Security readout for executives and security teams
Plain-English summary
Bento4 1.5.0-617 can crash while processing malformed media data because a missing NULL check reaches AP4_Atom::SetType. The known impact is application availability, not data theft or code execution. Business urgency depends on whether Bento4 parses untrusted media in production workflows.
Executive priority
Treat this as a targeted availability risk. It should be prioritized for media ingestion, transcoding, scanning, or file-upload services, but it is not supported by the sources as an active exploitation or data breach emergency.
Technical view
The CVE describes a NULL pointer dereference in AP4_AtomFactory::CreateAtomFromStream in Core/Ap4AtomFactory.cpp, leading to a segmentation fault in AP4_Atom::SetType in Core/Ap4Atom.h. The source bundle identifies Bento4 version 1.5.0-617 and references a GitHub issue, Gentoo report, and upstream commit.
Likely exposure
Exposure is most likely where Bento4 1.5.0-617, or software embedding it, parses user-supplied or externally sourced media files. The source bundle does not identify downstream products, packages, or environments beyond Bento4.
Exploitation context
The sources support a crash condition from malformed input, but do not show active exploitation, KEV listing, code execution, privilege escalation, or data compromise. KEV is false in the supplied bundle.
Researcher notes
Evidence is limited to public CVE metadata, a Gentoo report, a GitHub issue, and an upstream commit reference. The supplied data lacks CVSS, CWE, exploit status, affected downstream products, and exact fixed release information.
Mitigation direction
- Identify Bento4 usage and embedded copies in media-processing workflows.
- Check vendor or upstream guidance for a release containing the referenced fix commit.
- Prioritize systems that parse untrusted media from users or partners.
- Isolate media parsing so crashes do not affect critical services.
Validation and detection
- Inventory Bento4 versions and confirm whether 1.5.0-617 is present.
- Review SBOMs and vendor components for bundled Bento4 code.
- Confirm whether services accept untrusted media input.
- Verify deployed builds include the referenced upstream fix or later vendor guidance.
Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.
Conservative CVE-to-ATT&CK context
These mappings and lookup hints may be relevant to the vulnerability behavior, CWE, affected product, or exposure path. Glexia-inferred context is not an official MITRE, ATT&CK, CWE, or CVE Program mapping.
ATT&CK lookup starting points
Use these exact CWE pages and searches to review the Glexia ATT&CK library from this CVE's weakness and description context.
CVE-2017-14638 mapping review
Open the CVE-to-ATT&CK bridge for reviewed, inferred, or future official mappings tied to this CVE.
Open ATT&CK lookup- Severity
- Unknown
- CVSS
- Not scored
- Known Exploited
- No
- Published
CNA and ADP enrichment extracted from CVE v5
These fields come from the CVE record and ADP containers, not from Glexia's Take. They preserve time-varying source decisions such as CISA SSVC, KEV status, CVSS metrics, and provider references.
CVSS and timeline data
No CVSS vectors or timeline events were available in the normalized CVE source material.
Source materials
- CVE List V5 sourceCVE List V5
- https://github.com/axiomatic-systems/Bento4/commit/be7185faf7f52674028977dcf501c6039ff03aa5CVE reference · x_refsource_MISC
- https://blogs.gentoo.org/ago/2017/09/14/bento4-null-pointer-dereference-in-ap4_atomsettype-ap4atom-h/CVE reference · x_refsource_MISC
- https://github.com/axiomatic-systems/Bento4/issues/182CVE reference · x_refsource_MISC
Products and packages named in the record
CWE details
CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.