Security readout for executives and security teams
Plain-English summary
libgxps can mishandle a crafted input and crash the process that reads it. The business impact is denial of service where systems process untrusted XPS content. The provided sources do not show code execution, data theft, CVSS scoring, or active exploitation.
Executive priority
Treat this as a moderate availability risk. Prioritize patching where untrusted documents are processed automatically or at scale. Lower priority is reasonable for systems without XPS parsing exposure.
Technical view
CVE-2018-10767 is a stack-based buffer over-read in libgxps through 0.3.0, in gxps_images_guess_content_type within gxps-images.c. The issue occurs because negative g_input_stream_read return values are not rejected, allowing crafted input to trigger remote denial of service.
Likely exposure
Exposure is most likely in systems or applications that use libgxps to parse XPS content, especially where files come from users, email, web uploads, or document processing workflows. Exact affected platform/package scope is not fully described in the bundle.
Exploitation context
The CVE source says crafted input can cause remote denial of service. The bundle marks KEV as false and provides no cited evidence of active exploitation or weaponized public exploitation.
Researcher notes
Metadata is incomplete: no CVSS, CWE, CPEs, or detailed affected package list are included. Analysis is anchored to the CVE description and Red Hat advisory references; validate exact product impact through vendor package data.
Mitigation direction
- Check Red Hat advisories RHSA-2018:3140, RHSA-2018:3505, and RHBA-2019:0327.
- Update libgxps packages where your vendor provides corrected builds.
- Reduce or isolate processing of untrusted XPS files until patched.
- If not using Red Hat packages, check your distribution or vendor guidance.
- Monitor document-processing services for crashes tied to XPS inputs.
Validation and detection
- Inventory systems with libgxps installed or bundled.
- Identify versions at or before libgxps 0.3.0.
- Map applications that parse XPS files or user-supplied documents.
- Confirm vendor advisory applicability for each platform.
- Review crash logs for libgxps or XPS-processing failures.
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-2018-10767 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://bugzilla.redhat.com/show_bug.cgi?id=1575188CVE reference · x_refsource_MISC
- RHSA-2018:3505CVE reference · vendor-advisory, x_refsource_REDHAT
- RHSA-2018:3140CVE reference · vendor-advisory, x_refsource_REDHAT
- RHBA-2019:0327CVE reference · vendor-advisory, x_refsource_REDHAT
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.