GNU Libextractor 1.6 allows remote attackers to cause a denial of service (NULL pointer…
Priority LOW 33CWE-476Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- Required
- Attack complexity
- Low
- Impact type
- Denial of service
- Confidentiality · integrity · availability
- None · None · High
- Fix status
- No fix listed
Attack profile from CVSS 3.0 · NVD. Fix status from CNA. Impact type from CWE-476.
Summary
GNU Libextractor 1.6 allows remote attackers to cause a denial of service (NULL pointer dereference and application crash) via a crafted GIF, IT (Impulse Tracker), NSFE, S3M (Scream Tracker 3), SID, or XM (eXtended Module) file, as demonstrated by the EXTRACTOR_xm_extract_method function in plugins/xm_extractor.c.
Why it matters now
EPSS 0.0236 83rd percentileScored 2026-11-07
Public exploit Yes 5 exploit referencesTagged by NVD
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
Remediation
No fixed version listed by the sources yet.
Vendor assessments
Timeline
- 2026-10-02 Threatist record created from CVE-2017-17440
- 2026-10-03 Alias added: GHSA-q9jv-j4wg-cw5r
References
Exploit 5
- https://bugs.debian.org/883528#35
- https://lists.gnu.org/archive/html/bug-libextractor/2017-11/msg00001.html
- https://lists.gnu.org/archive/html/bug-libextractor/2017-11/msg00000.html
- https://lists.gnu.org/archive/html/bug-libextractor/2017-11/msg00002.html
- https://lists.gnu.org/archive/html/bug-libextractor/2017-11/msg00004.html
More GNU Libextractor vulnerabilities
- TI-2018-11779 GNU Libextractor through 1.7 has an out-of-bounds read vulnerability in… CVSS 3.0HIGH 8.8
- TI-2018-10289 GNU Libextractor before 1.7 has a stack-based buffer overflow in ec_read_file_func (unzip.c). CVSS 3.0HIGH 8.8
- TI-2017-11184 In GNU Libextractor 1.4, there is a NULL Pointer Dereference in flac_metadata in flac_extractor.c. CVSS 3.0HIGH 7.5
- TI-2017-11396 In GNU Libextractor 1.4, there is a NULL Pointer Dereference in the… CVSS 3.0HIGH 7.5
- TI-2017-11398 In GNU Libextractor 1.4, there is an integer signedness error for the chunk size in the… CVSS 3.0HIGH 7.5
- TI-2017-11397 In GNU Libextractor 1.4, there is a heap-based buffer overflow in the… CVSS 3.0HIGH 7.5
Sources
- CVE-2017-17440 · CVE Program
- CVE-2017-17440 · NVD
- FIRST EPSS
- GHSA-q9jv-j4wg-cw5r · GitHub Advisory Database · CC BY 4.0
- CVE-2017-17440 · Red Hat security data · CC BY 4.0
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