HSEC-2024-0007
Sign extension error in the AArch64 NCG
Sign extension error in the AArch64 NCG
Arithmetic operations may result in incorrect runtime results on the native aarch64 backend. For the most part, this bug only causes availability and data integrity issues. However, in some circumstances, it may result in other, more complicated security related flaws, such as buffer overflow conditions.
What each source reports
OSV No score
Sign extension error in the AArch64 NCG
Sign extension error in the AArch64 NCG
Arithmetic operations may result in incorrect runtime results on the native aarch64 backend. For the most part, this bug only causes availability and data integrity issues. However, in some circumstances, it may result in other, more complicated security related flaws, such as buffer overflow conditions.
- Record
HSEC-2024-0007- Updated
- 2026-11-02
Affected packages
| Package | Affected | Fixed |
|---|---|---|
ghcGHC |
9.2.4 up to 9.2.5, 9.4.2 up to 9.4.3 | 9.2.59.4.3 |
History
| Recorded | Changed | Sources |
|---|---|---|
| first indexed | OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
HSEC-2024-0007 is a vulnerability with no CVSS score yet in ghc, published November 14, 2025. No source lists public exploit code. Fixed in ghc 9.2.5.