CVE-2022-49457
CVE-2022-49457 is a medium-severity vulnerability in Linux Linux Kernel with a CVSS 3.x base score of 5.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.
Key facts
- Severity: Medium (CVSS 3.x base score 5.5)
- EPSS exploit prediction: 0% (17th percentile)
- Actively exploited: Not listed in CISA KEV
- EU (EUVD) id: EUVD-2022-54772
- Affected product: Linux Linux Kernel
- Published:
- Last modified:
Description
In the Linux kernel, the following vulnerability has been resolved: ARM: versatile: Add missing of_node_put in dcscb_init The device_node pointer is returned by of_find_compatible_node with refcount incremented. We should use of_node_put() to avoid the refcount leak.
Frequently asked questions
- What is CVE-2022-49457?
- In the Linux kernel, the following vulnerability has been resolved: ARM: versatile: Add missing of_node_put in dcscb_init The device_node pointer is returned by of_find_compatible_node with refcount incremented. We should use of_node_put() to avoid the refcount leak.
- How severe is CVE-2022-49457?
- CVE-2022-49457 has a CVSS 3.x base score of 5.5, rated medium severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.
- Is CVE-2022-49457 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (17th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2022-49457?
- CVE-2022-49457 affects Linux Linux Kernel. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2022-49457?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
- Does CVE-2022-49457 have an EU (EUVD) identifier?
- Yes. CVE-2022-49457 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2022-54772.
- When was CVE-2022-49457 published?
- CVE-2022-49457 was published on 2025-02-26 and last updated on 2026-06-17.
References
- https://git.kernel.org/stable/c/23b44f9c649bbef10b45fa33080cd8b4166800ae
- https://git.kernel.org/stable/c/2d7b23db35254b7d46e852967090c64cdccf24da
- https://git.kernel.org/stable/c/3c6006faed9aba5144b33176d061031a9be66954
- https://git.kernel.org/stable/c/83c329b980bddbc8c6a3d287d91f2103a4d4a860
- https://git.kernel.org/stable/c/a0fc05cd17617e63fc13ad0c01f3f0afd890d8ec
- https://git.kernel.org/stable/c/bbdfb7d4f036118d36415a2575efa6f5246505ae
- https://git.kernel.org/stable/c/d146e2a9864ade19914494de3fb520390b415d58
- https://git.kernel.org/stable/c/d6de7b181c29cd4578ec139aafb5eac062abbe1b
- https://git.kernel.org/stable/c/fcd1999ba97445a12cc394f5f42ffd9116bf0185
Affected products (1)
- cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
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