CVE-2021-3443

MEDIUM
5.5
CVSS Score
Published: March 25, 2021 at 06:45 PM UTC
Updated: June 17, 2026 at 04:05 AM UTC
3 products affected across 3 vendorsFedoraEnterprise LinuxJasper

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Severity
MEDIUM5.5
Exploit prediction
EPSS 0.8%

Description

A NULL pointer dereference flaw was found in the way Jasper versions before 2.0.27 handled component references in the JP2 image format decoder. A specially crafted JP2 image file could cause an application using the Jasper library to crash when opened.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

v < 2.0.272.0.27
Affected range stops below 2.0.27, so it looks safe — our inference, not a vendor statement

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

References (1)

x_refsource_MISCExploitIssue TrackingPatchThird Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=1939233

CVSS

Attack Vector
LOCAL
Complexity
LOW
Privileges
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality
NONE
Integrity
NONE
Availability
HIGH
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-476

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