{
    "dataType": "CVE_RECORD",
    "dataVersion": "5.2",
    "cveMetadata": {
        "cveId": "CVE-2025-37896",
        "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "state": "PUBLISHED",
        "assignerShortName": "Linux",
        "dateReserved": "2025-04-16T04:51:23.964Z",
        "datePublished": "2025-05-20T15:21:32.685Z",
        "dateUpdated": "2026-05-11T21:17:13.425Z"
    },
    "containers": {
        "cna": {
            "providerMetadata": {
                "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
                "shortName": "Linux",
                "dateUpdated": "2026-05-11T21:17:13.425Z"
            },
            "descriptions": [
                {
                    "lang": "en",
                    "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nspi: spi-mem: Add fix to avoid divide error\n\nFor some SPI flash memory operations, dummy bytes are not mandatory. For\nexample, in Winbond SPINAND flash memory devices, the `write_cache` and\n`update_cache` operation variants have zero dummy bytes. Calculating the\nduration for SPI memory operations with zero dummy bytes causes\na divide error when `ncycles` is calculated in the\nspi_mem_calc_op_duration().\n\nAdd changes to skip the 'ncylcles' calculation for zero dummy bytes.\n\nFollowing divide error is fixed by this change:\n\n Oops: divide error: 0000 [#1] PREEMPT SMP NOPTI\n...\n\n  ? do_trap+0xdb/0x100\n  ? do_error_trap+0x75/0xb0\n  ? spi_mem_calc_op_duration+0x56/0xb0\n  ? exc_divide_error+0x3b/0x70\n  ? spi_mem_calc_op_duration+0x56/0xb0\n  ? asm_exc_divide_error+0x1b/0x20\n  ? spi_mem_calc_op_duration+0x56/0xb0\n  ? spinand_select_op_variant+0xee/0x190 [spinand]\n  spinand_match_and_init+0x13e/0x1a0 [spinand]\n  spinand_manufacturer_match+0x6e/0xa0 [spinand]\n  spinand_probe+0x357/0x7f0 [spinand]\n  ? kernfs_activate+0x87/0xd0\n  spi_mem_probe+0x7a/0xb0\n  spi_probe+0x7d/0x130"
                }
            ],
            "affected": [
                {
                    "product": "Linux",
                    "vendor": "Linux",
                    "defaultStatus": "unaffected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "drivers/spi/spi-mem.c"
                    ],
                    "versions": [
                        {
                            "version": "226d6cb3cb799aae46d0dd19a521133997d9db11",
                            "lessThan": "1915dbd67dadc0bb35670c8e28229baa29368d17",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "226d6cb3cb799aae46d0dd19a521133997d9db11",
                            "lessThan": "8e4d3d8a5e51e07bd0d6cdd81b5e4af79f796927",
                            "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/spi/spi-mem.c"
                    ],
                    "versions": [
                        {
                            "version": "6.14",
                            "status": "affected"
                        },
                        {
                            "version": "0",
                            "lessThan": "6.14",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.14.6",
                            "lessThanOrEqual": "6.14.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.15",
                            "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": "6.14",
                                    "versionEndExcluding": "6.14.6"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "6.14",
                                    "versionEndExcluding": "6.15"
                                }
                            ]
                        }
                    ]
                }
            ],
            "references": [
                {
                    "url": "https://git.kernel.org/stable/c/1915dbd67dadc0bb35670c8e28229baa29368d17"
                },
                {
                    "url": "https://git.kernel.org/stable/c/8e4d3d8a5e51e07bd0d6cdd81b5e4af79f796927"
                }
            ],
            "title": "spi: spi-mem: Add fix to avoid divide error",
            "x_generator": {
                "engine": "bippy-1.2.0"
            }
        }
    }
}