CVE-2026-43246

In the Linux kernel, the following vulnerability has been resolved: media: i2c/tw9906: Fix potential memory leak in tw9906_probe() In one of the error paths in tw9906_probe(), the memory allocated in v4l2_ctrl_handler_init() and v4l2_ctrl_new_std() is not freed. Fix that by calling v4l2_ctrl_handler_free() on the handler in that error path.

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/0c33338514d8246280533a77091e6b6ee548c606	Patch
https://git.kernel.org/stable/c/377a7756914364d72550fc86ca0f404ef1d96141	Patch
https://git.kernel.org/stable/c/59420d5d9c46b084e21f9ea6ce79fc79ae9e414c	Patch
https://git.kernel.org/stable/c/9548a8bbf511a252a9848f96220c6b95c9a3b918	Patch
https://git.kernel.org/stable/c/cad237b6c875fbee5d353a2b289e98d240d17ec8	Patch
https://git.kernel.org/stable/c/ccb92def042a3636ed47f25a30bd553788e5191e	Patch
https://git.kernel.org/stable/c/e9a490937942f18205dac7b6b192975ef1369ae1	Patch
https://git.kernel.org/stable/c/fb09d8b80046216646f1a344410cfa9cfa6c6c7c	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::::::::

History

No history.

Information

Published : 2026-05-06 12:16

Updated : 2026-06-17 10:49

NVD link : CVE-2026-43246

Mitre link : CVE-2026-43246

CVE.ORG link : CVE-2026-43246

JSON object : View

Products Affected

linux

linux_kernel

CWE

CWE-401

Missing Release of Memory after Effective Lifetime

{"id": "CVE-2026-43246", "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}]}, "affected": [{"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "affectedData": [{"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "vendor": "Linux", "product": "Linux", "versions": [{"status": "affected", "version": "a000e9a02b5885b1b69f691c80e346d102f94a88", "lessThan": "e9a490937942f18205dac7b6b192975ef1369ae1", "versionType": "git"}, {"status": "affected", "version": "a000e9a02b5885b1b69f691c80e346d102f94a88", "lessThan": "9548a8bbf511a252a9848f96220c6b95c9a3b918", "versionType": "git"}, {"status": "affected", "version": "a000e9a02b5885b1b69f691c80e346d102f94a88", "lessThan": "0c33338514d8246280533a77091e6b6ee548c606", "versionType": "git"}, {"status": "affected", "version": "a000e9a02b5885b1b69f691c80e346d102f94a88", "lessThan": "ccb92def042a3636ed47f25a30bd553788e5191e", "versionType": "git"}, {"status": "affected", "version": "a000e9a02b5885b1b69f691c80e346d102f94a88", "lessThan": "fb09d8b80046216646f1a344410cfa9cfa6c6c7c", "versionType": "git"}, {"status": "affected", "version": "a000e9a02b5885b1b69f691c80e346d102f94a88", "lessThan": "377a7756914364d72550fc86ca0f404ef1d96141", "versionType": "git"}, {"status": "affected", "version": "a000e9a02b5885b1b69f691c80e346d102f94a88", "lessThan": "59420d5d9c46b084e21f9ea6ce79fc79ae9e414c", "versionType": "git"}, {"status": "affected", "version": "a000e9a02b5885b1b69f691c80e346d102f94a88", "lessThan": "cad237b6c875fbee5d353a2b289e98d240d17ec8", "versionType": "git"}], "programFiles": ["drivers/media/i2c/tw9906.c"], "defaultStatus": "unaffected"}, {"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "vendor": "Linux", "product": "Linux", "versions": [{"status": "affected", "version": "3.10"}, {"status": "unaffected", "version": "0", "lessThan": "3.10", "versionType": "semver"}, {"status": "unaffected", "version": "5.10.252", "versionType": "semver", "lessThanOrEqual": "5.10.*"}, {"status": "unaffected", "version": "5.15.202", "versionType": "semver", "lessThanOrEqual": "5.15.*"}, {"status": "unaffected", "version": "6.1.165", "versionType": "semver", "lessThanOrEqual": "6.1.*"}, {"status": "unaffected", "version": "6.6.128", "versionType": "semver", "lessThanOrEqual": "6.6.*"}, {"status": "unaffected", "version": "6.12.75", "versionType": "semver", "lessThanOrEqual": "6.12.*"}, {"status": "unaffected", "version": "6.18.16", "versionType": "semver", "lessThanOrEqual": "6.18.*"}, {"status": "unaffected", "version": "6.19.6", "versionType": "semver", "lessThanOrEqual": "6.19.*"}, {"status": "unaffected", "version": "7.0", "versionType": "original_commit_for_fix", "lessThanOrEqual": "*"}], "programFiles": ["drivers/media/i2c/tw9906.c"], "defaultStatus": "affected"}]}], "published": "2026-05-06T12:16:45.103", "references": [{"url": "https://git.kernel.org/stable/c/0c33338514d8246280533a77091e6b6ee548c606", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/377a7756914364d72550fc86ca0f404ef1d96141", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/59420d5d9c46b084e21f9ea6ce79fc79ae9e414c", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/9548a8bbf511a252a9848f96220c6b95c9a3b918", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/cad237b6c875fbee5d353a2b289e98d240d17ec8", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/ccb92def042a3636ed47f25a30bd553788e5191e", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/e9a490937942f18205dac7b6b192975ef1369ae1", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/fb09d8b80046216646f1a344410cfa9cfa6c6c7c", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-401"}]}], "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nmedia: i2c/tw9906: Fix potential memory leak in tw9906_probe()\n\nIn one of the error paths in tw9906_probe(), the memory allocated in\nv4l2_ctrl_handler_init() and v4l2_ctrl_new_std() is not freed. Fix that\nby calling v4l2_ctrl_handler_free() on the handler in that error path."}], "lastModified": "2026-06-17T10:49:13.857", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "FC824489-530D-444B-A3EF-B0BEC674899B", "versionEndExcluding": "5.10.252", "versionStartIncluding": "3.10"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "4002FC2B-1456-4666-B240-0EBF590C4671", "versionEndExcluding": "5.15.202", "versionStartIncluding": "5.11"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "797C7F46-D0BE-4FB8-A502-C5EF8E6B6654", "versionEndExcluding": "6.1.165", "versionStartIncluding": "5.16"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "851E9353-6C09-4CC9-877E-E09DB164A3C2", "versionEndExcluding": "6.6.128", "versionStartIncluding": "6.2"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "BCE16369-98ED-41CF-8995-DFDC10B288D2", "versionEndExcluding": "6.12.75", "versionStartIncluding": "6.7"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "B4B8CDA9-BADF-4CF5-8B3B-702DE8EEA40B", "versionEndExcluding": "6.18.16", "versionStartIncluding": "6.13"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "373EEEDA-FAA1-4FB4-B6ED-DB4DD99DBE67", "versionEndExcluding": "6.19.6", "versionStartIncluding": "6.19"}], "operator": "OR"}]}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}