{
    "dataType": "CVE_RECORD",
    "dataVersion": "5.2",
    "cveMetadata": {
        "cveId": "CVE-2026-23037",
        "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "state": "PUBLISHED",
        "assignerShortName": "Linux",
        "dateReserved": "2026-01-13T15:37:45.943Z",
        "datePublished": "2026-01-31T11:42:31.689Z",
        "dateUpdated": "2026-06-02T13:00:55.620Z"
    },
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                "shortName": "Linux",
                "dateUpdated": "2026-05-11T21:58:46.896Z"
            },
            "descriptions": [
                {
                    "lang": "en",
                    "value": "In the Linux kernel, the following vulnerability has been resolved:\n\ncan: etas_es58x: allow partial RX URB allocation to succeed\n\nWhen es58x_alloc_rx_urbs() fails to allocate the requested number of\nURBs but succeeds in allocating some, it returns an error code.\nThis causes es58x_open() to return early, skipping the cleanup label\n'free_urbs', which leads to the anchored URBs being leaked.\n\nAs pointed out by maintainer Vincent Mailhol, the driver is designed\nto handle partial URB allocation gracefully. Therefore, partial\nallocation should not be treated as a fatal error.\n\nModify es58x_alloc_rx_urbs() to return 0 if at least one URB has been\nallocated, restoring the intended behavior and preventing the leak\nin es58x_open()."
                }
            ],
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                    "vendor": "Linux",
                    "defaultStatus": "unaffected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "drivers/net/can/usb/etas_es58x/es58x_core.c"
                    ],
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                            "version": "8537257874e949a59c834cecfd5a063e11b64b0b",
                            "lessThan": "97250eb05e4b6afe787290e8fd97d0675116c61b",
                            "status": "affected",
                            "versionType": "git"
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                        {
                            "version": "8537257874e949a59c834cecfd5a063e11b64b0b",
                            "lessThan": "aec888f44853584b5a7cd01249806030cf94a73d",
                            "status": "affected",
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                        {
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                            "lessThan": "611e839d2d552416b498ed5593e10670f61fcd4d",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "8537257874e949a59c834cecfd5a063e11b64b0b",
                            "lessThan": "ba45e3d6b02c97dbb4578fbae7027fd66f3caa10",
                            "status": "affected",
                            "versionType": "git"
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                        {
                            "version": "8537257874e949a59c834cecfd5a063e11b64b0b",
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                            "status": "affected",
                            "versionType": "git"
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                        {
                            "version": "8537257874e949a59c834cecfd5a063e11b64b0b",
                            "lessThan": "b1979778e98569c1e78c2c7f16bb24d76541ab00",
                            "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/net/can/usb/etas_es58x/es58x_core.c"
                    ],
                    "versions": [
                        {
                            "version": "5.13",
                            "status": "affected"
                        },
                        {
                            "version": "0",
                            "lessThan": "5.13",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.15.199",
                            "lessThanOrEqual": "5.15.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.1.162",
                            "lessThanOrEqual": "6.1.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.6.122",
                            "lessThanOrEqual": "6.6.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.12.67",
                            "lessThanOrEqual": "6.12.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.18.7",
                            "lessThanOrEqual": "6.18.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.19",
                            "lessThanOrEqual": "*",
                            "status": "unaffected",
                            "versionType": "original_commit_for_fix"
                        }
                    ]
                }
            ],
            "cpeApplicability": [
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                    "nodes": [
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                            "operator": "OR",
                            "negate": false,
                            "cpeMatch": [
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                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
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            "references": [
                {
                    "url": "https://git.kernel.org/stable/c/97250eb05e4b6afe787290e8fd97d0675116c61b"
                },
                {
                    "url": "https://git.kernel.org/stable/c/aec888f44853584b5a7cd01249806030cf94a73d"
                },
                {
                    "url": "https://git.kernel.org/stable/c/611e839d2d552416b498ed5593e10670f61fcd4d"
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                },
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                    "url": "https://git.kernel.org/stable/c/6c5124a60989051799037834f0a1a4b428718157"
                },
                {
                    "url": "https://git.kernel.org/stable/c/b1979778e98569c1e78c2c7f16bb24d76541ab00"
                }
            ],
            "title": "can: etas_es58x: allow partial RX URB allocation to succeed",
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                "engine": "bippy-1.2.0"
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}