CVE-2021-29458

exiv2: Out-of-bounds read in Exiv2::Internal::CrwMap::encode

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Severity

Moderate

Red Hat Product Security

6.1

CVSS 3.1

Review impact separately from score.

Published · April 18, 2021

Updated · June 27, 2026

Description

There is a flaw in exiv2. An attacker who is able to submit a crafted file to be processed by an application linked with exiv2 could trigger an out-of-bounds read. The greatest risk of this flaw is to application availability and data confidentiality.

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 · 6.1
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:H

CWE-190 · Integer Overflow or Wraparound