Critical [CVE-2026-11645] Out of bounds memory access in V8
This critical-severity Red Hat Linux advisory covers CVE-2026-11645 affecting Red Hat Enterprise Linux.
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Summary
Out of bounds memory access in V8. Red Hat rates this important (CVSS 9.6).
Weakness: CWE-125. No fix erratum has been published yet; monitor the Red Hat CVE page and apply the RHSA when released.
Affected product named by the advisory: Red Hat Enterprise Linux.
CISA Known Exploited Vulnerability
- Listed:
- Jun 9, 2026 · federal remediation due Jun 23, 2026
- Required action:
- Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
- Ransomware use:
- Unknown
KEV is a prioritization signal from CISA — remediation detail still comes from the vendor advisory.
Affected versions
No affected-version range was extracted from the source record. The vendor advisory is authoritative — check it before change work.
Official advisory · high-confidence parse· fetched 2 months 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 · high-confidence parse· fetched 2 months ago·verify at source
Mitigation checklist
- Red Hat rates this important; a fix erratum may not be out yet — apply the RHSA as soon as it publishes.
Official advisory · high-confidence parse· fetched 2 months ago·verify at source
Discussion(0)
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