cve-2024-26898
Vulnerability from cvelistv5
Published
2024-04-17 10:27
Modified
2024-11-05 09:17
Severity ?
7.0 (High) - CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
Summary
aoe: fix the potential use-after-free problem in aoecmd_cfg_pkts
References
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/079cba4f4e307c69878226fdf5228c20aa1c969cPatch
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/1a54aa506b3b2f31496731039e49778f54eee881Patch
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/74ca3ef68d2f449bc848c0a814cefc487bf755faPatch
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/7dd09fa80b0765ce68bfae92f4e2f395ccf0fba4Patch
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/a16fbb80064634b254520a46395e36b87ca4731ePatch
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/ad80c34944d7175fa1f5c7a55066020002921a99Patch
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/eb48680b0255a9e8a9bdc93d6a55b11c31262e62Patch
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/f98364e926626c678fb4b9004b75cacf92ff0662Patch
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/faf0b4c5e00bb680e8e43ac936df24d3f48c8e65Patch
Impacted products
LinuxLinux
LinuxLinux
Show details on NVD website

To clipboard 

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    "datePublished": "2024-04-17T10:27:48.466Z",
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    "nvd": "{\"cve\":{\"id\":\"CVE-2024-26898\",\"sourceIdentifier\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"published\":\"2024-04-17T11:15:10.820\",\"lastModified\":\"2024-11-05T10:16:00.400\",\"vulnStatus\":\"Modified\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"In the Linux kernel, the following vulnerability has been resolved:\\n\\naoe: fix the potential use-after-free problem in aoecmd_cfg_pkts\\n\\nThis patch is against CVE-2023-6270. The description of cve is:\\n\\n  A flaw was found in the ATA over Ethernet (AoE) driver in the Linux\\n  kernel. The aoecmd_cfg_pkts() function improperly updates the refcnt on\\n  `struct net_device`, and a use-after-free can be triggered by racing\\n  between the free on the struct and the access through the `skbtxq`\\n  global queue. This could lead to a denial of service condition or\\n  potential code execution.\\n\\nIn aoecmd_cfg_pkts(), it always calls dev_put(ifp) when skb initial\\ncode is finished. But the net_device ifp will still be used in\\nlater tx()-\u003edev_queue_xmit() in kthread. Which means that the\\ndev_put(ifp) should NOT be called in the success path of skb\\ninitial code in aoecmd_cfg_pkts(). Otherwise tx() may run into\\nuse-after-free because the net_device is freed.\\n\\nThis patch removed the dev_put(ifp) in the success path in\\naoecmd_cfg_pkts(), and added dev_put() after skb xmit in tx().\"},{\"lang\":\"es\",\"value\":\"En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: aoe: soluciona el posible problema de use-after-free en aoecmd_cfg_pkts. Este parche es contra CVE-2023-6270. La descripci\u00f3n de cve es: Se encontr\u00f3 una falla en el controlador ATA sobre Ethernet (AoE) en el kernel de Linux. La funci\u00f3n aoecmd_cfg_pkts() actualiza incorrectamente el refcnt en `struct net_device`, y se puede activar un use-after-free corriendo entre lo libre en la estructura y el acceso a trav\u00e9s de la cola global `skbtxq`. Esto podr\u00eda provocar una condici\u00f3n de denegaci\u00f3n de servicio o una posible ejecuci\u00f3n de c\u00f3digo. En aoecmd_cfg_pkts(), siempre llama a dev_put(ifp) cuando finaliza el c\u00f3digo inicial de skb. Pero el ifp net_device todav\u00eda se usar\u00e1 en tx()-\u0026gt;dev_queue_xmit() posterior en kthread. Lo que significa que NO se debe llamar a dev_put(ifp) en la ruta exitosa del c\u00f3digo inicial de skb en aoecmd_cfg_pkts(). De lo contrario, tx() puede ejecutar use-after-free porque el net_device est\u00e1 liberado. Este parche elimin\u00f3 dev_put(ifp) en la ruta de \u00e9xito en aoecmd_cfg_pkts() y agreg\u00f3 dev_put() despu\u00e9s de skb xmit en tx().