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CVE-2026-47058

openjdk: Enhance Dataview Implementation (Oracle CPU 2026-07)

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Severity

Important

Red Hat Product Security

7.4

CVSS 3.1

Review impact separately from score.

Published · July 22, 2026

Updated · October 9, 2026

Description

A flaw was found in OpenJDK. 1) DataView getter/setter methods use absolute ByteBuffer indexing and ignore the offset, allowing read and write to memory outside its intended window. 2) Missing bounds check in the DataView constructor fails to validate the capacity.

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 · 7.4
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N

CWE-787 · Out-of-bounds Write