Integer overflow in the ImageRegionReader::ReadIntoBuffer function in MediaStorageAndFileFormat/gdcmImageRegionReader.cxx in Grassroots DICOM (aka GDCM) before 2.6.2 allows attackers to execute arbitrary code via crafted header dimensions in a DICOM image file, which triggers a buffer overflow.
Conclusion & alert: CVE-2015-8396 is rated High Exploit Risk (86.9/100): CVSS Critical severity, with high exploitation likelihood (EPSS 16.80%, 97th percentile). Core evidence: 4 public exploit reference(s) are indexed (Exploit-DB). Mandatory action: Public exploits are available—assess exposure, apply mitigations, and prioritize patching.
Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.
| EDB-ID | Source | Kind | Published | Link |
|---|---|---|---|---|
| 39229 | exploit_db | edb | 2016-01-12 | Exploit-DB ↗ |
| — | nvd_ref | exploit_tag | Exploit-DB ↗ | |
| — | nvd_ref | exploit_tag | Exploit-DB ↗ | |
| — | nvd_ref | exploit_tag | Exploit-DB ↗ |
EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).
| # | Date | Old EPSS score | New EPSS score | Delta (New - Old) |
|---|---|---|---|---|
| 1 | 2026-06-15 | 18.74% | 16.80% | -1.93% |
| 2 | 2026-04-20 | 23.52% | 18.74% | -4.78% |
| 3 | 2025-07-30 | — | 23.52% | — |
Full EPSS history (15 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 10.0 | 3.0 | CRITICAL |
|
3.9 | 6.0 | [email protected] |
| 10.0 | 2.0 | HIGH |
|
10.0 | 10.0 | [email protected] |
| vendor | priority | summary | link |
|---|---|---|---|
debian
|
not yet assigned | CVE-2015-8396 not yet assigned priority: Debian including 1 source packages (gdcm), 5 status rows across 5 suites (bookworm, bullseye, forky, sid, trixie): resolved 5. | https://security-tracker.debian.org/tracker/CVE-2015-8396 |
ubuntu
|
medium | CVE-2015-8396 medium priority: Ubuntu including 1 source packages (gdcm), 18 status rows across 18 suites (artful, bionic, cosmic, disco, eoan, focal, groovy, hirsute, impish, jammy, precise, trusty, upstream, vivid, wily, xenial, yakkety, zesty): not-affected 13, ignored 3, released 2. | https://ubuntu.com/security/CVE-2015-8396 |
| Vendor | Product | Version | Raw CPE |
|---|---|---|---|
| malaterre | grassroots_dicom | <= 2.6.0 | cpe:2.3:a:malaterre:grassroots_dicom:*:*:*:*:*:*:*:* |
| malaterre | grassroots_dicom | 2.6.1 | cpe:2.3:a:malaterre:grassroots_dicom:2.6.1:*:*:*:*:*:*:* |