CVEvulnerability
CVE-2021-47601
5.5 MEDIUM
Official page ↗
- Status
- Modified
- Published
- 2024-06-19
- Last modified
- 2026-06-17
- Assigner
- 416baaa9-dc9f-4396-8d5f-8c081fb06d67
- CVSS 3.1 ([email protected])
- 5.5 MEDIUM — CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
- Weaknesses
- CWE-476
Description
In the Linux kernel, the following vulnerability has been resolved:
tee: amdtee: fix an IS_ERR() vs NULL bug
The __get_free_pages() function does not return error pointers it returns
NULL so fix this condition to avoid a NULL dereference.
Affected configurations
• linux linux kernel (>= 5.6 < 5.10.88)
• linux linux kernel (>= 5.11 < 5.15.11)
Related
Weakness · CWE (1)
- CWE-476 NULL Pointer Dereference weakness
References
- https://git.kernel.org/stable/c/640e28d618e82be78fb43b4bf5113bc90d6aa442 Patch
- https://git.kernel.org/stable/c/832f3655c6138c23576ed268e31cc76e0f05f2b1 Patch
- https://git.kernel.org/stable/c/9d7482771fac8d8e38e763263f2ca0ca12dd22c6 Patch
- https://git.kernel.org/stable/c/640e28d618e82be78fb43b4bf5113bc90d6aa442 Patch
- https://git.kernel.org/stable/c/832f3655c6138c23576ed268e31cc76e0f05f2b1 Patch
- https://git.kernel.org/stable/c/9d7482771fac8d8e38e763263f2ca0ca12dd22c6 Patch