CVE-2026-72140

i2c: mlxbf: Fix use-after-free in mlxbf_i2c_init_resource()

N/A

Published: August 15, 2026 at 05:53 AM UTC

Updated: August 17, 2026 at 06:18 AM UTC

1 product affected across 1 vendorLinux Kernel

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Severity

N/A

Exploit prediction

EPSS 0.2%

Description

In the Linux kernel, the following vulnerability has been resolved: i2c: mlxbf: Fix use-after-free in mlxbf_i2c_init_resource() If devm_platform_get_and_ioremap_resource() returns an error, mlxbf_i2c_init_resource() frees tmp_res before reading tmp_res->io to get the error code. This results in a use-after-free. Save the error code before freeing tmp_res.

Affected

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

Linux Kernel · Linux

95%

5.10 ≤ v < 5.10.2615.10 ≤ v < 5.15.2125.10 ≤ v < 6.1.1785.10 ≤ v < 6.12.975.10 ≤ v < 6.18.405.10 ≤ v < 6.6.1455.10 ≤ v < 7.1.55.10 ≤ v < 7.25.10b5b5b32081cd206baa6e58cca7f112d9723785d6

Vendor states this is fixed in 5290a52533e09c38374963f4bb0b35121fe555c7 (fixed)

Vendor states this is fixed in 6a108c9f5a81bb7b29dbb1398be0089655b6bfd2 (fixed)

Vendor states this is fixed in 71356737a7a55c76fee847563e3d33f8e6dc6b6d (fixed)

Vendor states this is fixed in b398cbbbb9dd76210682a8c9aabd34c5168800b9 (fixed)

Vendor states this is fixed in c4d9b6a0c9645366d9e4af8a6ac8347bd4c841aa (fixed)

Vendor states this is fixed in ce960a1b2caa4ad08291f28d8bcf17ad5a864e54 (fixed)

Vendor states this is fixed in e6a395a71f4652261d09b572a03c96052662a056 (fixed)

Vendor states this is fixed in fb267770bf822064f510c9b46743f533d8fa8a5f (fixed)

Vendor states this is fixed in 5.10 (unaffected)

Vendor states this is fixed in 5.10.261 (unaffected)

Vendor states this is fixed in 5.15.212 (unaffected)

Vendor states this is fixed in 6.1.178 (unaffected)