memory safety bugs fixed in Firefox 117, Firefox ESR 115.2, and Thunderbird 115.2Priority MEDIUM 41
    Show all 13 records →
  • Release ·

    Mozilla Firefox ESR, Thunderbird 115.2

    12 records Highest priority Priority MEDIUM 5 MEDIUM, 7 LOW

    Other records, highest priority first

    • TI-2023-04220 Integer Overflow in RecordedSourceSurfaceCreationPriority MEDIUM 45
    • TI-2023-04226 Buffer Overflow in WebGL glGetProgramivPriority MEDIUM 42
    • TI-2023-04229 Memory safety bugs fixed in Firefox 117, Firefox ESR 115.2, and Thunderbird 115.2Priority MEDIUM 41
    Show all 12 records →
Show 1 more group
  • Release ·

    Mozilla Firefox ESR, Thunderbird 102.15

    6 records Highest priority Priority MEDIUM 2 MEDIUM, 4 LOW

    Other records, highest priority first

    • TI-2023-04220 Integer Overflow in RecordedSourceSurfaceCreationPriority MEDIUM 45
    • TI-2023-04217 Memory corruption in IPC CanvasTranslatorPriority LOW 36
    • TI-2023-04219 Memory corruption in IPC FilePickerShownCallbackPriority LOW 30
    Show all 6 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 AppStream (v. 8)Fixed RHSA-2023:4952, RHSA-2023:4954
Red Hat Enterprise Linux AppStream (v. 9)Fixed RHSA-2023:4955, RHSA-2023:4958
Red Hat Enterprise Linux AppStream AUS (v. 8.2)Fixed RHSA-2023:4946, RHSA-2023:4951
Red Hat Enterprise Linux AppStream AUS (v.8.4)Fixed RHSA-2023:4956, RHSA-2023:4957
Red Hat Enterprise Linux AppStream E4S (v. 8.1)Fixed RHSA-2023:4948, RHSA-2023:4949
Red Hat Enterprise Linux AppStream E4S (v. 8.2)Fixed RHSA-2023:4946, RHSA-2023:4951
Red Hat Enterprise Linux AppStream E4S (v.8.4)Fixed RHSA-2023:4956, RHSA-2023:4957
Red Hat Enterprise Linux AppStream EUS (v.8.6)Fixed RHSA-2023:4959
Red Hat Enterprise Linux AppStream EUS (v.9.0)Fixed RHSA-2023:4947, RHSA-2023:4950
Red Hat Enterprise Linux AppStream TUS (v. 8.2)Fixed RHSA-2023:4946, RHSA-2023:4951
Red Hat Enterprise Linux AppStream TUS (v.8.4)Fixed RHSA-2023:4956, RHSA-2023:4957
Red Hat Enterprise Linux Client (v. 7)Fixed RHSA-2023:4945, RHSA-2023:5019
Red Hat Enterprise Linux Client Optional (v. 7)Fixed RHSA-2023:5019
Red Hat Enterprise Linux Server (v. 7)Fixed RHSA-2023:5019
Red Hat Enterprise Linux Server Optional (v. 7)Fixed RHSA-2023:4945, RHSA-2023:5019
Red Hat Enterprise Linux Workstation (v. 7)Fixed RHSA-2023:4945, RHSA-2023:5019
Red Hat Enterprise Linux Workstation Optional (v. 7)Fixed RHSA-2023:5019

Timeline

  1. 2026-10-02 Threatist record created from CVE-2023-4584
  2. 2026-10-03 Alias added: GHSA-rcxp-78cq-8wg3

References

Advisory 5

Other 1

  • 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