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CVE-2026-1979

Опубликовано: 21 фев. 2026
Источник: msrc
CVSS3: 5.3
EPSS Низкий

Описание

mruby JMPNOT-to-JMPIF Optimization vm.c mrb_vm_exec use after free

EPSS

Процентиль: 6%
0.00023
Низкий

5.3 Medium

CVSS3

Связанные уязвимости

CVSS3: 5.3
ubuntu
около 2 месяцев назад

A flaw has been found in mruby up to 3.4.0. This affects the function mrb_vm_exec of the file src/vm.c of the component JMPNOT-to-JMPIF Optimization. Executing a manipulation can lead to use after free. The attack needs to be launched locally. The exploit has been published and may be used. This patch is called e50f15c1c6e131fa7934355eb02b8173b13df415. It is advisable to implement a patch to correct this issue.

CVSS3: 5.3
nvd
около 2 месяцев назад

A flaw has been found in mruby up to 3.4.0. This affects the function mrb_vm_exec of the file src/vm.c of the component JMPNOT-to-JMPIF Optimization. Executing a manipulation can lead to use after free. The attack needs to be launched locally. The exploit has been published and may be used. This patch is called e50f15c1c6e131fa7934355eb02b8173b13df415. It is advisable to implement a patch to correct this issue.

CVSS3: 5.3
debian
около 2 месяцев назад

A flaw has been found in mruby up to 3.4.0. This affects the function ...

CVSS3: 5.3
github
около 2 месяцев назад

A flaw has been found in mruby up to 3.4.0. This affects the function mrb_vm_exec of the file src/vm.c of the component JMPNOT-to-JMPIF Optimization. Executing a manipulation can lead to use after free. The attack needs to be launched locally. The exploit has been published and may be used. This patch is called e50f15c1c6e131fa7934355eb02b8173b13df415. It is advisable to implement a patch to correct this issue.

EPSS

Процентиль: 6%
0.00023
Низкий

5.3 Medium

CVSS3