High8.8Red Hat & Ubuntu Linux Exploited CISA KEV
Out of bounds write in Skia
CVE-2026-3909 Published Mar 12, 2026
CVE-2026-3909
Affected products & platforms
Red Hat & Ubuntu LinuxUnclassified
Summary
Out of bounds write in Skia. Red Hat rates this important (CVSS 8.8). No fix erratum has been published yet; monitor the Red Hat CVE page and apply the RHSA when released.
CISA Known Exploited Vulnerability
- Listed:
- Mar 13, 2026 · federal remediation due Mar 27, 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.
Mitigation checklist
Recommended fix / mitigation
- 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 5 hours ago·verify at source
Discussion(0)
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