{"id":"CVE-2026-89045","title":"zstd-jni versions 1.4.8-4 through 1.5.7-13 fail to validate negative length parameters in ZstdInputStreamNoFinalizer.read(), allowing attackers to trigger infinite loops","summary":"zstd-jni versions 1.4.8-4 through 1.5.7-13 fail to validate negative length parameters in ZstdInputStreamNoFinalizer.read(), allowing attackers to trigger infinite loops. Attackers can pass negative length values to cause the read method…","severity":"medium","cvss":4,"cvssVector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L","cwe":["CWE-835"],"vendor":"luben","product":"zstd-jni","affected":["zstd-jni >= 1.4.8-4 < 1.5.7-14"],"published":"2026-09-10","updated":"2026-09-15","sourceUpdated":"2026-09-15T15:17:26.880","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-89045","references":[{"url":"https://github.com/luben/zstd-jni","label":"disclosure@vulncheck.com"},{"url":"https://github.com/luben/zstd-jni/blob/v1.5.7-13/src/main/java/com/github/luben/zstd/ZstdInputStreamNoFinalizer.java#L133","label":"disclosure@vulncheck.com"},{"url":"https://github.com/luben/zstd-jni/commit/dd08685ef913a32e76fb27f43470035c06758646","label":"disclosure@vulncheck.com"},{"url":"https://github.com/luben/zstd-jni/releases/tag/v1.5.7-14","label":"disclosure@vulncheck.com"},{"url":"https://github.com/luben/zstd-jni/security/advisories/GHSA-9jx2-gfp9-phfm","label":"disclosure@vulncheck.com"},{"url":"https://www.vulncheck.com/advisories/zstd-jni-1.4.8-4-through-1.5.7-13-denial-of-service-via-negative-length","label":"disclosure@vulncheck.com"},{"url":"https://github.com/luben/zstd-jni/security/advisories/GHSA-9jx2-gfp9-phfm","label":"134c704f-9b21-4f2e-91b3-4a467353bcc0"},{"url":"https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-89045.json"},{"url":"https://access.redhat.com/security/cve/CVE-2026-89045"},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2531570"},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-89045"},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-89045"}],"tags":["nvd","cve.org","exploit-available","csaf","vex","red-hat"],"exploitAvailable":true,"ssvc":{"exploitation":"poc","automatable":"no","technicalImpact":"partial","timestamp":"2026-09-15T14:54:22.478650Z"},"epss":0.00124,"epssPercentile":0.02504,"ingestedAt":"2026-09-11T14:42:19.866Z","slug":"CVE-2026-89045","body":"## Overview\n\nzstd-jni versions 1.4.8-4 through 1.5.7-13 fail to validate negative length parameters in ZstdInputStreamNoFinalizer.read(), allowing attackers to trigger infinite loops. Attackers can pass negative length values to cause the read method to spin indefinitely while holding the stream monitor, blocking all other threads from accessing the stream.\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.\n\n## Vendor advisories\n\n- **Red Hat VEX** · Moderate · affected: Exploit Intelligence, OpenShift Developer Tools and Services, Red Hat build of Apache Camel 4 for Quarkus 3, Red Hat build of Apache Camel for Spring Boot 4, Red Hat build of Apicurio Registry 3, Red Hat build of Debezium 3, … · no fix planned: Exploit Intelligence, OpenShift Developer Tools and Services, Red Hat Fuse 7, Red Hat build of Apache Camel 4 for Quarkus 3, … · updated 2026-09-17 · [vex](https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-89045.json)","depth":"twilight","depthScore":34,"depthScoreParts":{"impact":22,"likelihood":0,"exploitation":12,"ransomware":0},"changes":[{"seq":203742,"id":"CVE-2026-89045","ts":1789486788199,"field":"exploit_available","old":"false","new":"true"}]}