Sandbox escape due to invalid pointer in the Audio/Video: GMP component
Priority MEDIUM 50CWE-119Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Code execution
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- Partial Red Hat: 15 fixed, 3 without a fix
Attack profile from CVSS 3.1 · CISA ADP. Fix status from CNA and Red Hat. Impact type from CWE-119 and the CVSS impact.
Summary
An attacker was able to perform memory corruption in the GMP process which processes encrypted media. This process is also heavily sandboxed, but represents slightly different privileges from the content process. This vulnerability was fixed in Firefox 142, Firefox ESR 115.27, Firefox ESR 128.14, Firefox ESR 140.2, Thunderbird 142, Thunderbird 128.14, and Thunderbird 140.2.
Why it matters now
Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00612 49th percentileScored 2026-11-07
Fix Partial Firefox (Mozilla): 115.27, 128.14, 140.2 +1Thunderbird (Mozilla): 128.14, 140.2, 142Red Hat: 21 advisoriesRed Hat: 15 fixed, 3 without a fix
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- Yes
- Technical impact
- Total
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| Mozilla | Firefox | — | 115.27, 128.14, 140.2, 142 | Patch available | CNA |
| Mozilla | Thunderbird | — | 128.14, 140.2, 142 | Patch available | CNA |
- Firefox VendorMozilla Affected — Fixed in 115.27, 128.14, 140.2, 142 Patch available CNA
- Thunderbird VendorMozilla Affected — Fixed in 128.14, 140.2, 142 Patch available CNA
CPE configurations NVD · 6
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:mozilla:firefox:*:*:*:*:esr:*:*:* | before 115.27.0 | Vulnerable | Mozilla |
| cpe:2.3:a:mozilla:firefox:*:*:*:*:-:*:*:* | before 142.0 | Vulnerable | Mozilla |
| cpe:2.3:a:mozilla:firefox:*:*:*:*:esr:*:*:* | 128.0 to before 128.14.0; 140.0 to before 140.2.0 | Vulnerable | Mozilla |
| cpe:2.3:a:mozilla:thunderbird:*:*:*:*:esr:*:*:* | before 128.14.0 | Vulnerable | Mozilla |
| cpe:2.3:a:mozilla:thunderbird:*:*:*:*:-:*:*:* | before 142.0 | Vulnerable | Mozilla |
| cpe:2.3:a:mozilla:thunderbird:*:*:*:*:esr:*:*:* | 140.0 to before 140.2.0 | Vulnerable | Mozilla |
- cpe:2.3:a:mozilla:firefox:*:*:*:*:esr:*:*:* Versions before 115.27.0 Vulnerable ·Mozilla
- cpe:2.3:a:mozilla:firefox:*:*:*:*:-:*:*:* Versions before 142.0 Vulnerable ·Mozilla
- cpe:2.3:a:mozilla:firefox:*:*:*:*:esr:*:*:* Versions 128.0 to before 128.14.0; 140.0 to before 140.2.0 Vulnerable ·Mozilla
- cpe:2.3:a:mozilla:thunderbird:*:*:*:*:esr:*:*:* Versions before 128.14.0 Vulnerable ·Mozilla
- cpe:2.3:a:mozilla:thunderbird:*:*:*:*:-:*:*:* Versions before 142.0 Vulnerable ·Mozilla
- cpe:2.3:a:mozilla:thunderbird:*:*:*:*:esr:*:*:* Versions 140.0 to before 140.2.0 Vulnerable ·Mozilla
Remediation
- Fix · CNA Firefox (Mozilla) Fixed in 115.27, 128.14, 140.2, 142
- Fix · CNA Thunderbird (Mozilla) Fixed in 128.14, 140.2, 142
Red Hat 21 advisories
- RHSA-2025:15535 Released 2025-09-09 · Red Hat rating Importantthunderbird security update
- Red Hat Enterprise Linux AppStream AUS (v.8.6) thunderbird-128.14.0-3.el8_6
- Red Hat Enterprise Linux AppStream E4S (v.8.6) thunderbird-128.14.0-3.el8_6
- Red Hat Enterprise Linux AppStream TUS (v.8.6) thunderbird-128.14.0-3.el8_6
