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Oj: Negative-Size memcpy in Oj::Parser create_id Attribute Handling

🗓️ 19 Jun 2026 20:47:23Reported by GitHub Advisory DatabaseType 
github
 github
🔗 github.com👁 4 Views

Oj gem parser can heap-corrupt via negative-size memcpy for a 65535-byte key in usual mode with create_id.

Related
Detection
Refs
ReporterTitlePublishedViews
Family
Circl
CVE-2026-54900
16 Jun 202614:37
circl
CVE
CVE-2026-54900
19 Jun 202620:47
cve
OSV
GHSA-9CV6-QCJW-4GRX Oj: Negative-Size memcpy in Oj::Parser create_id Attribute Handling
19 Jun 202620:47
osv
Positive Technologies
PT-2026-51086
19 Jun 202600:00
ptsecurity
Vulners
Node
shawonruetruet_ojRange<3.17.2rubygems

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