Security readout for executives and security teams
Plain-English summary
CVE-2018-10112 is a malformed PNG handling issue in GEGL through 0.3.32 involving babl 0.1.46. If vulnerable software processes a hostile PNG, it may crash and potentially have unspecified other impact. The provided sources do not include CVSS scoring or a named fixed version.
Executive priority
Treat this as a moderate operational risk for systems that process external images. Business urgency rises if public upload, email attachment, or automated image conversion workflows use vulnerable GEGL/babl components.
Technical view
The issue is in gegl_tile_backend_swap_constructed in buffer/gegl-tile-backend-swap.c, triggered during babl_format_get_bytes_per_pixel in babl-format.c. The reported impact is denial of service via write access violation, with possible unspecified other impact, when malformed PNG input is mishandled.
Likely exposure
Exposure is most likely where GEGL through 0.3.32 and babl 0.1.46 process untrusted PNG files. The source bundle does not enumerate downstream products, distributions, or package names.
Exploitation context
The CVE says remote attackers can trigger the issue with a malformed PNG. CISA KEV is false in the bundle. A public PoC repository is referenced, but the provided sources do not support active exploitation claims.
Researcher notes
Evidence is limited to the CVE description and references. No CVSS, CWE, fixed version, or downstream affected product list is provided. Avoid broad product assertions without local package or vendor confirmation.
Mitigation direction
- Inventory GEGL and babl versions across image-processing systems.
- Check vendor or distribution advisories for fixed GEGL and babl packages.
- Prioritize removing GEGL through 0.3.32 from untrusted PNG processing paths.
- Sandbox image parsing jobs where untrusted files must be accepted.
- Monitor image-processing services for crash spikes or malformed PNG submissions.
Validation and detection
- Confirm whether GEGL through 0.3.32 is installed or bundled.
- Confirm whether babl 0.1.46 is installed or bundled.
- Map applications that pass PNG files into GEGL-based processing.
- Review logs for crashes tied to PNG ingestion or conversion.
- Verify updates against vendor package metadata before closing remediation.
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
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CVE-2018-10112 mapping review
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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.gnome.org/show_bug.cgi?id=795249CVE reference · x_refsource_MISC
- https://github.com/xiaoqx/pocs/tree/master/geglCVE 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.