Security readout for executives and security teams
Plain-English summary
This flaw can make GNU Binutils tools crash when they process a specially crafted binary file. It is primarily a denial-of-service risk, not documented as code execution. Business impact is highest where build, analysis, packaging, or security workflows automatically inspect untrusted binaries.
Executive priority
Prioritize remediation for systems that automatically process untrusted binaries. For ordinary workstations or internal-only build hosts, handle through normal patch management unless crashes are disrupting operations.
Technical view
CVE-2018-10373 affects concat_filename in dwarf2.c in GNU Binutils libbfd 2.30. A crafted binary can trigger a NULL pointer dereference and application crash, demonstrated against nm-new. Public metadata does not provide CVSS, CWE, or complete affected-version detail.
Likely exposure
Exposure is likely on Linux systems or services using GNU Binutils/libbfd to inspect binary files, especially automated build systems, malware analysis pipelines, package scanners, and upload-processing services.
Exploitation context
The source bundle describes remote denial of service through crafted binary input. It does not cite active exploitation, and CISA KEV status is false. Treat internet-facing or automated binary ingestion as the main risk context.
Researcher notes
Evidence is sparse: the CVE record names GNU Binutils 2.30, libbfd, dwarf2.c, NULL dereference, and nm-new demonstration. Vendor advisories indicate downstream fixes, but the bundle does not include exact fixed versions or exploit details.
Mitigation direction
- Apply relevant vendor binutils updates from Red Hat, Gentoo, Ubuntu, or your distribution.
- Check vendor advisories for fixed package versions and backported patches.
- Limit automated binary parsing to trusted sources where feasible.
- Isolate binary analysis jobs to reduce impact from tool crashes.
Validation and detection
- Inventory systems with GNU Binutils or libbfd installed.
- Compare installed package versions against applicable vendor advisories.
- Identify services that process uploaded or externally supplied binaries.
- Review analysis and build logs for recurring binutils crashes.
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-2018-10373 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=23065CVE reference · x_refsource_MISC
- RHSA-2018:3032CVE reference · vendor-advisory, x_refsource_REDHAT
- RHBA-2019:0327CVE reference · vendor-advisory, x_refsource_REDHAT
- GLSA-201908-01CVE reference · vendor-advisory, x_refsource_GENTOO
- USN-4336-1CVE reference · vendor-advisory, x_refsource_UBUNTU
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.