CVE-2024-42139

Published: July 31, 2024Last modified: July 31, 2024

Description

In the Linux kernel, the following vulnerability has been resolved: ice: Fix improper extts handling Extts events are disabled and enabled by the application ts2phc. However, in case where the driver is removed when the application is running, a specific extts event remains enabled and can cause a kernel crash. As a side effect, when the driver is reloaded and application is started again, remaining extts event for the channel from a previous run will keep firing and the message "extts on unexpected channel" might be printed to the user. To avoid that, extts events shall be disabled when PTP is released.

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Status

References

• https://git.kernel.org/stable/c/00d3b4f54582d4e4a02cda5886bb336eeab268cc
• https://git.kernel.org/stable/c/9f69b31ae9e25dec27ad31fbc64dd99af16ee3d3