medium5.5
CVE-2022-0854
A memory leak flaw was found in the Linux kernel’s DMA subsystem, in the way a user calls DMA_FROM_DEVICE.
Impact
A memory leak flaw was found in the Linux kernel’s DMA subsystem, in the way a user calls DMA_FROM_DEVICE. This flaw allows a local user to read random memory from the kernel space.
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| Linux | Linux Kernel | through 5.16 Version 5.17 |
| Debian | Debian Linux | Versions 9.0, 10.0, 11.0 |
Weakness classification
References
- NVD record
- CVE.org record
- https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/kernel/dma/swiotlb.c?h=v5.17-rc8&id=aa6f8dcbab473f3a3c7454b74caa46d36cdc5d13
- https://lists.debian.org/debian-lts-announce/2022/07/msg00000.html
- https://www.debian.org/security/2022/dsa-5161
- https://www.debian.org/security/2022/dsa-5173
- https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/kernel/dma/swiotlb.c?h=v5.17-rc8&id=aa6f8dcbab473f3a3c7454b74caa46d36cdc5d13
- https://lists.debian.org/debian-lts-announce/2022/07/msg00000.html
- https://www.debian.org/security/2022/dsa-5161
- https://www.debian.org/security/2022/dsa-5173