{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-64272", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "state": "PUBLISHED", "assignerShortName": "Linux", "dateReserved": "2026-07-19T15:36:31.775Z", "datePublished": "2026-07-25T08:49:18.766Z", "dateUpdated": "2026-07-25T08:49:18.766Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2026-07-25T08:49:18.766Z"}, "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nInput: mms114 - fix touch indexing for MMS134S and MMS136\n\nThe MMS134S and MMS136 touch controllers have an event size of 6 bytes\nrather than 8 bytes. When __mms114_read_reg() reads the touch data\npacket from the device into the touch buffer, the events are packed\ntightly at 6-byte intervals. However, the driver iterates through the\nevents using standard C array indexing (touch[index]), where each\nelement is sizeof(struct mms114_touch) (8 bytes) apart. As a result, any\ntouch events beyond the first one are read from incorrect offsets and\nparsed improperly.\n\nFix this by explicitly calculating the byte offset for each touch event\nbased on the device's specific event size."}], "affected": [{"product": "Linux", "vendor": "Linux", "defaultStatus": "unaffected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["drivers/input/touchscreen/mms114.c"], "versions": [{"version": "53fefdd1d3a3403d8c44e28898d1031d8763b913", "lessThan": "112666835071d935fef764aab590339e97216d4a", "status": "affected", "versionType": "git"}, {"version": "53fefdd1d3a3403d8c44e28898d1031d8763b913", "lessThan": "7c00a0787af7164438bdbc97fcae9733cfc58d21", "status": "affected", "versionType": "git"}, {"version": "53fefdd1d3a3403d8c44e28898d1031d8763b913", "lessThan": "75b12874b4172533b9efc349db328cb1a59c3981", "status": "affected", "versionType": "git"}, {"version": "53fefdd1d3a3403d8c44e28898d1031d8763b913", "lessThan": "a747c4eb02656afdbd92eea83b88e92715a23977", "status": "affected", "versionType": "git"}, {"version": "53fefdd1d3a3403d8c44e28898d1031d8763b913", "lessThan": "a6ac4e24c1a8a533bb61035184fdcc7eede4cc8d", "status": "affected", "versionType": "git"}]}, {"product": "Linux", "vendor": "Linux", "defaultStatus": "affected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["drivers/input/touchscreen/mms114.c"], "versions": [{"version": "5.13", "status": "affected"}, {"version": "0", "lessThan": "5.13", "status": "unaffected", "versionType": "semver"}, {"version": "6.6.145", "lessThanOrEqual": "6.6.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.12.96", "lessThanOrEqual": "6.12.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.18.39", "lessThanOrEqual": "6.18.*", "status": "unaffected", "versionType": "semver"}, {"version": "7.1.4", "lessThanOrEqual": "7.1.*", "status": "unaffected", "versionType": "semver"}, {"version": "7.2-rc1", "lessThanOrEqual": "*", "status": "unaffected", "versionType": "original_commit_for_fix"}]}], "cpeApplicability": [{"nodes": [{"operator": "OR", "negate": false, "cpeMatch": [{"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "5.13", "versionEndExcluding": "6.6.145"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "5.13", "versionEndExcluding": "6.12.96"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "5.13", "versionEndExcluding": "6.18.39"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "5.13", "versionEndExcluding": "7.1.4"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "5.13", "versionEndExcluding": "7.2-rc1"}]}]}], "references": [{"url": "https://git.kernel.org/stable/c/112666835071d935fef764aab590339e97216d4a"}, {"url": "https://git.kernel.org/stable/c/7c00a0787af7164438bdbc97fcae9733cfc58d21"}, {"url": "https://git.kernel.org/stable/c/75b12874b4172533b9efc349db328cb1a59c3981"}, {"url": "https://git.kernel.org/stable/c/a747c4eb02656afdbd92eea83b88e92715a23977"}, {"url": "https://git.kernel.org/stable/c/a6ac4e24c1a8a533bb61035184fdcc7eede4cc8d"}], "title": "Input: mms114 - fix touch indexing for MMS134S and MMS136", "x_generator": {"engine": "bippy-1.2.0"}}}}

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When __mms114_read_reg() reads the touch data\npacket from the device into the touch buffer, the events are packed\ntightly at 6-byte intervals. However, the driver iterates through the\nevents using standard C array indexing (touch[index]), where each\nelement is sizeof(struct mms114_touch) (8 bytes) apart. As a result, any\ntouch events beyond the first one are read from incorrect offsets and\nparsed improperly.\n\nFix this by explicitly calculating the byte offset for each touch event\nbased on the device's specific event size."}], "id": "CVE-2026-64272", "lastModified": "2026-08-13T18:27:48.377", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 7.8, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 1.8, "impactScore": 5.9, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2026-07-25T10:17:07.550", "references": [{"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/112666835071d935fef764aab590339e97216d4a"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/75b12874b4172533b9efc349db328cb1a59c3981"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/7c00a0787af7164438bdbc97fcae9733cfc58d21"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/a6ac4e24c1a8a533bb61035184fdcc7eede4cc8d"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/a747c4eb02656afdbd92eea83b88e92715a23977"}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "vulnStatus": "Analyzed", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-129"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{"bugzilla": {"description": "kernel: Input: mms114 - fix touch indexing for MMS134S and MMS136", "id": "2507068", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2507068"}, "csaw": false, "cwe": "CWE-125", "details": ["A flaw was found in the Linux kernel's `mms114` touch screen driver. The driver misinterprets the size of touch event data, causing it to read information from incorrect memory locations. This issue, known as an out-of-bounds read, could be exploited by a local attacker to disrupt system operations or potentially access sensitive data, leading to a denial of service or information disclosure."], "name": "CVE-2026-64272", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:10", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 10"}, {"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 6"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Not affected", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Not affected", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 9"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Not affected", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 9"}], "public_date": "2026-07-25T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2026-64272\nhttps://nvd.nist.gov/vuln/detail/CVE-2026-64272\nhttps://lore.kernel.org/linux-cve-announce/2026072500-CVE-2026-64272-8d9f@gregkh/T"]}

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