CVE-2026-87962
t-digest 3.1 through 3.3 Denial of Service via Unvalidated Length Fields in MergingDigest.fromBytes
CVSS 4.0 8.7 HIGHCVSS 3.1 7.5 HIGHCheck source for fixed versionsKEV status unknown
cve-program · CVE-2026-87962
Publishedt-digest versions 3.1 through 3.3 contain a denial of service vulnerability in MergingDigest.fromBytes that fails to validate length and capacity fields from serialized data. Attackers can supply crafted serialized digests with mismatched header fields to trigger ArrayIndexOutOfBoundsException or NegativeArraySizeException, aborting the parsing thread.
Read the publisher's advisoryAffected versions, risk and source history
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CVE-2026-87962 · CVE overview and exploitation status
cve-program · CVE-2026-87962
- https://github.com/tdunning/t-digest/issues/227
- https://github.com/tdunning/t-digest/blob/7905f3d2ad18e7d7176811147d1316a3e23d7061/core/src/main/java/com/tdunning/math/stats/MergingDigest.java
- https://github.com/tdunning/t-digest
- https://www.vulncheck.com/advisories/t-digest-3.1-through-3.3-denial-of-service-via-unvalidated-length-fields-in-mergingdigest-frombytes
Related changes
Linked by CVE identifierNo related changes are available here.