low3.3
CVE-2021-46934
In the Linux kernel, the following vulnerability has been resolved: i2c: validate user data in compat ioctl Wrong user data may cause warning in i2c_transfer()…
Impact
In the Linux kernel, the following vulnerability has been resolved: i2c: validate user data in compat ioctl Wrong user data may cause warning in i2c_transfer(), ex: zero msgs. Userspace should not be able to trigger warnings, so this patch adds validation checks for user data in compact ioctl to prevent reported warnings
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| Linux | Linux Kernel | from 4.15.0 before 4.19.224 from 4.20.0 before 5.4.170 from 5.5.0 before 5.10.90 from 5.11.0 before 5.15.13 |
Weakness classification
References
- NVD record
- CVE.org record
- https://git.kernel.org/stable/c/407c8708fb1bf2d4afc5337ef50635cf540c364b
- https://git.kernel.org/stable/c/8d31cbab4c295d7010ebb729e9d02d0e9cece18f
- https://git.kernel.org/stable/c/9e4a3f47eff476097e0c7faac04d1831fc70237d
- https://git.kernel.org/stable/c/bb436283e25aaf1533ce061605d23a9564447bdf
- https://git.kernel.org/stable/c/f68599581067e8a5a8901ba9eb270b4519690e26
- https://git.kernel.org/stable/c/407c8708fb1bf2d4afc5337ef50635cf540c364b
- https://git.kernel.org/stable/c/8d31cbab4c295d7010ebb729e9d02d0e9cece18f
- https://git.kernel.org/stable/c/9e4a3f47eff476097e0c7faac04d1831fc70237d
- https://git.kernel.org/stable/c/bb436283e25aaf1533ce061605d23a9564447bdf
- https://git.kernel.org/stable/c/f68599581067e8a5a8901ba9eb270b4519690e26