mar_read.c in the Updater in Mozilla Firefox before 40.0 and Firefox ESR 38.x before 38.2…
Priority LOW 21CWE-119Published · Updated
Key facts
- Attack vector
- Local
- Privileges required
- None
- User interaction
- — Not recorded in CVSS 2.0
- Attack complexity
- Low
- Impact type
- Code execution
- Confidentiality · integrity · availability
- Partial · Partial · Partial
- Fix status
- No fix listed
Attack profile from CVSS 2.0 · NVD. Fix status from CNA. Impact type from CWE-119 and the CVSS impact.
Summary
mar_read.c in the Updater in Mozilla Firefox before 40.0 and Firefox ESR 38.x before 38.2 allows local users to gain privileges or cause a denial of service (out-of-bounds write) via a crafted name of a Mozilla Archive (aka MAR) file.
Why it matters now
EPSS 0.00344 28th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
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 |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
CPE configurations NVD · 8
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:o:opensuse:opensuse:13.1:*:*:*:*:*:*:* | 13.1 | Vulnerable | openSUSE |
| cpe:2.3:o:opensuse:opensuse:13.2:*:*:*:*:*:*:* | 13.2 | Vulnerable | openSUSE |
| cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:* | up to 39.0.3 | Vulnerable | Mozilla |
| cpe:2.3:a:mozilla:firefox:38.0:*:*:*:*:*:*:* | 38.0 | Vulnerable | Mozilla |
| cpe:2.3:a:mozilla:firefox:38.0.1:*:*:*:*:*:*:* | 38.0.1 | Vulnerable | Mozilla |
| cpe:2.3:a:mozilla:firefox:38.0.5:*:*:*:*:*:*:* | 38.0.5 | Vulnerable | Mozilla |
| cpe:2.3:a:mozilla:firefox:38.1.0:*:*:*:*:*:*:* | 38.1.0 | Vulnerable | Mozilla |
| cpe:2.3:o:oracle:solaris:11.3:*:*:*:*:*:*:* | 11.3 | Vulnerable | Oracle |
- cpe:2.3:o:opensuse:opensuse:13.1:*:*:*:*:*:*:* Versions 13.1 Vulnerable ·openSUSE
- cpe:2.3:o:opensuse:opensuse:13.2:*:*:*:*:*:*:* Versions 13.2 Vulnerable ·openSUSE
- cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:* Versions up to 39.0.3 Vulnerable ·Mozilla
- 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:o:oracle:solaris:11.3:*:*:*:*:*:*:* Versions 11.3 Vulnerable ·Oracle
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2015-4482
- 2026-10-03 Alias added: GHSA-qxmp-rwpq-4m3m
References
Advisory 7
Sources
- CVE-2015-4482 · CVE Program
- CVE-2015-4482 · NVD
- FIRST EPSS
- GHSA-qxmp-rwpq-4m3m · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences