An issue was discovered in Denx U-Boot before 2026.04. (CVE-2025-70293)
An issue was discovered in Denx U-Boot before 2026.04. An integer overflow vulnerability exists in function ext4fs_get_bgdtable, the size calculation can lead to under allocation and this underallocated buffer will be used in memcpy() which could lead to arbitrary code execution, a denial of service, or other unspecified impacts.
An issue was discovered in Denx U-Boot before 2026.04. (CVE-2025-70293)
Description
An issue was discovered in Denx U-Boot before 2026.04. An integer overflow vulnerability exists in function ext4fs_get_bgdtable, the size calculation can lead to under allocation and this underallocated buffer will be used in memcpy() which could lead to arbitrary code execution, a denial of service, or other unspecified impacts.
Technical Details
- Gcve Source
- db.gcve.eu
- Osv Id
- GHSA-jgm9-xpcw-hqh9
- Osv Schema Version
- 1.4.0
- Aliases
- ["CVE-2025-70293"]
- Ecosystems
- []
- Database Specific Severity
- null
- Cvss Version
- null
Threat ID: 6a905423acd9273b49698800
Added to database: 08/27/2026, 15:13:39 UTC
Last updated: 08/28/2026, 02:51:59 UTC
Views: 2
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