CVE-2025-1933
- Source
- https://cve.org/CVERecord?id=CVE-2025-1933
- Import Source
- https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2025-1933.json
- JSON Data
- https://api.test.osv.dev/v1/vulns/CVE-2025-1933
- Downstream
- Related
- Withdrawn
- 2026-01-27T04:19:55.789510Z
- Published
- 2025-03-04T14:15:38Z
- Modified
- 2026-01-27T04:19:55.789510Z
- Summary
- [none]
- Details
-
On 64-bit CPUs, when the JIT compiles WASM i32 return values they can pick up bits from left over memory. This can potentially cause them to be treated as a different type. This vulnerability affects Firefox < 136, Firefox ESR < 115.21, Firefox ESR < 128.8, Thunderbird < 136, and Thunderbird < 128.8.
- References
-
- https://www.mozilla.org/security/advisories/mfsa2025-14/
- https://www.mozilla.org/security/advisories/mfsa2025-15/
- https://www.mozilla.org/security/advisories/mfsa2025-16/
- https://www.mozilla.org/security/advisories/mfsa2025-17/
- https://www.mozilla.org/security/advisories/mfsa2025-18/
- https://bugzilla.mozilla.org/show_bug.cgi?id=1946004