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CVE-2026-1979

🗓️ 06 Feb 2026 05:16:00Reported by ubuntu.comType 
ubuntucve
 ubuntucve
🔗 ubuntu.com👁 3 Views

Local use-after-free in VM execution for JumpNot-to-JumpIf optimization in the Ruby interpreter up to 3.4.0.

Related
Packages
Refs
ReporterTitlePublishedViews
Family
ATTACKERKB
CVE-2026-1979
6 Feb 202604:32
attackerkb
CNNVD
mruby 资源管理错误漏洞
6 Feb 202600:00
cnnvd
CVE
CVE-2026-1979
6 Feb 202604:32
cve
Cvelist
CVE-2026-1979 mruby JMPNOT-to-JMPIF Optimization vm.c mrb_vm_exec use after free
6 Feb 202604:32
cvelist
Debian CVE
CVE-2026-1979
6 Feb 202604:32
debiancve
EUVD
EUVD-2026-5583
6 Feb 202604:32
euvd
NVD
CVE-2026-1979
6 Feb 202605:16
nvd
OSV
DEBIAN-CVE-2026-1979
6 Feb 202605:16
osv
OSV
UBUNTU-CVE-2026-1979
6 Feb 202605:16
osv
Positive Technologies
PT-2026-6673
6 Feb 202600:00
ptsecurity
Rows per page
OSOS VersionArchitecturePackagePackage VersionFilename
Ubuntu26.04anymruby0mruby_0_any.deb
Ubuntu18.04anymruby0mruby_0_any.deb
Ubuntu20.04anymruby0mruby_0_any.deb
Ubuntu22.04anymruby0mruby_0_any.deb
Ubuntu24.04anymruby0mruby_0_any.deb
Ubuntu25.10anymruby0mruby_0_any.deb

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11 Feb 2026 03:40Current
5.6Medium risk
Vulners AI Score5.6
CVSS 3.15.3 - 5.5
CVSS 24.3
CVSS 44.8
CVSS 35.3
EPSS0.00153
SSVC
3