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vuln-cve/data/2026/72xxx/CVE-2026-72308.json
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{
"dataType": "CVE_RECORD",
"dataVersion": "5.2",
"cveMetadata": {
"cveId": "CVE-2026-72308",
"assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"state": "PUBLISHED",
"assignerShortName": "Linux",
"dateReserved": "2026-08-09T03:40:39.918Z",
"datePublished": "2026-08-15T05:55:25.260Z",
"dateUpdated": "2026-08-23T12:47:14.564Z"
},
"containers": {
"cna": {
"providerMetadata": {
"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"shortName": "Linux",
"dateUpdated": "2026-08-23T12:47:14.564Z"
},
"descriptions": [
{
"lang": "en",
"value": "In the Linux kernel, the following vulnerability has been resolved:\n\nmlxsw: fix refcount leak in mlxsw_sp_port_lag_join()\n\nWhen mlxsw_sp_port_lag_index_get() fails, mlxsw_sp_port_lag_join()\nreturns an error without releasing the lag reference obtained by\nthe earlier mlxsw_sp_lag_get(). All other error paths in the\nfunction jump to the cleanup label that ends with\nmlxsw_sp_lag_put(), so this is a single missed release.\n\nFix the leak by replacing the bare 'return err' with a goto to the\nexisting error cleanup label, which will drop the reference safely."
}
],
"affected": [
{
"product": "Linux",
"vendor": "Linux",
"defaultStatus": "unaffected",
"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
"programFiles": [
"drivers/net/ethernet/mellanox/mlxsw/spectrum.c"
],
"versions": [
{
"version": "0d65fc13042fce6a2d6de58ff0dc9531e8523c07",
"lessThan": "3fbeaa8ecd144ad593f9fa1ab4b40a780ad3700b",
"status": "affected",
"versionType": "git"
},
{
"version": "0d65fc13042fce6a2d6de58ff0dc9531e8523c07",
"lessThan": "99ff5b0083eae6f774360c4ea6874604e6c9b553",
"status": "affected",
"versionType": "git"
},
{
"version": "0d65fc13042fce6a2d6de58ff0dc9531e8523c07",
"lessThan": "9bf2d6eea26a226f8ebab7baea6f2b018f914560",
"status": "affected",
"versionType": "git"
},
{
"version": "0d65fc13042fce6a2d6de58ff0dc9531e8523c07",
"lessThan": "8b3350eacd9df0597bfe36a594df7b9def0b3edf",
"status": "affected",
"versionType": "git"
},
{
"version": "0d65fc13042fce6a2d6de58ff0dc9531e8523c07",
"lessThan": "1cf8a1af42b1f12a30b7abd34fe4fc23b3170e7e",
"status": "affected",
"versionType": "git"
},
{
"version": "0d65fc13042fce6a2d6de58ff0dc9531e8523c07",
"lessThan": "2d8b3c3e129973a51ae924bdcf6993a76b828814",
"status": "affected",
"versionType": "git"
},
{
"version": "0d65fc13042fce6a2d6de58ff0dc9531e8523c07",
"lessThan": "cab468c3c03f4bcd7530ce2783a4140da14efb7b",
"status": "affected",
"versionType": "git"
},
{
"version": "0d65fc13042fce6a2d6de58ff0dc9531e8523c07",
"lessThan": "41c8c1d65b32beacd8d916a22457b4f6e47f45af",
"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/ethernet/mellanox/mlxsw/spectrum.c"
],
"versions": [
{
"version": "4.5",
"status": "affected"
},
{
"version": "0",
"lessThan": "4.5",
"status": "unaffected",
"versionType": "semver"
},
{
"version": "5.10.266",
"lessThanOrEqual": "5.10.*",
"status": "unaffected",
"versionType": "semver"
},
{
"version": "5.15.217",
"lessThanOrEqual": "5.15.*",
"status": "unaffected",
"versionType": "semver"
},
{
"version": "6.1.184",
"lessThanOrEqual": "6.1.*",
"status": "unaffected",
"versionType": "semver"
},
{
"version": "6.6.145",
"lessThanOrEqual": "6.6.*",
"status": "unaffected",
"versionType": "semver"
},
{
"version": "6.12.97",
"lessThanOrEqual": "6.12.*",
"status": "unaffected",
"versionType": "semver"
},
{
"version": "6.18.40",
"lessThanOrEqual": "6.18.*",
"status": "unaffected",
"versionType": "semver"
},
{
"version": "7.1.5",
"lessThanOrEqual": "7.1.*",
"status": "unaffected",
"versionType": "semver"
},
{
"version": "7.2",
"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": "4.5",
"versionEndExcluding": "5.10.266"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionStartIncluding": "4.5",
"versionEndExcluding": "5.15.217"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionStartIncluding": "4.5",
"versionEndExcluding": "6.1.184"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionStartIncluding": "4.5",
"versionEndExcluding": "6.6.145"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionStartIncluding": "4.5",
"versionEndExcluding": "6.12.97"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionStartIncluding": "4.5",
"versionEndExcluding": "6.18.40"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionStartIncluding": "4.5",
"versionEndExcluding": "7.1.5"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionStartIncluding": "4.5",
"versionEndExcluding": "7.2"
}
]
}
]
}
],
"references": [
{
"url": "https://git.kernel.org/stable/c/3fbeaa8ecd144ad593f9fa1ab4b40a780ad3700b"
},
{
"url": "https://git.kernel.org/stable/c/99ff5b0083eae6f774360c4ea6874604e6c9b553"
},
{
"url": "https://git.kernel.org/stable/c/9bf2d6eea26a226f8ebab7baea6f2b018f914560"
},
{
"url": "https://git.kernel.org/stable/c/8b3350eacd9df0597bfe36a594df7b9def0b3edf"
},
{
"url": "https://git.kernel.org/stable/c/1cf8a1af42b1f12a30b7abd34fe4fc23b3170e7e"
},
{
"url": "https://git.kernel.org/stable/c/2d8b3c3e129973a51ae924bdcf6993a76b828814"
},
{
"url": "https://git.kernel.org/stable/c/cab468c3c03f4bcd7530ce2783a4140da14efb7b"
},
{
"url": "https://git.kernel.org/stable/c/41c8c1d65b32beacd8d916a22457b4f6e47f45af"
}
],
"title": "mlxsw: fix refcount leak in mlxsw_sp_port_lag_join()",
"x_generator": {
"engine": "bippy-1.2.0"
}
}
}
}