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Ubuntu: (CVE-2023-52459): linux-raspi-realtime vulnerability

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Ubuntu: (CVE-2023-52459): linux-raspi-realtime vulnerability

Severity
4
CVSS
(AV:L/AC:M/Au:N/C:P/I:P/A:P)
Published
02/23/2024
Created
02/12/2025
Added
02/11/2025
Modified
02/11/2025

Description

In the Linux kernel, the following vulnerability has been resolved: media: v4l: async: Fix duplicated list deletion The list deletion call dropped here is already called from the helper function in the line before. Having a second list_del() call results in either a warning (with CONFIG_DEBUG_LIST=y): list_del corruption, c46c8198->next is LIST_POISON1 (00000100) If CONFIG_DEBUG_LIST is disabled the operation results in a kernel error due to NULL pointer dereference.

Solution(s)

  • ubuntu-upgrade-linux-raspi-realtime

References

  • https://attackerkb.com/topics/cve-2023-52459
  • CVE - 2023-52459
  • https://git.kernel.org/stable/c/3de6ee94aae701fa949cd3b5df6b6a440ddfb8f2
  • https://git.kernel.org/stable/c/49d82811428469566667f22749610b8c132cdb3e
  • https://git.kernel.org/stable/c/b7062628caeaec90e8f691ebab2d70f31b7b6b91
  • https://www.cve.org/CVERecord?id=CVE-2023-52459
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