Security readout for executives and security teams
Plain-English summary
NanoSVG has a reported buffer overflow in SVG color parsing. A crafted SVG file could corrupt memory and cause at least a denial of service. Business urgency depends on whether your software processes untrusted SVGs, especially uploads or network-delivered files.
Executive priority
Treat this as a scoping priority. Escalate remediation if NanoSVG handles external SVGs in customer-facing or automated workflows. If usage is internal and trusted-only, track vendor guidance and plan dependency cleanup.
Technical view
CVE-2019-1010258 affects NanoSVG after commit c1f6e209c16b18b46aa9f45d7e619acf42c29726. The reported vulnerable component is nsvg__parseColorRGB in src/nanosvg.h around line 1227. The documented impact is memory corruption leading to at least DoS; more severe impact requires investigation.
Likely exposure
Exposure is most likely in applications that embed NanoSVG and parse SVG files supplied by users, partners, web uploads, email, or network services. Offline-only trusted SVG processing has lower practical exposure.
Exploitation context
The source bundle does not cite active exploitation, and KEV is false. The described attack path is opening or processing a specially crafted SVG file; network reachability matters only when an application feeds network-provided SVG input into NanoSVG.
Researcher notes
Evidence is incomplete: no CVSS, CWE, fixed version, patch status, or confirmed exploitation is provided. The CVE text names the function and likely input class but says severe impact beyond DoS needs more investigation.
Mitigation direction
- Inventory applications and libraries that include NanoSVG.
- Identify whether untrusted SVG input reaches NanoSVG parsing paths.
- Check upstream NanoSVG issue and repository guidance for fixed versions or commits.
- Limit or disable untrusted SVG processing where business impact permits.
- Isolate SVG parsing to reduce impact from parser crashes.
Validation and detection
- Confirm the embedded NanoSVG commit or vendored header version.
- Trace upload, import, preview, and conversion paths for SVG input.
- Review crash telemetry for failures near NanoSVG color parsing.
- Check whether public services accept SVG files from unauthenticated users.
- Document compensating controls for any exposed SVG parsing workflow.
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-2019-1010258 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/memononen/nanosvg/issues/136CVE reference · x_refsource_MISC
- https://0day.work/cve-2019-1000032-memory-corruption-in-nanosvg/CVE reference · x_refsource_MISC
- https://github.com/memononen/nanosvg/CVE 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.