CVE-2022-49373

watchdog: ts4800_wdt: Fix refcount leak in ts4800_wdt_probe

State: Published
Severity: 5.5 Medium
Published: Feb 26, 2025
Updated: May 11, 2026
Reserved: Feb 26, 2025

Description

In the Linux kernel, the following vulnerability has been resolved:

watchdog: ts4800_wdt: Fix refcount leak in ts4800_wdt_probe

of_parse_phandle() returns a node pointer with refcount incremented, we should use of_node_put() on it when done. Add missing of_node_put() in some error paths.

Scores

CVSS	Score	Vector	Source
3.1	5.5 Medium	CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H	CISA-ADP

Weaknesses

The record names no weakness.

Affected Products

Product	Versions
LinuxLinux	bf9006399939762e6cd32445e848e56727df9d98 to before 5b110d940417942bc87d9e4bea6d4f24e05ed483Affected bf9006399939762e6cd32445e848e56727df9d98 to before 910b1cdf6c50ae8fb222e46657d04fb181577017Affected bf9006399939762e6cd32445e848e56727df9d98 to before 7a4afd8a003d6abf1f5d159c2bb67e6b7cbde253Affected bf9006399939762e6cd32445e848e56727df9d98 to before 91fa5aa53f68b85e779164b3127c7e23cad5c457Affected bf9006399939762e6cd32445e848e56727df9d98 to before f067b5286edfd83d2d3903e8578b561599d62539Affected bf9006399939762e6cd32445e848e56727df9d98 to before 5d24df3d690809952528e7a19a43d84bc5b99d44Affected
LinuxLinux	4.5Affected before 4.5Not affected 5.4.198 through 5.4.Not affected 5.10.122 through 5.10.Not affected 5.15.47 through 5.15.Not affected 5.17.15 through 5.17.Not affected 5.18.4 through 5.18.*Not affected 5.19 and laterNot affected

Product

Versions

LinuxLinux

bf9006399939762e6cd32445e848e56727df9d98 to before 5b110d940417942bc87d9e4bea6d4f24e05ed483Affected
bf9006399939762e6cd32445e848e56727df9d98 to before 910b1cdf6c50ae8fb222e46657d04fb181577017Affected
bf9006399939762e6cd32445e848e56727df9d98 to before 7a4afd8a003d6abf1f5d159c2bb67e6b7cbde253Affected
bf9006399939762e6cd32445e848e56727df9d98 to before 91fa5aa53f68b85e779164b3127c7e23cad5c457Affected
bf9006399939762e6cd32445e848e56727df9d98 to before f067b5286edfd83d2d3903e8578b561599d62539Affected
bf9006399939762e6cd32445e848e56727df9d98 to before 5d24df3d690809952528e7a19a43d84bc5b99d44Affected

LinuxLinux

4.5Affected
before 4.5Not affected
5.4.198 through 5.4.*Not affected
5.10.122 through 5.10.*Not affected
5.15.47 through 5.15.*Not affected
5.17.15 through 5.17.*Not affected
5.18.4 through 5.18.*Not affected
5.19 and laterNot affected

References

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