\"}],\"metrics\":{\"cvssMetricV31\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H\",\"attackVector\":\"LOCAL\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"LOW\",\"userInteraction\":\"NONE\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"HIGH\",\"integrityImpact\":\"HIGH\",\"availabilityImpact\":\"HIGH\",\"baseScore\":7.8,\"baseSeverity\":\"HIGH\"},\"exploitabilityScore\":1.8,\"impactScore\":5.9},{\"source\":\"134c704f-9b21-4f2e-91b3-4a467353bcc0\",\"type\":\"Secondary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H\",\"attackVector\":\"LOCAL\",\"attackComplexity\":\"HIGH\",\"privilegesRequired\":\"LOW\",\"userInteraction\":\"NONE\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"HIGH\",\"integrityImpact\":\"HIGH\",\"availabilityImpact\":\"HIGH\",\"baseScore\":7.0,\"baseSeverity\":\"HIGH\"},\"exploitabilityScore\":1.0,\"impactScore\":5.9}]},\"weaknesses\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-416\"}]},{\"source\":\"134c704f-9b21-4f2e-91b3-4a467353bcc0\",\"type\":\"Secondary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-416\"}]}],\"configurations\":[{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"2.6.22\",\"versionEndExcluding\":\"4.19.311\",\"matchCriteriaId\":\"0C11EA91-49A5-48C2-88DC-31A895CF5BA4\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"4.20\",\"versionEndExcluding\":\"5.4.273\",\"matchCriteriaId\":\"620FD8B7-BF03-43E0-951A-0A58461D4C55\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"5.5\",\"versionEndExcluding\":\"5.10.214\",\"matchCriteriaId\":\"65987874-467B-4D3B-91D6-68A129B34FB8\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"5.11\",\"versionEndExcluding\":\"5.15.153\",\"matchCriteriaId\":\"ACB69438-845D-4E3C-B114-3140611F9C0B\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"5.16\",\"versionEndExcluding\":\"6.1.83\",\"matchCriteriaId\":\"121A07F6-F505-4C47-86BF-9BB6CC7B6C19\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"6.2\",\"versionEndExcluding\":\"6.6.23\",\"matchCriteriaId\":\"E00814DC-0BA7-431A-9926-80FEB4A96C68\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"6.7\",\"versionEndExcluding\":\"6.7.11\",\"matchCriteriaId\":\"9B95D3A6-E162-47D5-ABFC-F3FA74FA7CFD\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"6.8\",\"versionEndExcluding\":\"6.8.2\",\"matchCriteriaId\":\"543A75FF-25B8-4046-A514-1EA8EDD87AB1\"}]}]}],\"references\":[{\"url\":\"https://git.kernel.org/stable/c/079cba4f4e307c69878226fdf5228c20aa1c969c\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"tags\":[\"Patch\"]},{\"url\":\"https://git.kernel.org/stable/c/1a54aa506b3b2f31496731039e49778f54eee881\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"tags\":[\"Patch\"]},{\"url\":\"https://git.kernel.org/stable/c/74ca3ef68d2f449bc848c0a814cefc487bf755fa\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"tags\":[\"Patch\"]},{\"url\":\"https://git.kernel.org/stable/c/7dd09fa80b0765ce68bfae92f4e2f395ccf0fba4\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"tags\":[\"Patch\"]},{\"url\":\"https://git.kernel.org/stable/c/a16fbb80064634b254520a46395e36b87ca4731e\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"tags\":[\"Patch\"]},{\"url\":\"https://git.kernel.org/stable/c/ad80c34944d7175fa1f5c7a55066020002921a99\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"tags\":[\"Patch\"]},{\"url\":\"https://git.kernel.org/stable/c/eb48680b0255a9e8a9bdc93d6a55b11c31262e62\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"tags\":[\"Patch\"]},{\"url\":\"https://git.kernel.org/stable/c/f98364e926626c678fb4b9004b75cacf92ff0662\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"tags\":[\"Patch\"]},{\"url\":\"https://git.kernel.org/stable/c/faf0b4c5e00bb680e8e43ac936df24d3f48c8e65\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"tags\":[\"Patch\"]}]}}"
  }
}


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