Security readout for executives and security teams
CVE-2016-9398 is a denial-of-service flaw in the JasPer image library before 1.900.17. Problematic image input can hit an assertion failure in jpc_floorlog2, causing the processing application to crash. The business impact is availability risk wherever untrusted JPEG-2000 content is parsed by JasPer. Exposure is most likely in servers, desktop tools, or automated pipelines that use JasPer to decode or transform JPEG-2000 images, especially from untrusted users. Distribution advisories from SUSE, openSUSE, and Fedora indicate packaged JasPer deployments required updates. Treat this as a targeted availability issue, not an emergency remote-code-execution event based on the provided evidence. Patch exposed image-processing systems during normal security maintenance, with faster action for public upload, media conversion, or document-processing services. Mitigation focus: Upgrade JasPer to 1.900.17 or a vendor-patched package.; Apply SUSE, openSUSE, Fedora, Gentoo, or other applicable distribution updates.; Reduce or sandbox processing of untrusted JPEG-2000 files..
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
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ATT&CK lookup starting points
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CVE-2016-9398 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
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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://blogs.gentoo.org/ago/2016/11/16/jasper-multiple-assertion-failureCVE reference · x_refsource_MISC
- https://bugzilla.redhat.com/show_bug.cgi?id=1396980CVE reference · x_refsource_CONFIRM
- FEDORA-2021-2b151590d9CVE reference · vendor-advisory, x_refsource_FEDORA
- FEDORA-2021-0a6290f865CVE reference · vendor-advisory, x_refsource_FEDORA
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.