Heap-based buffer overflow in the exif_entry_fix function (aka the tag fixup routine) in…
Priority LOW 38CWE-119Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- — Not recorded in CVSS 2.0
- Attack complexity
- Medium
- 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
Heap-based buffer overflow in the exif_entry_fix function (aka the tag fixup routine) in libexif/exif-entry.c in libexif 0.6.18 allows remote attackers to cause a denial of service or possibly execute arbitrary code via an invalid EXIF image. NOTE: some of these details are obtained from third party information.
Why it matters now
EPSS 0.05165 92nd 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 · 1
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:libexif_project:libexif:0.6.18:*:*:*:*:*:*:* | 0.6.18 | Vulnerable | libexif project |
- cpe:2.3:a:libexif_project:libexif:0.6.18:*:*:*:*:*:*:* Versions 0.6.18 Vulnerable ·libexif project
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2009-3895
- 2026-10-03 Alias added: GHSA-v836-r6h4-7334
References
Advisory 1
More libexif project Libexif vulnerabilities
- TI-2026-25264 Integer underflow in libexif CVSS 3.1HIGH 7.8
- TI-2017-05185 Out-of-bounds read in Red Hat libexif CVSS 3.0CRITICAL 9.1
- TI-2020-10306 An issue was discovered in libexif before 0.6.22. CVSS 3.1CRITICAL 9.1
- TI-2012-02433 Buffer overflow in the exif_entry_format_value function in exif-entry.c in the EXIF Tag… CVSS 2.0HIGH 7.5
- TI-2012-02457 Integer underflow in the exif_entry_get_value function in exif-entry.c in the EXIF Tag… CVSS 2.0HIGH 7.5
- TI-2012-02456 Off-by-one error in the exif_convert_utf16_to_utf8 function in exif-entry.c in the EXIF… CVSS 2.0HIGH 7.5
Sources
- CVE-2009-3895 · CVE Program
- CVE-2009-3895 · NVD
- FIRST EPSS
- GHSA-v836-r6h4-7334 · GitHub Advisory Database · CC BY 4.0
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