CVE-2022-50207

ARM: bcm: Fix refcount leak in bcm_kona_smc_init

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 0.3%

Description

In the Linux kernel, the following vulnerability has been resolved: ARM: bcm: Fix refcount leak in bcm_kona_smc_init of_find_matching_node() 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%

3.10 ≤ v < 4.14.2913.10 ≤ v < 4.19.2563.10 ≤ v < 5.10.1373.10 ≤ v < 5.15.613.10 ≤ v < 5.18.183.10 ≤ v < 5.19.23.10 ≤ v < 5.4.2113.10 ≤ v < 6.04.15 ≤ v < 4.19.2564.20 ≤ v < 5.4.2115.11 ≤ v < 5.15.615.16 ≤ v < 5.18.185.19 ≤ v < 5.19.25.5 ≤ v < 5.10.1373.10b8eb35fd594aa5b635e329d5c8efab8aaceb8619

Vendor states this is fixed in 02b658bfb26452f2c13e4577a13ab802f89a6642 (fixed)

Vendor states this is fixed in 5afe042c889437de83f38a9d73d145742fb4f65f (fixed)

Vendor states this is fixed in 62d719d31ec667276d7375b64542b080cf187797 (fixed)

Vendor states this is fixed in 75866df2b1d673df5b7781e565ada753a7895f04 (fixed)

Vendor states this is fixed in 91e7f04f53e680bc72f0a9a5c682ab652100b9c8 (fixed)

Vendor states this is fixed in bc7f487395f208fd9af69e9a807815e10435aba7 (fixed)

Vendor states this is fixed in c6964cb9ac7a43bf78e7d60126e2722992de2ea1 (fixed)

Vendor states this is fixed in cb23389a2458c2e4bfd6c86a513cbbe1c4d35e76 (fixed)

Vendor states this is fixed in 3.10 (unaffected)

Vendor states this is fixed in 4.14.291 (unaffected)

Vendor states this is fixed in 4.19.256 (unaffected)

Vendor states this is fixed in 5.10.137 (unaffected)