CVE-2024-26634
Vulnerability from cvelistv5
Published
2024-03-18 10:14
Modified
2024-11-05 09:12
Severity ?
Summary
net: fix removing a namespace with conflicting altnames
Impacted products
LinuxLinux
LinuxLinux
Show details on NVD website


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                "id": "CVE-2024-26634",
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          "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nnet: fix removing a namespace with conflicting altnames\n\nMark reports a BUG() when a net namespace is removed.\n\n    kernel BUG at net/core/dev.c:11520!\n\nPhysical interfaces moved outside of init_net get \"refunded\"\nto init_net when that namespace disappears. The main interface\nname may get overwritten in the process if it would have\nconflicted. We need to also discard all conflicting altnames.\nRecent fixes addressed ensuring that altnames get moved\nwith the main interface, which surfaced this problem."
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    "cveId": "CVE-2024-26634",
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    "dateReserved": "2024-02-19T14:20:24.136Z",
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    "nvd": "{\"cve\":{\"id\":\"CVE-2024-26634\",\"sourceIdentifier\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"published\":\"2024-03-18T11:15:10.053\",\"lastModified\":\"2024-03-18T12:38:25.490\",\"vulnStatus\":\"Awaiting Analysis\",\"descriptions\":[{\"lang\":\"en\",\"value\":\"In the Linux kernel, the following vulnerability has been resolved:\\n\\nnet: fix removing a namespace with conflicting altnames\\n\\nMark reports a BUG() when a net namespace is removed.\\n\\n    kernel BUG at net/core/dev.c:11520!\\n\\nPhysical interfaces moved outside of init_net get \\\"refunded\\\"\\nto init_net when that namespace disappears. The main interface\\nname may get overwritten in the process if it would have\\nconflicted. We need to also discard all conflicting altnames.\\nRecent fixes addressed ensuring that altnames get moved\\nwith the main interface, which surfaced this problem.\"},{\"lang\":\"es\",\"value\":\"En el kernel de Linux, se resolvi\u00f3 la siguiente vulnerabilidad: net: corrige la eliminaci\u00f3n de un espacio de nombres con nombres alternativos en conflicto. Mark informa un ERROR() cuando se elimina un espacio de nombres de red. \u00a1ERROR del kernel en net/core/dev.c:11520! Las interfaces f\u00edsicas movidas fuera de init_net se \\\"reembolsan\\\" a init_net cuando ese espacio de nombres desaparece. El nombre de la interfaz principal puede sobrescribirse en el proceso si hubiera entrado en conflicto. Tambi\u00e9n debemos descartar todos los nombres alternativos en conflicto. Las correcciones recientes abordaron garantizar que los nombres alternativos se movieran con la interfaz principal, lo que provoc\u00f3 este problema.\"}],\"metrics\":{},\"references\":[{\"url\":\"https://git.kernel.org/stable/c/8072699aa9e67d1727692cfb3c347263bb627fb9\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/a2232f29bf52c24f827865b3c90829c44b6c695b\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/d09486a04f5da0a812c26217213b89a3b1acf836\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/e855dded4b70d1975ee7b9fed0c700391e3c8ea6\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"}]}}"
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