Medium [CVE-2026-86315] Out-of-bounds write leads to Denial of Service
This medium-severity Red Hat Linux advisory covers CVE-2026-86315 affecting OpenShift Lightspeed, Red Hat Enterprise Linux 10, Red Hat Enterprise Linux 7.
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Summary
Out-of-bounds write leads to Denial of Service. Red Hat rates this moderate (CVSS 6.2).
Weakness: CWE-787.
Affected products named by the advisory: OpenShift Lightspeed; Red Hat Enterprise Linux 10; Red Hat Enterprise Linux 7; Red Hat Enterprise Linux 8; and 8 more.
Affected products named by the advisory: Red Hat Enterprise Linux 9; Red Hat Enterprise Linux AI (RHEL AI) 3; Red Hat OpenShift Container Platform 4; Red Hat OpenShift Update Service; and 4 more.
Affected versions
No affected-version range was extracted from the source record. The vendor advisory is authoritative — check it before change work.
Official advisory · medium-confidence parse· fetched 55 minutes ago·verify at source
Fixed versions
No fixed release is recorded yet. That does not prove no patch exists — confirm against the vendor advisory.
Official advisory · medium-confidence parse· fetched 55 minutes ago·verify at source
Mitigation
The source record does not include mitigation steps. That is not a statement that no fix exists — read the vendor advisory below for the authoritative guidance.
Official advisory · medium-confidence parse· fetched 55 minutes ago·verify at source
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