CVE-2025-38384

MEDIUM

Linux Kernel - Use-After-Free in MTD SPI-NAND ECC Engine Configuration

Title source: llm
STIX 2.1

Description

In the Linux kernel, the following vulnerability has been resolved: mtd: spinand: fix memory leak of ECC engine conf Memory allocated for the ECC engine conf is not released during spinand cleanup. Below kmemleak trace is seen for this memory leak: unreferenced object 0xffffff80064f00e0 (size 8): comm "swapper/0", pid 1, jiffies 4294937458 hex dump (first 8 bytes): 00 00 00 00 00 00 00 00 ........ backtrace (crc 0): kmemleak_alloc+0x30/0x40 __kmalloc_cache_noprof+0x208/0x3c0 spinand_ondie_ecc_init_ctx+0x114/0x200 nand_ecc_init_ctx+0x70/0xa8 nanddev_ecc_engine_init+0xec/0x27c spinand_probe+0xa2c/0x1620 spi_mem_probe+0x130/0x21c spi_probe+0xf0/0x170 really_probe+0x17c/0x6e8 __driver_probe_device+0x17c/0x21c driver_probe_device+0x58/0x180 __device_attach_driver+0x15c/0x1f8 bus_for_each_drv+0xec/0x150 __device_attach+0x188/0x24c device_initial_probe+0x10/0x20 bus_probe_device+0x11c/0x160 Fix the leak by calling nanddev_ecc_engine_cleanup() inside spinand_cleanup().

Scores

CVSS v3 5.5
EPSS 0.0015
EPSS Percentile 4.3%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Details

CWE
CWE-401
Status published
Products (22)
debian/debian_linux 11.0
linux/Kernel 5.11.0 - 5.15.187linux
linux/Kernel 5.16.0 - 6.1.144linux
linux/Kernel 6.13.0 - 6.15.6linux
linux/Kernel 6.2.0 - 6.6.97linux
linux/Kernel 6.7.0 - 6.12.37linux
Linux/Linux < 5.11
Linux/Linux 3d1f08b032dc4e168f3aefed1e07a63c3c080325 - 6463cbe08b0cbf9bba8763306764f5fd643023e1
Linux/Linux 3d1f08b032dc4e168f3aefed1e07a63c3c080325 - 68d3417305ee100dcad90fd6e5846b22497aa394
Linux/Linux 3d1f08b032dc4e168f3aefed1e07a63c3c080325 - 93147abf80a831dd3b5660b3309b4f09546073b2
... and 12 more
Published Jul 25, 2025
Tracked Since Feb 18, 2026