CVE-2025-53901
Wasmtime has host panic with `fd_renumber` WASIp1 function
02 Description
Wasmtime has host panic with `fd_renumber` WASIp1 function
03 Exploitation and scoring
- Exploitation
- Assessed, none found. CISA's assessment recorded neither public exploit code nor evidence of exploitation when it was made.
- SSVC decision
- ExploitationnoneCISA recorded no public exploit code and no evidence of exploitation.
- AutomatablenoAt least one step from reconnaissance to exploitation cannot be reliably automated.
- Technical ImpactpartialSuccessful exploitation gives limited control of the vulnerable component.
- EPSS probability
- 0.38% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 31.7% of scored records. A rank, not a probability.
- NVD base score
- 3.5 (CVSS v3.x), scored by the NVD independently of the CNA.
- NVD CVSS vector
- CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:N/A:L
- NVD analysis status
- Analyzed. NVD last modified this record on 2026-06-17.
- Red Hat severity
- No Red Hat rating. Red Hat rates the CVEs that affect its products.
Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.
04 Metadata
- Published
- 2025-07-18 17:10Z1 YR AGO
- Last updated
- 2025-07-18 17:31Z1 YR AGO
- Reserved
- 2025-07-11
- Assigning CNA
- GitHub_M
- Record state
- PUBLISHED
- Severity
- Low (CVSS 3.5)
- CNA CVSS vector
- CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:N/A:L
- Weaknesses
- CWE-672Operation on a Resource after Expiration or ReleaseClass
- Data version
- 5.1
- Document digest
- 314d1a66b2b78da8a9db17032c804b7225ced45dab357fa9fdca95e39c421b5d
05 Affected products
06 References
- github.comhttps://github.com/bytecodealliance/wasmtime/security/advisories/GHSA-fm79-3f68-h2fc
- docs.wasmtime.devhttps://docs.wasmtime.dev/security-what-is-considered-a-security-vulnerability.html
- docs.wasmtime.devhttps://docs.wasmtime.dev/stability-release.html
- github.comhttps://github.com/WebAssembly/WASI/blob/e1aa1cae4dda4c1f70f23fe11e922aae92f240a8/legacy/preview1/witx/wasi_snapshot_preview1.witx#L245-L260
- github.comhttps://github.com/bytecodealliance/wasmtime/blob/037a6edadbc225decbea00a551aabf04203717d9/crates/wasi/src/preview1.rs#L1824-L1836
07 Fixed in
Debian 13
- rust-wasmtime No fix yet
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Debian 14
- rust-wasmtime Fixed in 36.0.5+dfsg-1
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Ubuntu 24.04 LTS
- rust-wasmtime No fix yet
Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.
Ubuntu 25.10
- rust-wasmtime No fix yet
Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.
Ubuntu 26.04 LTS
- rust-wasmtime No fix yet
Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.
Ubuntu 26.10
- rust-wasmtime No fix yet
Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.
A release or ecosystem missing from this list has no record here. It may be unaffected or not covered by the source. Source notices and licences.