Zheng Yongjun

**Name of the Vulnerable Software and Affected Versions** Linux kernel (affected versions not specified) **Description** A potential NULL pointer dereference issue has been identified in the Linux kernel, specifically in the `net: dsa: felix` component. This issue arises when `kzalloc()` fails to allocate memory and returns a NULL pointer. To prevent the dereference of a NULL pointer, it is recommended to check the `sgi` variable. **Recommendations** At the moment, there is no information about a newer version that contains a fix for this vulnerability.

**Name of the Vulnerable Software and Affected Versions** Linux kernel (affected versions not specified) **Description** A potential NULL pointer dereference issue has been identified in the Linux kernel, specifically in the `sparx5` switchdev component. The issue arises from the possibility of `devm kzalloc()` returning a NULL pointer, which could lead to a dereference error if not properly checked. To prevent this, it is recommended to verify the `db` variable. **Recommendations** For the Linux kernel, to mitigate this issue, consider adding a check for the `db` variable to prevent the dereference of a NULL pointer. At the moment, there is no information about a newer version that contains a fix for this vulnerability.

**Name of the Vulnerable Software and Affected Versions** Linux kernel (affected versions not specified) **Description** A potential NULL dereference issue has been identified in the Linux kernel, specifically in the `sr thermal probe` function within the `thermal/drivers/broadcom` module. The issue arises because `platform get resource()` may return NULL, and a proper check is necessary to avoid potential NULL dereferencing. **Recommendations** At the moment, there is no information about a newer version that contains a fix for this vulnerability.