Open-source package vulnerability · PyPI
CVE-2024-34249: pywasm3 contains a heap buffer overflow which leads to segmentation fault
criticalCVSS 3.1 9.8GHSA-mq9p-qw76-q6h7
wasm3 v0.5.0 was discovered to contain a heap buffer overflow which leads to segmentation fault via the function "DeallocateSlot" in wasm3/source/m3compile.c.
Published May 6, 2024 · Updated Jun 9, 2026
Affected packages
pywasm3
- Ecosystem
- PyPI
- Affected
- <= 0.5.0
- Fixed in
- No patched version yet
- Check
pip show pywasm3
Advisory details
From the GitHub Advisory Database (CC BY 4.0).
wasm3 v0.5.0 was discovered to contain a heap buffer overflow which leads to segmentation fault via the function "DeallocateSlot" in wasm3/source/m3_compile.c.
References
How this page is made: the data panel comes from the GitHub Advisory Database, CISA’s KEV catalog, the NVD and FIRST EPSS, and updates twice a day. No analysis has been written for this entry yet. Methodology