CVE-2022-48773

In the Linux kernel, the following vulnerability has been resolved: xprtrdma: fix pointer derefs in error cases of rpcrdma_ep_create If there are failures then we must not leave the non-NULL pointers with the error value, otherwise `rpcrdma_ep_destroy` gets confused and tries free them, resulting in an Oops.

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/1e7433fb95ccc01629a5edaa4ced0cd8c98d0ae0	Mailing List Patch
https://git.kernel.org/stable/c/2526d4d8b209dc5ac1fbeb468149774888b2a141	Mailing List Patch
https://git.kernel.org/stable/c/9921c866dc369577c3ebb9adf2383b01b58c18de	Mailing List Patch
https://git.kernel.org/stable/c/a9c10b5b3b67b3750a10c8b089b2e05f5e176e33	Mailing List Patch
https://git.kernel.org/stable/c/1e7433fb95ccc01629a5edaa4ced0cd8c98d0ae0	Mailing List Patch
https://git.kernel.org/stable/c/2526d4d8b209dc5ac1fbeb468149774888b2a141	Mailing List Patch
https://git.kernel.org/stable/c/9921c866dc369577c3ebb9adf2383b01b58c18de	Mailing List Patch
https://git.kernel.org/stable/c/a9c10b5b3b67b3750a10c8b089b2e05f5e176e33	Mailing List 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::::::::

History

No history.

Information

Published : 2024-07-16 12:15

Updated : 2024-11-21 07:33

NVD link : CVE-2022-48773

Mitre link : CVE-2022-48773

CVE.ORG link : CVE-2022-48773

JSON object : View

Products Affected

linux

linux_kernel

CWE

CWE-476

NULL Pointer Dereference

{"id": "CVE-2022-48773", "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}]}, "published": "2024-07-16T12:15:02.640", "references": [{"url": "https://git.kernel.org/stable/c/1e7433fb95ccc01629a5edaa4ced0cd8c98d0ae0", "tags": ["Mailing List", "Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/2526d4d8b209dc5ac1fbeb468149774888b2a141", "tags": ["Mailing List", "Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/9921c866dc369577c3ebb9adf2383b01b58c18de", "tags": ["Mailing List", "Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/a9c10b5b3b67b3750a10c8b089b2e05f5e176e33", "tags": ["Mailing List", "Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/1e7433fb95ccc01629a5edaa4ced0cd8c98d0ae0", "tags": ["Mailing List", "Patch"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://git.kernel.org/stable/c/2526d4d8b209dc5ac1fbeb468149774888b2a141", "tags": ["Mailing List", "Patch"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://git.kernel.org/stable/c/9921c866dc369577c3ebb9adf2383b01b58c18de", "tags": ["Mailing List", "Patch"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://git.kernel.org/stable/c/a9c10b5b3b67b3750a10c8b089b2e05f5e176e33", "tags": ["Mailing List", "Patch"], "source": "af854a3a-2127-422b-91ae-364da2661108"}], "vulnStatus": "Modified", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-476"}]}], "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nxprtrdma: fix pointer derefs in error cases of rpcrdma_ep_create\n\nIf there are failures then we must not leave the non-NULL pointers with\nthe error value, otherwise `rpcrdma_ep_destroy` gets confused and tries\nfree them, resulting in an Oops."}, {"lang": "es", "value": "En el kernel de Linux se ha solucionado la siguiente vulnerabilidad: xprtrdma: corrige derefs de puntero en casos de error de rpcrdma_ep_create Si hay fallos entonces no debemos dejar los punteros no NULL con el valor de error, de lo contrario `rpcrdma_ep_destroy` se confunde y prueba free ellos, lo que resulta en un Ups."}], "lastModified": "2024-11-21T07:33:59.643", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "FE2A35CB-3560-4AEF-9643-66B8EB899366", "versionEndExcluding": "5.10.102"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "D098AA16-8E21-4EB7-AE2F-1EEB58E1A3A3", "versionEndExcluding": "5.15.25", "versionStartIncluding": "5.11"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "0D327234-5D4A-43DC-A6DF-BCA0CEBEC039", "versionEndExcluding": "5.16.11", "versionStartIncluding": "5.16"}], "operator": "OR"}]}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}