SamsungCVE-2026-86314
Samsung Walrus: integer overflow
Medium6.2CVE-2026-86314 · Published Sep 7, 2026 · updated Sep 8, 2026
Integer overflow in the source-bounds check in Memory::init() (src/runtime/Memory.cpp) in Samsung walrus on all platforms allows a remote attacker to cause an out-of-bounds heap read and denial of service via a crafted WebAssembly module in which a 32-bit unsigned addition wraps around and bypasses the bounds check. This issue affects Walrus: ff3bf5ff5c4878f8e5572c9593d303f6bc997443.
Affected versions
| Package | Affected | Fixed in |
|---|---|---|
| Walrus Product | <= ff3bf5ff5c4878f8e5572c9593d303f6bc997443 | No fix yet |
Details and references
- CVSS 3.1
- CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- Severity from
- the vendor (its own CVE record or advisory)
- Weakness
- CWE-190
More Samsung advisories
All Samsung| Date | Advisory | Severity | Fixed in |
|---|---|---|---|
| Sep 9 | Samsung: improper input validation | Medium6.9 | No fix yet |
| Sep 9 | Samsung: improper input validation | Medium6.9 | No fix yet |
| Sep 9 | Samsung: out-of-bounds write | High8.6 | No fix yet |
| Sep 9 | Samsung ProxyHandler: improper authorization | Medium4.8 | No fix yet |
| Sep 7 | Samsung Escargot: out-of-bounds write | Medium6.2 | No fix yet |
| Sep 7 | Samsung Walrus: out-of-bounds write | High7.8 | No fix yet |