CVE-2026-1979 - CERT CVE
ID CVE-2026-1979
Sažetak 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.
Reference
CVSS
Base: 4.3
Impact: 6.4
Exploitability:3.1
Pristup
VektorSloženostAutentikacija
LOCAL LOW SINGLE
Impact
PovjerljivostCjelovitostDostupnost
PARTIAL PARTIAL PARTIAL
CVSS vektor AV:L/AC:L/Au:S/C:P/I:P/A:P
Zadnje važnije ažuriranje 06-02-2026 - 15:14
Objavljeno 06-02-2026 - 05:16