Red Hat Security Advisory: OpenJDK 17.0.14 Security Update for Portable Linux Builds
Affects Red Hat OpenJDK 17.0.14Source GCVE Database
Not known to be exploited.
Data as of 3 Nov 2026, 02:32 UTC
Rated by Threat Radar · No CVSS score from NVD or the CNA
Exploitation evidence
Disclosed: evidence found.
CVE published 22 Jan 2025
Detectable: no evidence on record.
No public nuclei template indexed
Weaponized: no evidence on record.
No public exploit code indexed in Metasploit or Exploit-DB
Exploited in the wildExploited: no evidence on record.
Not in CISA KEV and no source reports exploitation
Observed by OffSeq MirageSeen by Mirage: no evidence on record.
No attack traffic recorded by OffSeq Mirage sensors
A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 2 Nov 2026.
What to do
AI-suggested
Apply the Red Hat OpenJDK 17.0.14 update, which replaces version 17.0.13 and includes the security fix for CVE-2025-21502. Ensure all previously released errata relevant to your system are applied before updating. Refer to Red Hat's official guidance on applying updates at https://access.redhat.com/articles/11258. No additional mitigation steps are indicated.
Description
A security update for the Red Hat build of OpenJDK 17 (version 17.0.14) addresses a moderate severity vulnerability identified as CVE-2025-21502, which involves enhanced array handling. This update replaces the previous version 17.0.13 and includes security fixes and enhancements. The vulnerability is related to the OpenJDK Java Runtime Environment and Software Development Kit for portable Linux builds.
References
- access.redhat.com/errata/RHSA-2025:0424 (opens in a new tab)
- access.redhat.com/security/updates/classification/ (opens in a new tab)
- docs.redhat.com/en/documentation/red_hat_build_of_openjdk/17/html/release_notes_for_red_hat_build_of_openjdk_17.0.14/index (opens in a new tab)
- security.access.redhat.com/data/csaf/v2/advisories/2025/rhsa-2025_0424.json (opens in a new tab)