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CVE-2026-34944

🗓️ 09 Apr 2026 19:16:00Reported by ubuntu.comType 
ubuntucve
 ubuntucve
🔗 ubuntu.com👁 13 Views

Wasmtime on x86_64 with sse three disabled may load extra bytes from f64x2 splat, causing a segfault; fixed in 24.0.7, 36.0.7, 42.0.2, and 43.0.1.

Related
Packages
Refs
ReporterTitlePublishedViews
Family
ATTACKERKB
CVE-2026-34944
9 Apr 202618:38
attackerkb
Chainguard
CVE-2026-34944 vulnerabilities
22 Apr 202607:18
cgr
CNNVD
wasmtime 安全漏洞
9 Apr 202600:00
cnnvd
CVE
CVE-2026-34944
9 Apr 202618:38
cve
Cvelist
CVE-2026-34944 Wasmtime segfault or unused out-of-sandbox load with `f64x2.splat` operator on x86-64
9 Apr 202618:38
cvelist
Debian CVE
CVE-2026-34944
9 Apr 202618:38
debiancve
EUVD
EUVD-2026-21023
9 Apr 202620:22
euvd
Github Security Blog
Wasmtime segfault or unused out-of-sandbox load with `f64x2.splat` operator on x86-64
9 Apr 202620:22
github
NVD
CVE-2026-34944
9 Apr 202619:16
nvd
OPENSUSE Linux
Security update for tree-sitter (important)
19 May 202600:00
opensuse
Rows per page
OSOS VersionArchitecturePackagePackage VersionFilename
Ubuntu26.04anyrust-wasmtime0rust-wasmtime_0_any.deb
Ubuntu24.04anyrust-wasmtime0rust-wasmtime_0_any.deb
Ubuntu25.10anyrust-wasmtime0rust-wasmtime_0_any.deb

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16 Apr 2026 02:57Current
5.8Medium risk
Vulners AI Score5.8
CVSS 3.15.7
CVSS 44.1
EPSS0.00227
SSVC
13