Out-of-bounds read in dmg2img
Priority LOW 33CWE-125Published · Updated
Key facts
- Attack vector
- Local
- Privileges required
- None
- User interaction
- Required
- Attack complexity
- Low
- Impact type
- —
- Confidentiality · integrity · availability
- High · None · High
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · NVD. Fix status from CNA.
Summary
A flaw was found in dmg2img through 20170502. dmg2img did not validate the size of the read buffer during memcpy() inside the main() function. This possibly leads to memory layout information leaking in the data. This might be used in a chain of vulnerability in order to reach code execution.
Why it matters now
EPSS 0.00961 61st 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 |
|---|---|---|---|---|---|
| — | dmg2img | dmg2img through 20170502 | — | No fix listed | CNA |
- dmg2img Vendor— Affected dmg2img through 20170502 Fixed in — No fix listed CNA
CPE configurations NVD · 1
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:dmg2img_project:dmg2img:*:*:*:*:*:*:*:* | up to 20170502 | Vulnerable | Dmg2img Project |
- cpe:2.3:a:dmg2img_project:dmg2img:*:*:*:*:*:*:*:* Versions up to 20170502 Vulnerable ·Dmg2img Project
Remediation
No fixed version listed by the sources yet.
Vendor assessments
Timeline
- 2026-10-02 Threatist record created from CVE-2021-3548
- 2026-10-03 Alias added: GHSA-x35m-q6gq-75g7
References
More Dmg2img Project Dmg2img vulnerabilities
- TI-2021-12283 Out-of-bounds read in dmg2img CVSS 3.1HIGH 7.1
Sources
- CVE-2021-3548 · CVE Program
- CVE-2021-3548 · NVD
- FIRST EPSS
- GHSA-x35m-q6gq-75g7 · GitHub Advisory Database · CC BY 4.0
- CVE-2021-3548 · 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