CVE-2022-49861

In the Linux kernel, the following vulnerability has been resolved: dmaengine: mv_xor_v2: Fix a resource leak in mv_xor_v2_remove() A clk_prepare_enable() call in the probe is not balanced by a corresponding clk_disable_unprepare() in the remove function. Add the missing call.

CVSS v3 5.5 MEDIUM

5.5^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 1.8 / Impact : 3.6

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://git.kernel.org/stable/c/04f2cc56d80a1ac058045a7835c5bfd910f17863	Patch
https://git.kernel.org/stable/c/081195d17a0c4c636da2b869bd5809d42e8cbb13	Patch
https://git.kernel.org/stable/c/0b7ee3d50f32d277bf024b4ddb4de54da43a3025	Patch
https://git.kernel.org/stable/c/1d84887327659c58a6637060ac8c50c3a952a163	Patch
https://git.kernel.org/stable/c/20479886b40c0ed4864a5fc8490a1f6b70cccf1b	Patch
https://git.kernel.org/stable/c/4b6641c3a2ba95ddcfecec263b4a5e572a4b0641	Patch
https://git.kernel.org/stable/c/992e966caf57e00855edbd79f19d911809732a69	Patch
https://git.kernel.org/stable/c/a1cb72e20a64a3c83f9b4ee993fbf97e4c1d7714	Patch

Configurations

Configuration 1 (hide)

OR	cpe:2.3:o:linux:linux_kernel::::::::
	cpe:2.3:o:linux:linux_kernel::::::::
	cpe:2.3:o:linux:linux_kernel::::::::
	cpe:2.3:o:linux:linux_kernel::::::::
	cpe:2.3:o:linux:linux_kernel::::::::
	cpe:2.3:o:linux:linux_kernel::::::::
	cpe:2.3:o:linux:linux_kernel::::::::
	cpe:2.3:o:linux:linux_kernel:6.1:rc1::::::
	cpe:2.3:o:linux:linux_kernel:6.1:rc2::::::
	cpe:2.3:o:linux:linux_kernel:6.1:rc3::::::
	cpe:2.3:o:linux:linux_kernel:6.1:rc4::::::

History

07 May 2025, 13:31

Type	Values Removed	Values Added
New CVE

Information

Published : 2025-05-01 15:16

Updated : 2025-10-01 16:15

NVD link : CVE-2022-49861

Mitre link : CVE-2022-49861

CVE.ORG link : CVE-2022-49861

JSON object : View

Products Affected

linux

linux_kernel

CWE

NVD-CWE-Other

{"id": "CVE-2022-49861", "cveTags": [], "metrics": {"cvssMetricV31": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 5.5, "attackVector": "LOCAL", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "LOW", "confidentialityImpact": "NONE"}, "impactScore": 3.6, "exploitabilityScore": 1.8}, {"type": "Secondary", "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 5.5, "attackVector": "LOCAL", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "LOW", "confidentialityImpact": "NONE"}, "impactScore": 3.6, "exploitabilityScore": 1.8}]}, "published": "2025-05-01T15:16:09.727", "references": [{"url": "https://git.kernel.org/stable/c/04f2cc56d80a1ac058045a7835c5bfd910f17863", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/081195d17a0c4c636da2b869bd5809d42e8cbb13", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/0b7ee3d50f32d277bf024b4ddb4de54da43a3025", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/1d84887327659c58a6637060ac8c50c3a952a163", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/20479886b40c0ed4864a5fc8490a1f6b70cccf1b", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/4b6641c3a2ba95ddcfecec263b4a5e572a4b0641", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/992e966caf57e00855edbd79f19d911809732a69", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/a1cb72e20a64a3c83f9b4ee993fbf97e4c1d7714", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}], "vulnStatus": "Modified", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "NVD-CWE-Other"}]}], "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\ndmaengine: mv_xor_v2: Fix a resource leak in mv_xor_v2_remove()\n\nA clk_prepare_enable() call in the probe is not balanced by a corresponding\nclk_disable_unprepare() in the remove function.\n\nAdd the missing call."}, {"lang": "es", "value": "En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: dmaengine: mv_xor_v2: Se corrige una fuga de recursos en mv_xor_v2_remove(). Una llamada clk_prepare_enable() en la sonda no se compensa con la llamada clk_disable_unprepare() correspondiente en la funci\u00f3n de eliminaci\u00f3n. Agregue la llamada faltante."}], "lastModified": "2025-10-01T16:15:47.143", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "8EB31574-ACF0-47CB-8120-D5F7C0C20A1F", "versionEndExcluding": "4.9.334", "versionStartIncluding": "4.9.104"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "CCE4062F-51A3-41E5-AFB2-48F6BC456C30", "versionEndExcluding": "4.14.300", "versionStartIncluding": "4.14.45"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "0EB4A88B-8032-4846-8973-0666BAC089F0", "versionEndExcluding": "4.19.267", "versionStartIncluding": "4.16"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "94D21814-3051-4860-AB06-C7880A3D4933", "versionEndExcluding": "5.4.225", "versionStartIncluding": "4.20"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "172AC75C-0949-4468-9C58-64E2893EF0CE", "versionEndExcluding": "5.10.155", "versionStartIncluding": "5.5"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "39DC45D8-E30E-4F4A-9332-393B7BCF6900", "versionEndExcluding": "5.15.79", "versionStartIncluding": "5.11"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "C3F26709-7D49-4AF0-8145-46CCF4E8E2AD", "versionEndExcluding": "6.0.9", "versionStartIncluding": "5.16"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:6.1:rc1:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "E7E331DA-1FB0-4DEC-91AC-7DA69D461C11"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:6.1:rc2:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "17F0B248-42CF-4AE6-A469-BB1BAE7F4705"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:6.1:rc3:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "E2422816-0C14-4B5E-A1E6-A9D776E5C49B"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:6.1:rc4:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "1C6E00FE-5FB9-4D20-A1A1-5A32128F9B76"}], "operator": "OR"}]}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}