CVE-2022-48693 : In the Linux kernel, the following vulnerability has been resolved: soc: brcmst

In the Linux kernel, the following vulnerability has been resolved: soc: brcmstb: pm-arm: Fix refcount leak and __iomem leak bugs In brcmstb_pm_probe(), there are two kinds of leak bugs: (1) we need to add of_node_put() when for_each__matching_node() breaks (2) we need to add iounmap() for each iomap in fail path

Published 2024-05-03 15:15:08

Updated 2024-05-23 20:34:09

Source Linux

View at NVD, CVE.org

Products affected by CVE-2022-48693

Linux » Linux Kernel
Versions from including (>=) 4.15 and before (<) 4.19.258
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
Matching versions
Linux » Linux Kernel
Versions from including (>=) 4.20 and before (<) 5.4.213
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
Matching versions
Linux » Linux Kernel
Versions from including (>=) 5.16 and before (<) 5.19.9
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
Matching versions
Linux » Linux Kernel
Versions from including (>=) 5.11 and before (<) 5.15.68
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
Matching versions
Linux » Linux Kernel
Versions from including (>=) 5.5 and before (<) 5.10.143
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
Matching versions

Exploit prediction scoring system (EPSS) score for CVE-2022-48693

EPSS FAQ

0.05%

Probability of exploitation activity in the next 30 days EPSS Score History

~ 12 %

Percentile, the proportion of vulnerabilities that are scored at or less

CVSS scores for CVE-2022-48693

Base Score	Base Severity	CVSS Vector	Exploitability Score	Impact Score	Score Source	First Seen
5.5	MEDIUM	CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H	1.8	3.6	NIST	2024-05-23
Attack Vector: Local Attack Complexity: Low Privileges Required: Low User Interaction: None Scope: Unchanged Confidentiality: None Integrity: None Availability: High

CWE ids for CVE-2022-48693

CWE-401 Missing Release of Memory after Effective Lifetime

The product does not sufficiently track and release allocated memory after it has been used, making the memory unavailable for reallocation and reuse.

Assigned by: nvd@nist.gov (Primary)

References for CVE-2022-48693

https://git.kernel.org/stable/c/43245c77d9efd8c9eb91bf225d07954dcf32204d

soc: brcmstb: pm-arm: Fix refcount leak and __iomem leak bugs - kernel/git/stable/linux.git - Linux kernel stable tree
Patch
https://git.kernel.org/stable/c/0284b4e6dec6088a41607aa3f42bf51edff01883

soc: brcmstb: pm-arm: Fix refcount leak and __iomem leak bugs - kernel/git/stable/linux.git - Linux kernel stable tree
Patch
https://git.kernel.org/stable/c/653500b400d5576940b7429690f7197199ddcc82

soc: brcmstb: pm-arm: Fix refcount leak and __iomem leak bugs - kernel/git/stable/linux.git - Linux kernel stable tree
Patch
https://git.kernel.org/stable/c/57b2897ec3ffe4cbe018446be6d04432919dca6b

soc: brcmstb: pm-arm: Fix refcount leak and __iomem leak bugs - kernel/git/stable/linux.git - Linux kernel stable tree
Patch
https://git.kernel.org/stable/c/6dc0251638a4a1a998506dbd4627f8317e907558

soc: brcmstb: pm-arm: Fix refcount leak and __iomem leak bugs - kernel/git/stable/linux.git - Linux kernel stable tree
Patch
https://git.kernel.org/stable/c/1085f5080647f0c9f357c270a537869191f7f2a1

soc: brcmstb: pm-arm: Fix refcount leak and __iomem leak bugs - kernel/git/stable/linux.git - Linux kernel stable tree
Patch

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Vulnerability Details : CVE-2022-48693

Products affected by CVE-2022-48693

Exploit prediction scoring system (EPSS) score for CVE-2022-48693

CVSS scores for CVE-2022-48693

CWE ids for CVE-2022-48693

References for CVE-2022-48693