wasm3/pywasm3 · Security
pywasm3 has Improper Restriction of Operations within the Bounds of a Memory Buffer
- GHSA ID
- GHSA-rrmw-gv85-w824
- CVE ID
- CVE-2025-6272
- Severity
- low
- Published
- Updated
- CVSS
- 3.3 · CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L
- CVSS v3
- 3.3 · CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L
- CVSS v4
- 1.9 · CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P
Description
A vulnerability has been found in wasm3 0.5.0 and classified as problematic. This vulnerability affects the function MarkSlotAllocated of the file source/m3_compile.c. The manipulation leads to out-of-bounds write. An attack has to be approached locally. The exploit has been disclosed to the public and may be used.
CWEs
- CWE-119 · Improper Restriction of Operations within the Bounds of a Memory Buffer
References
- https://nvd.nist.gov/vuln/detail/CVE-2025-6272 ↗
- https://github.com/wasm3/wasm3/issues/531 ↗
- https://github.com/user-attachments/files/19516600/wasm3_crash.txt ↗
- https://vuldb.com/?ctiid.313276 ↗
- https://vuldb.com/?id.313276 ↗
- https://vuldb.com/?submit.593008 ↗
- https://github.com/pypa/advisory-database/tree/main/vulns/pywasm3/PYSEC-2025-186.yaml ↗
- https://github.com/wasm3/pywasm3/blob/main/wasm3/m3_compile.c#L333 ↗
- https://github.com/advisories/GHSA-rrmw-gv85-w824 ↗