Use after free in Mozilla Firefox ESR
Priority MEDIUM 41CWE-416Published · 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
- Fixed
Attack profile from CVSS 3.0 · NVD. Fix status from CNA and Red Hat. Impact type from CWE-416 and the CVSS impact.
Summary
A use after free in ANGLE in Google Chrome prior to 57.0.2987.98 for Windows allowed a remote attacker to perform an out of bounds memory read via a crafted HTML page.
Why it matters now
EPSS 0.01577 75th percentileScored 2026-11-07
Fix Fixed Firefox ESR (Mozilla): 52.1.1Firefox (Mozilla): 53.0.2Red Hat: 1 advisory
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| Mozilla | Firefox ESR | before 52.1.1 | 52.1.1 | Patch available | CNA |
| Mozilla | Firefox | before 53.0.2 | 53.0.2 | Patch available | CNA |
Remediation
- Fix · CNA Firefox ESR (Mozilla) Fixed in 52.1.1
- Fix · CNA Firefox (Mozilla) Fixed in 53.0.2
Red Hat 1 advisory
- RHSA-2017:0499 Released 2017-03-14 · Red Hat rating Importantchromium-browser security update
- Red Hat Enterprise Linux Desktop Supplementary (v. 6) chromium-browser-57.0.2987.98-1.el6
- Red Hat Enterprise Linux Server Supplementary (v. 6) chromium-browser-57.0.2987.98-1.el6
- Red Hat Enterprise Linux Workstation Supplementary (v. 6) chromium-browser-57.0.2987.98-1.el6
Vendor assessments
Red Hat
Red Hat rating: Important. Red Hat's page for this CVE →
| Product | Status | Plan or fix |
|---|---|---|
| Red Hat Enterprise Linux Desktop Supplementary (v. 6) | Fixed | RHSA-2017:0499 |
| Red Hat Enterprise Linux Server Supplementary (v. 6) | Fixed | RHSA-2017:0499 |
| Red Hat Enterprise Linux Workstation Supplementary (v. 6) | Fixed | RHSA-2017:0499 |
Timeline
- 2026-10-02 Threatist record created from CVE-2017-5031
- 2026-10-03 Alias added: GHSA-xvxx-vrh7-xh3v
References
More Mozilla 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-2017-5031 · CVE Program
- CVE-2017-5031 · NVD
- FIRST EPSS
- GHSA-xvxx-vrh7-xh3v · GitHub Advisory Database · CC BY 4.0
- CVE-2017-5031 · 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