- RHSA-2025:15496 Released 2025-09-08 · Red Hat rating Importantthunderbird security update
- Red Hat Enterprise Linux AppStream AUS (v.8.4) thunderbird-128.14.0-3.el8_4
- Red Hat Enterprise Linux AppStream EUS EXTENSION (v.8.4) thunderbird-128.14.0-3.el8_4
- RHSA-2025:15438 Released 2025-09-08 · Red Hat rating Importantthunderbird security update
- Red Hat Enterprise Linux AppStream E4S (v.8.8) thunderbird-128.14.0-3.el8_8
- Red Hat Enterprise Linux AppStream TUS (v.8.8) thunderbird-128.14.0-3.el8_8
Show 18 more Red Hat advisories
- RHSA-2025:15435 Released 2025-09-08 · Red Hat rating Importantthunderbird security update
- Red Hat Enterprise Linux AppStream E4S (v.9.2) thunderbird-128.14.0-3.el9_2
- RHSA-2025:15434 Released 2025-09-08 · Red Hat rating Importantthunderbird security update
- Red Hat Enterprise Linux AppStream EUS (v.9.4) thunderbird-128.14.0-3.el9_4
- RHSA-2025:15437 Released 2025-09-08 · Red Hat rating Importantthunderbird security update
- Red Hat Enterprise Linux AppStream AUS (v. 8.2) thunderbird-128.14.0-3.el8_2
- RHSA-2025:15436 Released 2025-09-08 · Red Hat rating Importantthunderbird security update
- Red Hat Enterprise Linux AppStream E4S (v.9.0) thunderbird-128.14.0-3.el9_0
- RHSA-2025:15430 Released 2025-09-08 · Red Hat rating Importantfirefox security update
- Red Hat Enterprise Linux Server (v. 7 ELS) firefox-128.14.0-2.el7_9
- RHSA-2025:15423 Released 2025-09-08 · Red Hat rating Importantfirefox security update
- Red Hat Enterprise Linux AppStream EUS (v.9.4) firefox-128.14.0-2.el9_4, firefox-x11-128.14.0-2.el9_4
- RHSA-2025:15424 Released 2025-09-08 · Red Hat rating Importantfirefox security update
- Red Hat Enterprise Linux AppStream E4S (v.8.8) firefox-128.14.0-2.el8_8
- Red Hat Enterprise Linux AppStream TUS (v.8.8) firefox-128.14.0-2.el8_8
- RHSA-2025:15422 Released 2025-09-08 · Red Hat rating Importantfirefox security update
- Red Hat Enterprise Linux AppStream AUS (v.8.6) firefox-128.14.0-2.el8_6
- Red Hat Enterprise Linux AppStream E4S (v.8.6) firefox-128.14.0-2.el8_6
- Red Hat Enterprise Linux AppStream TUS (v.8.6) firefox-128.14.0-2.el8_6
- RHSA-2025:15420 Released 2025-09-08 · Red Hat rating Importantfirefox security update
- Red Hat Enterprise Linux AppStream E4S (v.9.0) firefox-128.14.0-2.el9_0
- RHSA-2025:15421 Released 2025-09-08 · Red Hat rating Importantfirefox security update
- Red Hat Enterprise Linux AppStream E4S (v.9.2) firefox-128.14.0-2.el9_2, firefox-x11-128.14.0-2.el9_2
- RHSA-2025:15418 Released 2025-09-08 · Red Hat rating Importantfirefox security update
- Red Hat Enterprise Linux AppStream AUS (v. 8.2) firefox-128.14.0-2.el8_2
- RHSA-2025:15419 Released 2025-09-08 · Red Hat rating Importantfirefox security update
- Red Hat Enterprise Linux AppStream AUS (v.8.4) firefox-128.14.0-2.el8_4
- Red Hat Enterprise Linux AppStream EUS EXTENSION (v.8.4) firefox-128.14.0-2.el8_4
- RHSA-2025:14844 Released 2025-08-28 · Red Hat rating Importantthunderbird security update
- Red Hat Enterprise Linux AppStream (v. 10) thunderbird-128.14.0-3.el10_0
- RHSA-2025:14743 Released 2025-08-27 · Red Hat rating Importantthunderbird security update
- Red Hat Enterprise Linux AppStream (v. 8) thunderbird-128.14.0-3.el8_10
