Resource management error in Linux kernel - CVE-2025-38479
Published: April 22, 2025 / Updated: May 10, 2025
Vulnerability details
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to resource management error within the fsl_edma2_irq_init(), fsl_edma_irq_exit() and fsl_edma_probe() functions in drivers/dma/fsl-edma-main.c. A local user can perform a denial of service (DoS) attack.
Affected software
Ubuntu
linux (Ubuntu package)
linux-lowlatency (Ubuntu package)
linux-azure (Ubuntu package)
linux-oem-6.11 (Ubuntu package)
linux-aws (Ubuntu package)
How to mitigate CVE-2025-38479
linux (Ubuntu package) - addressed in versions 6.11.0-28.28, 6.11.0-28.28~24.04.1, 6.11.0-1011.11, 6.11.0-1014.14, 6.11.0-1015.16, 6.11.0-1016.16, 6.11.0-1016.16~24.04.1, 6.11.0-1017.18, 6.14.0-22.22, 6.14.0-1004.4, 6.14.0-1007.7, 6.14.0-1008.8
linux-lowlatency (Ubuntu package) - addressed in versions 6.11.0-1015.16, 6.11.0-1015.16~24.04.2
linux-azure (Ubuntu package) - addressed in versions 6.11.0-1018.18, 6.11.0-1018.18~24.04.1, 6.14.0-1007.7
linux-oem-6.11 (Ubuntu package) - update to 6.11.0-1024.24
linux-aws (Ubuntu package) - addressed in versions 6.14.0-1007.7, 6.14.0-1007.7+1
External References
- https://git.kernel.org/stable/c/38ff8769074db27387cb2323aaa751e59d168e6a
- https://git.kernel.org/stable/c/55e2dbe2ba787d4fc2306f6bb2f43fb32176e184
- https://git.kernel.org/stable/c/f3834d2d68749e4760c27325149765930ad876fd
- https://git.kernel.org/stable/c/fa70c4c3c580c239a0f9e83a14770ab026e8d820
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.12.23
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.13.11
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.14.2