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Oj - Integer Overflow in Oj.load 2GB String Handling

🗓️ 19 Jun 2026 00:00:00Reported by RubySecType 
rubygems
 rubygems
🔗 rubysec.com👁 23 Views

Oj.load crashes from heap corruption due to integer overflow when parsing strings over two gigabytes.

Related
Detection
Refs
ReporterTitlePublishedViews
Family
cgr
Chainguard
CVE-2026-54903 vulnerabilities
26 Jun 202620:23
–cgr
circl
Circl
CVE-2026-54903
1 Jul 202602:33
–circl
cve
CVE
CVE-2026-54903
30 Jun 202623:42
–cve
cvelist
Cvelist
CVE-2026-54903 Oj: Integer Overflow in Oj.load 2GB String Handling
30 Jun 202623:42
–cvelist
debian
Debian
[SECURITY] [DLA-4803-1] ruby-oj security update
30 Sep 202623:22
–debian
debian
Debian
[SECURITY] [DSA 6521-1] ruby-oj security update
27 Sep 202617:30
–debian
debiancve
Debian CVE
CVE-2026-54903
30 Jun 202623:42
–debiancve
nessus
Tenable Nessus
Debian dla-4803 : ruby-oj - security update
30 Sep 202600:00
–nessus
nessus
Tenable Nessus
Photon OS 4.0: Rubygem PHSA-2026-4.0-1052
9 Jul 202600:00
–nessus
nessus
Tenable Nessus
Photon OS 5.0: Rubygem PHSA-2026-5.0-0917
9 Jul 202600:00
–nessus
Rows per page
Vulners
Node
rubyojRange≤3.17.3

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19 Jun 2026 00:00Current
6.4Medium risk
Vulners AI Score6.4
CVSS 46.3
EPSS0.00333
SSVC
23