CVE-2023-53299

In the Linux kernel, the following vulnerability has been resolved: md/raid10: fix leak of 'r10bio->remaining' for recovery raid10_sync_request() will add 'r10bio->remaining' for both rdev and replacement rdev. However, if the read io fails, recovery_request_write() returns without issuing the write io, in this case, end_sync_request() is only called once and 'remaining' is leaked, cause an io hang. Fix the problem by decreasing 'remaining' according to if 'bio' and 'repl_bio' is valid.

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/11141630f03efffdfe260b3582b2d93d38171b97	Patch
https://git.kernel.org/stable/c/1697fb124c6d6c5237e9cbd78890310154738084	Patch
https://git.kernel.org/stable/c/1d2c6c6e37fe5de11fd01a82badf03390e12df7a	Patch
https://git.kernel.org/stable/c/26208a7cffd0c7cbf14237ccd20c7270b3ffeb7e	Patch
https://git.kernel.org/stable/c/3481dec5ecbbbbe44ab23e22c2b14bd65c644ec6	Patch
https://git.kernel.org/stable/c/4f82e7e07cdaf2947d71968e3d6b73370a217093	Patch
https://git.kernel.org/stable/c/8c5d5d7ffd1e76734811b8ea5417cf0432b9952c	Patch
https://git.kernel.org/stable/c/8d09065802c53cc938d162b62f6c4150b392c90e	Patch
https://git.kernel.org/stable/c/cb827ed2bb34480dc102146d3a1f89fdbcafc028	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::::::::

History

No history.

Information

Published : 2025-09-16 08:15

Updated : 2026-01-14 19:16

NVD link : CVE-2023-53299

Mitre link : CVE-2023-53299

CVE.ORG link : CVE-2023-53299

JSON object : View

Products Affected

linux

linux_kernel

CWE

CWE-401

Missing Release of Memory after Effective Lifetime

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However, if the read io fails, recovery_request_write()\nreturns without issuing the write io, in this case, end_sync_request()\nis only called once and 'remaining' is leaked, cause an io hang.\n\nFix the problem by decreasing 'remaining' according to if 'bio' and\n'repl_bio' is valid."}], "lastModified": "2026-01-14T19:16:22.323", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "9C5F940C-C3C2-4CAC-BD48-E8C8B0668034", "versionEndExcluding": "4.14.315", "versionStartIncluding": "3.3"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "8AC1BC2D-A61C-4368-A3F6-50DF48E2EFC5", "versionEndExcluding": "4.19.283", "versionStartIncluding": "4.15"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "E54ACEF5-C8C1-4266-85FC-7D513FFD1DEC", "versionEndExcluding": "5.4.243", "versionStartIncluding": "4.20"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "78422AC3-CC89-479E-B4BC-62381D8F3564", "versionEndExcluding": "5.10.180", "versionStartIncluding": "5.5"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "2B9DD776-7F17-4F72-B94F-54BFCBC692DD", "versionEndExcluding": "5.15.111", "versionStartIncluding": "5.11"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "08F855F4-7188-4EE1-BD79-D4B6C7E2EF54", "versionEndExcluding": "6.1.28", "versionStartIncluding": "5.16"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "3844A90B-940D-46C3-8D7B-9FF63F1AFC2F", "versionEndExcluding": "6.2.15", "versionStartIncluding": "6.2"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "38F6F330-91A0-4675-8B90-6F950471A7CC", "versionEndExcluding": "6.3.2", "versionStartIncluding": "6.3"}], "operator": "OR"}]}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}