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CVE-2026-115391

🗓️ 22 Oct 2026 19:17:00Reported by ubuntu.comType 
ubuntucve
 ubuntucve
🔗 ubuntu.com👁 6 Views

Uncontrolled resource allocation in Wasmtime WASIp3 implementation causes host memory exhaustion.

Related
Packages
Refs
ReporterTitlePublishedViews
Family
circl
Circl
CVE-2026-115391
22 Oct 202619:54
–circl
cnnvd
CNNVD
Bytecode Alliance wasmtime resource management error vulnerability
22 Oct 202600:00
–cnnvd
cve
CVE
CVE-2026-115391
22 Oct 202619:13
–cve
cvelist
Cvelist
CVE-2026-115391 Wasmtime 46.0.0 before 46.0.3 and 47.0.0 before 47.0.4 Unbounded Heap Allocation via WASIp3 Streams
22 Oct 202619:13
–cvelist
debiancve
Debian CVE
CVE-2026-115391
22 Oct 202619:13
–debiancve
euvd
EUVD
EUVD-2026-108324
22 Oct 202619:13
–euvd
mend
Mend
CVE-2026-115391
22 Oct 202619:13
–mend
nvd
NVD
CVE-2026-115391
22 Oct 202619:17
–nvd
osv_rustsec
osv_rustsec
RUSTSEC-2026-0268 Guest controlled-size host heap allocation through WASIp3 streams
20 Aug 202612:00
–osv_rustsec
osv_ubuntu
osv_ubuntu
UBUNTU-CVE-2026-115391
26 Oct 202600:00
–osv_ubuntu
Rows per page
OSOS VersionArchitecturePackagePackage VersionFilename
Ubuntu24.04allrust-wasmtime0rust-wasmtime_0_all.deb
Ubuntu26.04allrust-wasmtime0rust-wasmtime_0_all.deb
Ubuntu26.10allrust-wasmtime0rust-wasmtime_0_all.deb

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28 Oct 2026 15:56Current
6.1Medium risk
Vulners AI Score6.1
CVSS 3.15.8
CVSS 46.9
EPSS0.00172
6