Tdunning T-digest vulnerabilities

• tdunning t-digest t-digest 3.1 through 3.3 Denial of Service via Unvalidated Length Fields in MergingDigest.fromBytes CVE-2026-87962 8.7 HighSeptember 10, 2026
• tdunning t-digest t-digest 3.1 through 3.3 Denial of Service via NaN Centroid Means in MergingDigest.fromBytes CVE-2026-87822 8.7 HighSeptember 9, 2026