Out-of-bounds write in Mozilla Firefox
Priority MEDIUM 42CWE-787Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- Low
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Code execution
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- Partial Red Hat: 18 fixed, 1 without a fix
Attack profile from CVSS 3.1 · CISA ADP. Fix status from CNA and Red Hat. Impact type from CWE-787 and the CVSS impact.
Summary
Memory safety bugs present in Firefox 123, Firefox ESR 115.8, and Thunderbird 115.8. 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 < 124, Firefox ESR < 115.9, and Thunderbird < 115.9.
Why it matters now
Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00886 59th percentileScored 2026-11-07
Fix Partial Firefox (Mozilla): 124Firefox ESR (Mozilla): 115.9+1 more productRed Hat: 18 advisoriesRed Hat: 18 fixed, 1 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
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| Mozilla | Firefox | before 124 | 124 | Patch available | CNA |
| Mozilla | Firefox ESR | before 115.9 | 115.9 | Patch available | CNA |
| Mozilla | Thunderbird | before 115.9 | 115.9 | Patch available | CNA |
- Firefox VendorMozilla Affected before 124 Fixed in 124 Patch available CNA
- Firefox ESR VendorMozilla Affected before 115.9 Fixed in 115.9 Patch available CNA
- Thunderbird VendorMozilla Affected before 115.9 Fixed in 115.9 Patch available CNA
CPE configurations NVD · 4
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:mozilla:firefox:*:*:*:*:esr:*:*:* | before 115.8.0 | Vulnerable | Mozilla |
| cpe:2.3:a:mozilla:firefox:*:*:*:*:-:*:*:* | before 123.0 | Vulnerable | Mozilla |
| cpe:2.3:a:mozilla:thunderbird:*:*:*:*:*:*:*:* | before 115.8.0 | Vulnerable | Mozilla |
| cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:* | 10.0 | Vulnerable | Debian |
- cpe:2.3:a:mozilla:firefox:*:*:*:*:esr:*:*:* Versions before 115.8.0 Vulnerable ·Mozilla
- cpe:2.3:a:mozilla:firefox:*:*:*:*:-:*:*:* Versions before 123.0 Vulnerable ·Mozilla
- cpe:2.3:a:mozilla:thunderbird:*:*:*:*:*:*:*:* Versions before 115.8.0 Vulnerable ·Mozilla
- cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:* Versions 10.0 Vulnerable ·Debian
Remediation
- Fix · CNA Firefox (Mozilla) Fixed in 124
- Fix · CNA Firefox ESR (Mozilla) Fixed in 115.9
- Fix · CNA Thunderbird (Mozilla) Fixed in 115.9
Red Hat 18 advisories
- RHSA-2024:1486 Released 2024-03-25 · Red Hat rating Criticalfirefox security update
- Red Hat Enterprise Linux Client (v. 7) firefox-115.9.1-1.el7_9
- Red Hat Enterprise Linux Client Optional (v. 7) firefox-115.9.1-1.el7_9
- Red Hat Enterprise Linux Server (v. 7) firefox-115.9.1-1.el7_9
- Red Hat Enterprise Linux Server Optional (v. 7) firefox-115.9.1-1.el7_9
- Red Hat Enterprise Linux Workstation (v. 7) firefox-115.9.1-1.el7_9
- Red Hat Enterprise Linux Workstation Optional (v. 7) firefox-115.9.1-1.el7_9
- RHSA-2024:1496 Released 2024-03-25 · Red Hat rating Moderatethunderbird security update
- Red Hat Enterprise Linux AppStream EUS (v.8.8) thunderbird-115.9.0-1.el8_8
- RHSA-2024:1497 Released 2024-03-25 · Red Hat rating Moderatethunderbird security update
- Red Hat Enterprise Linux AppStream EUS (v.8.6) thunderbird-115.9.0-1.el8_6
Show 15 more Red Hat advisories
- RHSA-2024:1500 Released 2024-03-25 · Red Hat rating Moderatethunderbird security update
