CVE-2021-29470

exiv2: Out-of-bounds read in Exiv2::Jp2Image::encodeJp2Header

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Severity

Moderate

Red Hat Product Security

7.5

CVSS 3.1

Review impact separately from score.

Published · April 23, 2021

Updated · November 22, 2025

Description

A flaw was found in exiv2. An out-of-bounds read in the Exiv2::Jp2Image::encodeJp2Header function may allow a remote attacker to crash an application using exiv2 library. The highest threat from this vulnerability is to application availability.

CVSS score applicability

The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.

Mitigation

No mitigation is specified in collected source.

CVSS / CWE

CVSS 3.1 · 7.5
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

CWE-125 · Out-of-bounds Read