{
    "dataType": "CVE_RECORD",
    "dataVersion": "5.2",
    "cveMetadata": {
        "cveId": "CVE-2023-54284",
        "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "state": "PUBLISHED",
        "assignerShortName": "Linux",
        "dateReserved": "2025-12-30T12:06:44.525Z",
        "datePublished": "2025-12-30T12:23:25.116Z",
        "dateUpdated": "2026-05-11T19:58:59.823Z"
    },
    "containers": {
        "cna": {
            "providerMetadata": {
                "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
                "shortName": "Linux",
                "dateUpdated": "2026-05-11T19:58:59.823Z"
            },
            "descriptions": [
                {
                    "lang": "en",
                    "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nmedia: av7110: prevent underflow in write_ts_to_decoder()\n\nThe buf[4] value comes from the user via ts_play().  It is a value in\nthe u8 range.  The final length we pass to av7110_ipack_instant_repack()\nis \"len - (buf[4] + 1) - 4\" so add a check to ensure that the length is\nnot negative.  It's not clear that passing a negative len value does\nanything bad necessarily, but it's not best practice.\n\nWith the new bounds checking the \"if (!len)\" condition is no longer\npossible or required so remove that."
                }
            ],
            "affected": [
                {
                    "product": "Linux",
                    "vendor": "Linux",
                    "defaultStatus": "unaffected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "drivers/staging/media/av7110/av7110_av.c"
                    ],
                    "versions": [
                        {
                            "version": "fd46d16d602ab7fd53cef7ff55b9dcb0b47ad3bf",
                            "lessThan": "6680af5be9f08d830567e9118f76d3e64684db8f",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "fd46d16d602ab7fd53cef7ff55b9dcb0b47ad3bf",
                            "lessThan": "6606e2404ee9e20a3ae5b42fc3660d41b739ed3e",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "fd46d16d602ab7fd53cef7ff55b9dcb0b47ad3bf",
                            "lessThan": "620b983589e0223876bf1463b01100a9c67b56ba",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "fd46d16d602ab7fd53cef7ff55b9dcb0b47ad3bf",
                            "lessThan": "86ba65e5357bfbb6c082f68b265a292ee1bdde1d",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "fd46d16d602ab7fd53cef7ff55b9dcb0b47ad3bf",
                            "lessThan": "ca4ce92e3ec9fd3c7c936b912b95c53331d5159c",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "fd46d16d602ab7fd53cef7ff55b9dcb0b47ad3bf",
                            "lessThan": "423350af9e27f005611bd881b1df2cab66de943d",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "fd46d16d602ab7fd53cef7ff55b9dcb0b47ad3bf",
                            "lessThan": "77eeb4732135c18c2fdfab80839645b393f3e774",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "fd46d16d602ab7fd53cef7ff55b9dcb0b47ad3bf",
                            "lessThan": "7b93ab60fe9ed04be0ff155bc30ad39dea23e22b",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "fd46d16d602ab7fd53cef7ff55b9dcb0b47ad3bf",
                            "lessThan": "eed9496a0501357aa326ddd6b71408189ed872eb",
                            "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/staging/media/av7110/av7110_av.c"
                    ],
                    "versions": [
                        {
                            "version": "2.6.31",
                            "status": "affected"
                        },
                        {
                            "version": "0",
                            "lessThan": "2.6.31",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "4.14.315",
                            "lessThanOrEqual": "4.14.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "4.19.283",
                            "lessThanOrEqual": "4.19.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.4.243",
                            "lessThanOrEqual": "5.4.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.10.211",
                            "lessThanOrEqual": "5.10.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.15.111",
                            "lessThanOrEqual": "5.15.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.1.28",
                            "lessThanOrEqual": "6.1.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.2.15",
                            "lessThanOrEqual": "6.2.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.3.2",
                            "lessThanOrEqual": "6.3.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.4",
                            "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": "2.6.31",
                                    "versionEndExcluding": "4.14.315"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "2.6.31",
                                    "versionEndExcluding": "4.19.283"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "2.6.31",
                                    "versionEndExcluding": "5.4.243"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "2.6.31",
                                    "versionEndExcluding": "5.10.211"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "2.6.31",
                                    "versionEndExcluding": "5.15.111"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "2.6.31",
                                    "versionEndExcluding": "6.1.28"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "2.6.31",
                                    "versionEndExcluding": "6.2.15"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "2.6.31",
                                    "versionEndExcluding": "6.3.2"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "2.6.31",
                                    "versionEndExcluding": "6.4"
                                }
                            ]
                        }
                    ]
                }
            ],
            "references": [
                {
                    "url": "https://git.kernel.org/stable/c/6680af5be9f08d830567e9118f76d3e64684db8f"
                },
                {
                    "url": "https://git.kernel.org/stable/c/6606e2404ee9e20a3ae5b42fc3660d41b739ed3e"
                },
                {
                    "url": "https://git.kernel.org/stable/c/620b983589e0223876bf1463b01100a9c67b56ba"
                },
                {
                    "url": "https://git.kernel.org/stable/c/86ba65e5357bfbb6c082f68b265a292ee1bdde1d"
                },
                {
                    "url": "https://git.kernel.org/stable/c/ca4ce92e3ec9fd3c7c936b912b95c53331d5159c"
                },
                {
                    "url": "https://git.kernel.org/stable/c/423350af9e27f005611bd881b1df2cab66de943d"
                },
                {
                    "url": "https://git.kernel.org/stable/c/77eeb4732135c18c2fdfab80839645b393f3e774"
                },
                {
                    "url": "https://git.kernel.org/stable/c/7b93ab60fe9ed04be0ff155bc30ad39dea23e22b"
                },
                {
                    "url": "https://git.kernel.org/stable/c/eed9496a0501357aa326ddd6b71408189ed872eb"
                }
            ],
            "title": "media: av7110: prevent underflow in write_ts_to_decoder()",
            "x_generator": {
                "engine": "bippy-1.2.0"
            }
        }
    }
}