CVE-2022-49676

memory: samsung: exynos5422-dmc: Fix refcount leak in of_get_dram_timings

CVSS 5.5 MEDIUMEPSS 0.2%

Vexday Risk Score

13Low

SSVC decision (CISA)

Track

No exploitation signal → monitor

CVSS 5.5EPSS 0.2%KEV nãoPoC —Nuclei —Metasploit —Patch —

Lifecycle

26 Feb 2025Published on NVD

Recommendation: Monitor — no exploitation signal at the moment.

In the Linux kernel, the following vulnerability has been resolved: memory: samsung: exynos5422-dmc: Fix refcount leak in of_get_dram_timings of_parse_phandle() returns a node pointer with refcount incremented, we should use of_node_put() on it when not need anymore. This function doesn't call of_node_put() in some error paths. To unify the structure, Add put_node label and goto it on errors.

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Affected products

Linux · Linux

References

https://git.kernel.org/stable/c/1332661e09304b7b8e84e5edc11811ba08d12abe https://git.kernel.org/stable/c/889aad2203e09eed2071ca8985c25e9d6aea5735 https://git.kernel.org/stable/c/bb2a481778c60f912c363e271ae46b55ff8132db https://git.kernel.org/stable/c/cde4480b5ab06195b9164184b0c02ced71e601b4