{
    "dataType": "CVE_RECORD",
    "dataVersion": "5.2",
    "cveMetadata": {
        "cveId": "CVE-2023-53687",
        "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "state": "PUBLISHED",
        "assignerShortName": "Linux",
        "dateReserved": "2025-10-07T15:16:59.665Z",
        "datePublished": "2025-10-07T15:21:39.542Z",
        "dateUpdated": "2026-05-11T19:49:58.704Z"
    },
    "containers": {
        "cna": {
            "providerMetadata": {
                "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
                "shortName": "Linux",
                "dateUpdated": "2026-05-11T19:49:58.704Z"
            },
            "descriptions": [
                {
                    "lang": "en",
                    "value": "In the Linux kernel, the following vulnerability has been resolved:\n\ntty: serial: samsung_tty: Fix a memory leak in s3c24xx_serial_getclk() when iterating clk\n\nWhen the best clk is searched, we iterate over all possible clk.\n\nIf we find a better match, the previous one, if any, needs to be freed.\nIf a better match has already been found, we still need to free the new\none, otherwise it leaks."
                }
            ],
            "affected": [
                {
                    "product": "Linux",
                    "vendor": "Linux",
                    "defaultStatus": "unaffected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "drivers/tty/serial/samsung_tty.c"
                    ],
                    "versions": [
                        {
                            "version": "5f5a7a5578c5885201cf9c85856f023fe8b81765",
                            "lessThan": "933e5b2998bc3a527d15efbf1e97c9e63297aa3c",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "5f5a7a5578c5885201cf9c85856f023fe8b81765",
                            "lessThan": "01dd8a43a84616c830782166ba3cceb01ad95363",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "5f5a7a5578c5885201cf9c85856f023fe8b81765",
                            "lessThan": "46574e5a0a2aee41e6ebb979cfe1dbaea8693e16",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "5f5a7a5578c5885201cf9c85856f023fe8b81765",
                            "lessThan": "1962717c4649e026a4252fe6625175affd28a593",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "5f5a7a5578c5885201cf9c85856f023fe8b81765",
                            "lessThan": "9dd8091959bc41fee51d0827276a2b982e84adf0",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "5f5a7a5578c5885201cf9c85856f023fe8b81765",
                            "lessThan": "f0bf102ef9b05d7294bd8d506755465f6867d944",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "5f5a7a5578c5885201cf9c85856f023fe8b81765",
                            "lessThan": "1f426293fef1c13742b2a685bf7e363f51f6ee03",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "5f5a7a5578c5885201cf9c85856f023fe8b81765",
                            "lessThan": "832e231cff476102e8204a9e7bddfe5c6154a375",
                            "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/tty/serial/samsung_tty.c"
                    ],
                    "versions": [
                        {
                            "version": "3.3",
                            "status": "affected"
                        },
                        {
                            "version": "0",
                            "lessThan": "3.3",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "4.14.322",
                            "lessThanOrEqual": "4.14.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "4.19.291",
                            "lessThanOrEqual": "4.19.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.4.251",
                            "lessThanOrEqual": "5.4.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.10.188",
                            "lessThanOrEqual": "5.10.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.15.121",
                            "lessThanOrEqual": "5.15.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.1.40",
                            "lessThanOrEqual": "6.1.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.4.5",
                            "lessThanOrEqual": "6.4.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.5",
                            "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": "3.3",
                                    "versionEndExcluding": "4.14.322"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "3.3",
                                    "versionEndExcluding": "4.19.291"
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                                {
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                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "3.3",
                                    "versionEndExcluding": "5.15.121"
                                },
                                {
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                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "3.3",
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                                    "versionStartIncluding": "3.3",
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                                },
                                {
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                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "3.3",
                                    "versionEndExcluding": "6.5"
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            ],
            "references": [
                {
                    "url": "https://git.kernel.org/stable/c/933e5b2998bc3a527d15efbf1e97c9e63297aa3c"
                },
                {
                    "url": "https://git.kernel.org/stable/c/01dd8a43a84616c830782166ba3cceb01ad95363"
                },
                {
                    "url": "https://git.kernel.org/stable/c/46574e5a0a2aee41e6ebb979cfe1dbaea8693e16"
                },
                {
                    "url": "https://git.kernel.org/stable/c/1962717c4649e026a4252fe6625175affd28a593"
                },
                {
                    "url": "https://git.kernel.org/stable/c/9dd8091959bc41fee51d0827276a2b982e84adf0"
                },
                {
                    "url": "https://git.kernel.org/stable/c/f0bf102ef9b05d7294bd8d506755465f6867d944"
                },
                {
                    "url": "https://git.kernel.org/stable/c/1f426293fef1c13742b2a685bf7e363f51f6ee03"
                },
                {
                    "url": "https://git.kernel.org/stable/c/832e231cff476102e8204a9e7bddfe5c6154a375"
                }
            ],
            "title": "tty: serial: samsung_tty: Fix a memory leak in s3c24xx_serial_getclk() when iterating clk",
            "x_generator": {
                "engine": "bippy-1.2.0"
            }
        }
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}