CVEvulnerability
CVE-2021-47032
5.5 MEDIUM
Official page ↗
- Status
- Analyzed
- Published
- 2024-02-28
- 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-401
Description
In the Linux kernel, the following vulnerability has been resolved:
mt76: mt7915: fix tx skb dma unmap
The first pointer in the txp needs to be unmapped as well, otherwise it will
leak DMA mapping entries
Affected configurations
• linux linux kernel (>= 5.10 < 5.10.37)
• linux linux kernel (>= 5.11 < 5.11.21)
• linux linux kernel (>= 5.12 < 5.12.4)
Related
Weakness · CWE (1)
- CWE-401 Missing Release of Memory after Effective Lifetime weakness
References
- https://git.kernel.org/stable/c/4a9dcd6efb2a268fc5707dcfb3b0c412975c4462 Patch
- https://git.kernel.org/stable/c/4e7914ce23306b28d377ec395e00e5fde0e6f96e Patch
- https://git.kernel.org/stable/c/7dcf3c04f0aca746517a77433b33d40868ca4749 Patch
- https://git.kernel.org/stable/c/e2cdc9cb33c5963efe1a7c022753386f9463d1b7 Patch
- https://git.kernel.org/stable/c/4a9dcd6efb2a268fc5707dcfb3b0c412975c4462 Patch
- https://git.kernel.org/stable/c/4e7914ce23306b28d377ec395e00e5fde0e6f96e Patch
- https://git.kernel.org/stable/c/7dcf3c04f0aca746517a77433b33d40868ca4749 Patch
- https://git.kernel.org/stable/c/e2cdc9cb33c5963efe1a7c022753386f9463d1b7 Patch