CVE-2022-50158

mtd: partitions: Fix refcount leak in parse_redboot_of

MEDIUM

5.5

CVSS Score

Published: June 18, 2025 at 11:03 AM UTC

Updated: June 17, 2026 at 05:22 AM UTC

1 product affected across 1 vendorLinux Kernel

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Severity

MEDIUM5.5

Exploit prediction

EPSS 0.2%

Description

In the Linux kernel, the following vulnerability has been resolved: mtd: partitions: Fix refcount leak in parse_redboot_of of_get_child_by_name() returns a node pointer with refcount incremented, we should use of_node_put() on it when not need anymore. Add missing of_node_put() to avoid refcount leak.

Affected

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

Linux Kernel · Linux

95%

v ≥ 5.12.17v ≥ 5.13.25.10.50 ≤ v < 5.10.1375.12.17 ≤ v < 5.135.13.2 ≤ v < 5.145.13.2 ≤ v < 5.15.615.14 ≤ v < 5.15.615.14 ≤ v < 5.18.185.14 ≤ v < 5.19.25.14 ≤ v < 6.05.16 ≤ v < 5.18.185.19 ≤ v < 5.19.25.4.132 ≤ v < 5.4.211237960880960863fb41888763d635b384cffb1042f8824f556a3ebea9840c53326e55cc1833166115.10.50 5.12.17 5.13.2 5.14 5.4.1326490ed7c4684caf9851a0b98e0ab17a8d693dadad5023eb76f0dc651558b0c7ba04565891ff18435fa132c7ea108eacc67357ffe3172d3e68fcd71a2

Vendor states this is fixed in 55d0f7da66dec93c4d53d0886a1555618079a900 (fixed)

Vendor states this is fixed in 7ec48ac18d8f9e002ce9bfbad32741086739e499 (fixed)

Vendor states this is fixed in 8ea607579d300b2f7fc997f3dd20949114565fcd (fixed)

Vendor states this is fixed in 9f7e62815cf3cbbcb1b8cb21649fb4dfdb3aa016 (fixed)

Vendor states this is fixed in e24af43d0cbe9f6aaa413c15ccce50bbbfd61e0e (fixed)

Vendor states this is fixed in f3cc27198c5d78cdda60a55ae749f815cd1fe5eb (fixed)

Vendor states this is fixed in 5.10.137 (unaffected)

Affected range stops below 5.13, so it looks safe — our inference, not a vendor statement

Vendor states this is fixed in 5.14 (unaffected)

Vendor states this is fixed in 5.15.61 (unaffected)

Vendor states this is fixed in 5.18.18 (unaffected)

Vendor states this is fixed in 5.19.2 (unaffected)