- RHSA-2025:14640 Released 2025-08-26 · Red Hat rating Importantthunderbird security update
- Red Hat Enterprise Linux AppStream (v. 9) thunderbird-128.14.0-3.el9_6
- RHSA-2025:14442 Released 2025-08-25 · Red Hat rating Importantfirefox security update
- Red Hat Enterprise Linux AppStream (v. 8) firefox-128.14.0-2.el8_10
- RHSA-2025:14416 Released 2025-08-25 · Red Hat rating Importantfirefox security update
- Red Hat Enterprise Linux AppStream (v. 9) firefox-128.14.0-2.el9_6, firefox-x11-128.14.0-2.el9_6
- RHSA-2025:14417 Released 2025-08-25 · Red Hat rating Importantfirefox security update
- Red Hat Enterprise Linux AppStream (v. 10) firefox-128.14.0-2.el10_0
Vendor assessments
Red Hat
Red Hat rating: Important. Red Hat's page for this CVE →
| Product | Status | Plan or fix |
|---|---|---|
| Red Hat Enterprise Linux 10 | Affected | No fix yet |
| Red Hat Enterprise Linux 6 | Affected | No fix planned: Out of support scope |
| Red Hat Enterprise Linux 7 | Affected | No fix planned: Out of support scope |
| Red Hat Enterprise Linux AppStream (v. 10) | Fixed | RHSA-2025:14417, RHSA-2025:14844 |
| Red Hat Enterprise Linux AppStream (v. 8) | Fixed | RHSA-2025:14442, RHSA-2025:14743 |
| Red Hat Enterprise Linux AppStream (v. 9) | Fixed | RHSA-2025:14416, RHSA-2025:14640 |
| Red Hat Enterprise Linux AppStream AUS (v. 8.2) | Fixed | RHSA-2025:15418, RHSA-2025:15437 |
| Red Hat Enterprise Linux AppStream AUS (v.8.4) | Fixed | RHSA-2025:15419, RHSA-2025:15496 |
| Red Hat Enterprise Linux AppStream AUS (v.8.6) | Fixed | RHSA-2025:15422, RHSA-2025:15535 |
| Red Hat Enterprise Linux AppStream E4S (v.8.6) | Fixed | RHSA-2025:15422, RHSA-2025:15535 |
| Red Hat Enterprise Linux AppStream E4S (v.8.8) | Fixed | RHSA-2025:15424, RHSA-2025:15438 |
| Red Hat Enterprise Linux AppStream E4S (v.9.0) | Fixed | RHSA-2025:15420, RHSA-2025:15436 |
| Red Hat Enterprise Linux AppStream E4S (v.9.2) | Fixed | RHSA-2025:15421, RHSA-2025:15435 |
| Red Hat Enterprise Linux AppStream EUS (v.9.4) | Fixed | RHSA-2025:15423, RHSA-2025:15434 |
| Red Hat Enterprise Linux AppStream EUS EXTENSION (v.8.4) | Fixed | RHSA-2025:15419, RHSA-2025:15496 |
| Red Hat Enterprise Linux AppStream TUS (v.8.6) | Fixed | RHSA-2025:15422, RHSA-2025:15535 |
| Red Hat Enterprise Linux AppStream TUS (v.8.8) | Fixed | RHSA-2025:15424, RHSA-2025:15438 |
| Red Hat Enterprise Linux Server (v. 7 ELS) | Fixed | RHSA-2025:15430 |
Timeline
- 2026-10-02 Threatist record created from CVE-2025-9179
- 2026-10-03 Alias added: GHSA-7379-6rf2-q4f9
References
Advisory 7
- https://www.mozilla.org/security/advisories/mfsa2025-64/
- https://www.mozilla.org/security/advisories/mfsa2025-65/
- https://www.mozilla.org/security/advisories/mfsa2025-66/
- https://www.mozilla.org/security/advisories/mfsa2025-67/
- https://www.mozilla.org/security/advisories/mfsa2025-70/
- https://www.mozilla.org/security/advisories/mfsa2025-71/
- https://www.mozilla.org/security/advisories/mfsa2025-72/
More Mozilla Firefox vulnerabilities
- 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
Sources
- CVE-2025-9179 · CVE Program
- CVE-2025-9179 · NVD
- FIRST EPSS
- GHSA-7379-6rf2-q4f9 · GitHub Advisory Database · CC BY 4.0
- CVE-2025-9179 · 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