Security readout for executives and security teams
Plain-English summary
GNU Binutils libbfd 2.29 can crash when processing a malicious ELF binary. The main business risk is disruption to services or automation that inspect untrusted binaries, such as malware analysis, CI, or file scanning workflows. The provided sources do not confirm active exploitation or a specific fixed version.
Executive priority
Address this as a targeted reliability risk for systems that analyze untrusted binaries. It is not supported by the provided evidence as an actively exploited emergency, but exposed file-processing services should be reviewed and updated promptly.
Technical view
The *_get_synthetic_symtab functions in libbfd misinterpret a -1 error value as a sorting count. In GNU Binutils 2.29, this can cause integer overflow and application crash when parsing a crafted ELF file, related to elf32-i386.c and elf64-x86-64.c. Other impact is described only as unspecified.
Likely exposure
Exposure is most likely where GNU Binutils 2.29 or libbfd-based tools process externally supplied ELF files. Build systems, security tooling, upload scanners, and analysis sandboxes are more relevant than ordinary desktops that do not parse untrusted binaries.
Exploitation context
The source bundle describes attacker-controlled crafted ELF input causing denial of service. It does not show CISA KEV listing, public exploit use, or confirmed active exploitation. Treat real-world exploitation as unconfirmed from the provided evidence.
Researcher notes
The evidence is sparse: affected data names GNU Binutils 2.29 and libbfd, but the bundle lists generic affected product fields. No CVSS, CWE, patch reference, or exploit confirmation is provided. Focus validation on libbfd consumers and ELF parsing trust boundaries.
Mitigation direction
- Inventory systems using GNU Binutils 2.29 or libbfd-based binary parsing.
- Check GNU Binutils and distribution vendor advisories for fixed packages.
- Avoid processing untrusted ELF files with vulnerable libbfd tooling where possible.
- Run binary analysis workflows in isolated, resource-limited environments.
- Prioritize updates for internet-facing or automated file-processing services.
Validation and detection
- Identify installed binutils versions on build, analysis, and scanning systems.
- Confirm whether exposed workflows parse user-supplied ELF files.
- Review crash logs for libbfd, objdump, readelf, or related analysis tools.
- Test mitigations in staging before restoring untrusted file processing.
- Track vendor advisory status for CVE-2017-14745.
Public sources used
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-2017-14745 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://sourceware.org/bugzilla/show_bug.cgi?id=22148CVE reference · x_refsource_CONFIRM
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.