CVE-2026-115390 (GCVE-0-2026-115390)
Vulnerability from cvelistv5
Published
2026-10-22 19:13
Modified
2026-10-23 15:00
Severity ?
6.9 (Medium) - CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N
5.7 (Medium) - CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:N/A:H
CWE
  • CWE-400 - Uncontrolled Resource Consumption
Summary
Wasmtime 47.0.0 before 48.0.3 and 49.0.0 before 49.0.1 contains a fuel accounting flaw in Cranelift-compiled call_ref and try_table catch paths. Malicious guests can reset consumed fuel after calls to run exponentially long on linear fuel, evading timeouts and periodic yields for denial of service.
References
Impacted products
Vendor Product Version
bytecodealliance wasmtime Version: 47.0.0   ≤
Version: 49.0.0   ≤
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