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CVE-2026-59949 yawkat LZ4 Java: JVM Crash via Null Byte Array in lz4-java Streaming XXHash JNI (StreamingXXHash32JNI / StreamingXXHash64JNI)

🗓️ 18 Aug 2026 14:58:08Reported by GitHub_MType 
cvelist
 cvelist
🔗 www.cve.org👁 27 Views

lz4-java before 1.11.1 passes null arrays to JNI XXHash, crashing the JVM.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
attackerkb
ATTACKERKB
CVE-2026-59949
18 Aug 202614:58
attackerkb
cgr
Chainguard
CVE-2026-59949 vulnerabilities
25 Jul 202614:17
cgr
cve
CVE
CVE-2026-59949
18 Aug 202614:58
cve
debiancve
Debian CVE
CVE-2026-59949
18 Aug 202614:58
debiancve
euvd
EUVD
EUVD-2026-60947
18 Aug 202614:58
euvd
github
Github Security Blog
LZ4 Java: Native XXHash implementations can crash the JVM when passed invalid byte array ranges
24 Jul 202616:13
github
gitlab
GitLab Advisory Database
LZ4 Java: Native XXHash implementations can crash the JVM when passed invalid byte array ranges
24 Jul 202600:00
gitlab
nvd
NVD
CVE-2026-59949
18 Aug 202615:16
nvd
osv
OSV
CGA-234C-93V2-764R
25 Jul 202611:26
osv
osv
OSV
CGA-23RQ-W228-VXPV
25 Jul 202613:41
osv
Rows per page
[
  {
    "vendor": "yawkat",
    "product": "lz4-java",
    "versions": [
      {
        "version": "< 1.11.1",
        "status": "affected"
      }
    ]
  }
]

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18 Aug 2026 14:58Current
CVSS 3.16.5
EPSS0.00453
27