- Red Hat Enterprise Linux AppStream AUS (v. 8.2) thunderbird-115.9.0-1.el8_2
- Red Hat Enterprise Linux AppStream E4S (v. 8.2) thunderbird-115.9.0-1.el8_2
- Red Hat Enterprise Linux AppStream TUS (v. 8.2) thunderbird-115.9.0-1.el8_2
- RHSA-2024:1498 Released 2024-03-25 · Red Hat rating Moderatethunderbird security update
- Red Hat Enterprise Linux Client (v. 7) thunderbird-115.9.0-1.el7_9
- Red Hat Enterprise Linux Server Optional (v. 7) thunderbird-115.9.0-1.el7_9
- Red Hat Enterprise Linux Workstation (v. 7) thunderbird-115.9.0-1.el7_9
- RHSA-2024:1494 Released 2024-03-25 · Red Hat rating Moderatethunderbird security update
- Red Hat Enterprise Linux AppStream (v. 8) thunderbird-115.9.0-1.el8_9
- RHSA-2024:1492 Released 2024-03-25 · Red Hat rating Moderatethunderbird security update
- Red Hat Enterprise Linux AppStream EUS (v.9.2) thunderbird-115.9.0-1.el9_2
- RHSA-2024:1493 Released 2024-03-25 · Red Hat rating Moderatethunderbird security update
- Red Hat Enterprise Linux AppStream (v. 9) thunderbird-115.9.0-1.el9_3
- RHSA-2024:1495 Released 2024-03-25 · Red Hat rating Moderatethunderbird security update
- Red Hat Enterprise Linux AppStream EUS (v.9.0) thunderbird-115.9.0-1.el9_0
- RHSA-2024:1499 Released 2024-03-25 · Red Hat rating Moderatethunderbird security update
- Red Hat Enterprise Linux AppStream AUS (v.8.4) thunderbird-115.9.0-1.el8_4
- Red Hat Enterprise Linux AppStream E4S (v.8.4) thunderbird-115.9.0-1.el8_4
- Red Hat Enterprise Linux AppStream TUS (v.8.4) thunderbird-115.9.0-1.el8_4
- RHSA-2024:1489 Released 2024-03-25 · Red Hat rating Criticalfirefox security update
- Red Hat Enterprise Linux AppStream EUS (v.8.6) firefox-115.9.1-1.el8_6
- RHSA-2024:1488 Released 2024-03-25 · Red Hat rating Criticalfirefox security update
- Red Hat Enterprise Linux AppStream EUS (v.8.8) firefox-115.9.1-1.el8_8
- RHSA-2024:1487 Released 2024-03-25 · Red Hat rating Criticalfirefox security update
- Red Hat Enterprise Linux AppStream EUS (v.9.0) firefox-115.9.1-1.el9_0
- RHSA-2024:1491 Released 2024-03-25 · Red Hat rating Criticalfirefox security update
- Red Hat Enterprise Linux AppStream AUS (v.8.4) firefox-115.9.1-1.el8_4
- Red Hat Enterprise Linux AppStream E4S (v.8.4) firefox-115.9.1-1.el8_4
- Red Hat Enterprise Linux AppStream TUS (v.8.4) firefox-115.9.1-1.el8_4
- RHSA-2024:1490 Released 2024-03-25 · Red Hat rating Criticalfirefox security update
- Red Hat Enterprise Linux AppStream AUS (v. 8.2) firefox-115.9.1-1.el8_2
- Red Hat Enterprise Linux AppStream E4S (v. 8.2) firefox-115.9.1-1.el8_2
- Red Hat Enterprise Linux AppStream TUS (v. 8.2) firefox-115.9.1-1.el8_2
- RHSA-2024:1484 Released 2024-03-25 · Red Hat rating Criticalfirefox security update
- Red Hat Enterprise Linux AppStream (v. 8) firefox-115.9.1-1.el8_9
- RHSA-2024:1485 Released 2024-03-25 · Red Hat rating Criticalfirefox security update
- Red Hat Enterprise Linux AppStream (v. 9) firefox-115.9.1-1.el9_3, firefox-x11-115.9.1-1.el9_3
- RHSA-2024:1483 Released 2024-03-25 · Red Hat rating Criticalfirefox security update
- Red Hat Enterprise Linux AppStream EUS (v.9.2) firefox-115.9.1-1.el9_2, firefox-x11-115.9.1-1.el9_2
Fixed in the same release
Records fixed by the same vendor advisory or release, as the CNA lists them.
