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CVE-2026-34942

🗓️ 09 Apr 2026 19:16:23Reported by [email protected]Type 
nvd
 nvd
🔗 web.nvd.nist.gov👁 5 Views

Wasmtime string transcoding to component model encodings could panic the host via unaligned pointers from guests, enabling denial of service; fixed in 24.0.7, 36.0.7, 42.0.2, 43.0.1.

Related
Detection
Refs
ReporterTitlePublishedViews
Family
ATTACKERKB
CVE-2026-34942
9 Apr 202618:32
attackerkb
Chainguard
CVE-2026-34942 vulnerabilities
22 Apr 202607:18
cgr
CNNVD
wasmtime 输入验证错误漏洞
9 Apr 202600:00
cnnvd
CVE
CVE-2026-34942
9 Apr 202618:32
cve
Cvelist
CVE-2026-34942 Wasmtime panics when transcoding misaligned utf-16 strings
9 Apr 202618:32
cvelist
Debian CVE
CVE-2026-34942
9 Apr 202618:32
debiancve
EUVD
EUVD-2026-20990
9 Apr 202620:22
euvd
Github Security Blog
Wasmtime: Panic when transcoding misaligned utf-16 strings
9 Apr 202620:22
github
OPENSUSE Linux
Security update for tree-sitter (important)
19 May 202600:00
opensuse
OSV
CGA-7F8X-XJFG-9CQ8
22 Apr 202605:00
osv
Rows per page
NVD
Node
bytecodealliancewasmtimeRange<24.0.7rust
OR
bytecodealliancewasmtimeRange25.0.036.0.7rust
OR
bytecodealliancewasmtimeRange37.0.042.0.2rust
OR
bytecodealliancewasmtimeRange43.0.043.0.1rust

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