CVE-2025-38384

mtd: spinand: fix memory leak of ECC engine conf

MEDIUM

5.5

CVSS Score

Published: July 25, 2025 at 12:53 PM UTC

Updated: June 17, 2026 at 09:16 AM UTC

2 products affected across 2 vendorsLinux KernelDebian Linux

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Severity

MEDIUM5.5

Exploit prediction

EPSS 0.2%

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().

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Debian Linux · Debiandrupal

95%

11.0

Linux Kernel · Linux

95%

v < 5.15.1875.11 ≤ v < 5.15.1875.11 ≤ v < 6.1.1445.11 ≤ v < 6.12.375.11 ≤ v < 6.15.65.11 ≤ v < 6.165.11 ≤ v < 6.6.975.16 ≤ v < 6.1.1446.13 ≤ v < 6.15.66.2 ≤ v < 6.6.976.7 ≤ v < 6.12.373d1f08b032dc4e168f3aefed1e07a63c3c0803255.11 6.16 rc1 6.16 rc2

Vendor states this is fixed in 6463cbe08b0cbf9bba8763306764f5fd643023e1 (fixed)

Vendor states this is fixed in 68d3417305ee100dcad90fd6e5846b22497aa394 (fixed)

Vendor states this is fixed in 93147abf80a831dd3b5660b3309b4f09546073b2 (fixed)

Vendor states this is fixed in c40b207cafd006c610832ba52a81cedee77adcb9 (fixed)

Vendor states this is fixed in d5c1e3f32902ab518519d05515ee6030fd6c59ae (fixed)

Vendor states this is fixed in f99408670407abb6493780e38cb4ece3fbb52cfc (fixed)

Vendor states this is fixed in 5.11 (unaffected)

Vendor states this is fixed in 5.15.187 (unaffected)

Vendor states this is fixed in 6.1.144 (unaffected)

Vendor states this is fixed in 6.12.37 (unaffected)

Vendor states this is fixed in 6.15.6 (unaffected)

Vendor states this is fixed in 6.16 (unaffected)