- Release ·
Mozilla Firefox 124
12 records Highest priority Priority MEDIUM 2 MEDIUM, 10 LOW
Other records, highest priority first
- TI-2024-02432 Out-of-bounds write in Mozilla FirefoxPriority MEDIUM 44
- TI-2024-02430 Clickjacking in Mozilla FirefoxPriority LOW 39
- TI-2024-02429 Use after free in Mozilla FirefoxPriority LOW 39
- Release ·
Mozilla Firefox ESR, Thunderbird 115.9
9 records Highest priority Priority MEDIUM 1 MEDIUM, 8 LOW
Other records, highest priority first
- TI-2024-02429 Use after free in Mozilla FirefoxPriority LOW 39
- TI-2024-02425 `AppendEncodedAttributeValue(), ExtraSpaceNeededForAttrEncoding()` and…Priority LOW 39
- TI-2024-02424 Return registers were overwritten which could have allowed an attacker to execute…Priority LOW 39
Vendor assessments
Red Hat
Red Hat rating: Important. Red Hat's page for this CVE →
| Product | Status | Plan or fix |
|---|---|---|
| Red Hat Enterprise Linux 6 | Affected | No fix planned: Out of support scope |
| Red Hat Enterprise Linux AppStream (v. 8) | Fixed | RHSA-2024:1484, RHSA-2024:1494 |
| Red Hat Enterprise Linux AppStream (v. 9) | Fixed | RHSA-2024:1485, RHSA-2024:1493 |
| Red Hat Enterprise Linux AppStream AUS (v. 8.2) | Fixed | RHSA-2024:1490, RHSA-2024:1500 |
| Red Hat Enterprise Linux AppStream AUS (v.8.4) | Fixed | RHSA-2024:1491, RHSA-2024:1499 |
| Red Hat Enterprise Linux AppStream E4S (v. 8.2) | Fixed | RHSA-2024:1490, RHSA-2024:1500 |
| Red Hat Enterprise Linux AppStream E4S (v.8.4) | Fixed | RHSA-2024:1491, RHSA-2024:1499 |
| Red Hat Enterprise Linux AppStream EUS (v.8.6) | Fixed | RHSA-2024:1489, RHSA-2024:1497 |
| Red Hat Enterprise Linux AppStream EUS (v.8.8) | Fixed | RHSA-2024:1488, RHSA-2024:1496 |
| Red Hat Enterprise Linux AppStream EUS (v.9.0) | Fixed | RHSA-2024:1487, RHSA-2024:1495 |
| Red Hat Enterprise Linux AppStream EUS (v.9.2) | Fixed | RHSA-2024:1483, RHSA-2024:1492 |
| Red Hat Enterprise Linux AppStream TUS (v. 8.2) | Fixed | RHSA-2024:1490, RHSA-2024:1500 |
| Red Hat Enterprise Linux AppStream TUS (v.8.4) | Fixed | RHSA-2024:1491, RHSA-2024:1499 |
| Red Hat Enterprise Linux Client (v. 7) | Fixed | RHSA-2024:1486, RHSA-2024:1498 |
| Red Hat Enterprise Linux Client Optional (v. 7) | Fixed | RHSA-2024:1486 |
| Red Hat Enterprise Linux Server (v. 7) | Fixed | RHSA-2024:1486 |
| Red Hat Enterprise Linux Server Optional (v. 7) | Fixed | RHSA-2024:1486, RHSA-2024:1498 |
| Red Hat Enterprise Linux Workstation (v. 7) | Fixed | RHSA-2024:1486, RHSA-2024:1498 |
| Red Hat Enterprise Linux Workstation Optional (v. 7) | Fixed | RHSA-2024:1486 |
Timeline
- 2026-10-02 Threatist record created from CVE-2024-2614
- 2026-10-03 Alias added: GHSA-28cv-45w7-c3g7
References
Advisory 5
- https://www.mozilla.org/security/advisories/mfsa2024-12/
- https://www.mozilla.org/security/advisories/mfsa2024-13/
- https://www.mozilla.org/security/advisories/mfsa2024-14/
- https://lists.debian.org/debian-lts-announce/2024/03/msg00022.html
- https://lists.debian.org/debian-lts-announce/2024/03/msg00028.html
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-2024-2614 · CVE Program
- CVE-2024-2614 · NVD
- FIRST EPSS
- GHSA-28cv-45w7-c3g7 · GitHub Advisory Database · CC BY 4.0
- CVE-2024-2614 · 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