CVE-2024-27053
Vulnerability from cvelistv5
Published
2024-05-01 12:54
Modified
2024-11-05 09:20
Severity ?
9.1 (Critical) - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H
Summary
wifi: wilc1000: fix RCU usage in connect path
References
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/205c50306acf58a335eb19fa84e40140f4fe814f
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/4bfd20d5f5c62b5495d6c0016ee6933bd3add7ce
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/5800ec78775c0cd646f71eb9bf8402fb794807de
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/745003b5917b610352f52fe0d11ef658d6471ec2
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/b4bbf38c350acb6500cbe667b1e2e68f896e4b38
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/d80fc436751cfa6b02a8eda74eb6cce7dadfe5a2
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/dd50d3ead6e3707bb0a5df7cc832730c93ace3a7
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/e556006de4ea93abe2b46cba202a2556c544b8b2
Impacted products
LinuxLinux
LinuxLinux
Show details on NVD website

To clipboard 

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    "datePublished": "2024-05-01T12:54:45.964Z",
    "dateReserved": "2024-02-19T14:20:24.214Z",
    "dateUpdated": "2024-11-05T09:20:46.509Z",
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    "nvd": "{\"cve\":{\"id\":\"CVE-2024-27053\",\"sourceIdentifier\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"published\":\"2024-05-01T13:15:50.223\",\"lastModified\":\"2024-11-05T10:16:24.860\",\"vulnStatus\":\"Awaiting Analysis\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"In the Linux kernel, the following vulnerability has been resolved:\\n\\nwifi: wilc1000: fix RCU usage in connect path\\n\\nWith lockdep enabled, calls to the connect function from cfg802.11 layer\\nlead to the following warning:\\n\\n=============================\\nWARNING: suspicious RCU usage\\n6.7.0-rc1-wt+ #333 Not tainted\\n-----------------------------\\ndrivers/net/wireless/microchip/wilc1000/hif.c:386\\nsuspicious rcu_dereference_check() usage!\\n[...]\\nstack backtrace:\\nCPU: 0 PID: 100 Comm: wpa_supplicant Not tainted 6.7.0-rc1-wt+ #333\\nHardware name: Atmel SAMA5\\n unwind_backtrace from show_stack+0x18/0x1c\\n show_stack from dump_stack_lvl+0x34/0x48\\n dump_stack_lvl from wilc_parse_join_bss_param+0x7dc/0x7f4\\n wilc_parse_join_bss_param from connect+0x2c4/0x648\\n connect from cfg80211_connect+0x30c/0xb74\\n cfg80211_connect from nl80211_connect+0x860/0xa94\\n nl80211_connect from genl_rcv_msg+0x3fc/0x59c\\n genl_rcv_msg from netlink_rcv_skb+0xd0/0x1f8\\n netlink_rcv_skb from genl_rcv+0x2c/0x3c\\n genl_rcv from netlink_unicast+0x3b0/0x550\\n netlink_unicast from netlink_sendmsg+0x368/0x688\\n netlink_sendmsg from ____sys_sendmsg+0x190/0x430\\n ____sys_sendmsg from ___sys_sendmsg+0x110/0x158\\n ___sys_sendmsg from sys_sendmsg+0xe8/0x150\\n sys_sendmsg from ret_fast_syscall+0x0/0x1c\\n\\nThis warning is emitted because in the connect path, when trying to parse\\ntarget BSS parameters, we dereference a RCU pointer whithout being in RCU\\ncritical section.\\nFix RCU dereference usage by moving it to a RCU read critical section. To\\navoid wrapping the whole wilc_parse_join_bss_param under the critical\\nsection, just use the critical section to copy ies data\"},{\"lang\":\"es\",\"value\":\"En el kernel de Linux, se resolvi\u00f3 la siguiente vulnerabilidad: wifi: wilc1000: corrige el uso de RCU en la ruta de conexi\u00f3n Con lockdep habilitado, las llamadas a la funci\u00f3n de conexi\u00f3n desde la capa cfg802.11 generan la siguiente advertencia: ======== ====================== ADVERTENCIA: uso sospechoso de RCU 6.7.0-rc1-wt+ #333 No contaminado ------------- ---------------- drivers/net/wireless/microchip/wilc1000/hif.c:386 \u00a1uso sospechoso de rcu_dereference_check()! [...] pila backtrace: CPU: 0 PID: 100 Comm: wpa_supplicant No est\u00e1 contaminado 6.7.0-rc1-wt+ #333 Nombre de hardware: Atmel SAMA5 unwind_backtrace from show_stack+0x18/0x1c show_stack from dump_stack_lvl+0x34/0x48 dump_stack_lvl from wilc_parse_join_bss_para m +0x7dc/0x7f4 wilc_parse_join_bss_param desde connect+0x2c4/0x648 conectar desde cfg80211_connect+0x30c/0xb74 cfg80211_connect desde nl80211_connect+0x860/0xa94 nl80211_connect desde genl_rcv_msg+0x3fc /0x59c genl_rcv_msg de netlink_rcv_skb+0xd0/0x1f8 netlink_rcv_skb de genl_rcv+0x2c/0x3c genl_rcv de netlink_unicast+ 0x3b0/0x550 netlink_unicast de netlink_sendmsg+0x368/0x688 netlink_sendmsg de ____sys_sendmsg+0x190/0x430 ____sys_sendmsg de ___sys_sendmsg+0x110/0x158 ___sys_sendmsg de sys_sendmsg +0xe8/0x150 sys_sendmsg de ret_fast_syscall+0x0/0x1c Esta advertencia se emite porque en la ruta de conexi\u00f3n, al intentar Para analizar los par\u00e1metros BSS de destino, eliminamos la referencia a un puntero de RCU sin estar en la secci\u00f3n cr\u00edtica de RCU. Corrija el uso de desreferenciaci\u00f3n de RCU movi\u00e9ndolo a una secci\u00f3n cr\u00edtica de lectura de RCU. Para evitar incluir todo el wilc_parse_join_bss_param en la secci\u00f3n cr\u00edtica, simplemente use la secci\u00f3n cr\u00edtica para copiar datos de ies\"}],\"metrics\":{\"cvssMetricV31\":[{\"source\":\"134c704f-9b21-4f2e-91b3-4a467353bcc0\",\"type\":\"Secondary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H\",\"attackVector\":\"NETWORK\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"NONE\",\"userInteraction\":\"NONE\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"HIGH\",\"integrityImpact\":\"NONE\",\"availabilityImpact\":\"HIGH\",\"baseScore\":9.1,\"baseSeverity\":\"CRITICAL\"},\"exploitabilityScore\":3.9,\"impactScore\":5.2}]},\"weaknesses\":[{\"source\":\"134c704f-9b21-4f2e-91b3-4a467353bcc0\",\"type\":\"Secondary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-476\"}]}],\"references\":[{\"url\":\"https://git.kernel.org/stable/c/205c50306acf58a335eb19fa84e40140f4fe814f\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/4bfd20d5f5c62b5495d6c0016ee6933bd3add7ce\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/5800ec78775c0cd646f71eb9bf8402fb794807de\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/745003b5917b610352f52fe0d11ef658d6471ec2\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/b4bbf38c350acb6500cbe667b1e2e68f896e4b38\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/d80fc436751cfa6b02a8eda74eb6cce7dadfe5a2\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/dd50d3ead6e3707bb0a5df7cc832730c93ace3a7\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/e556006de4ea93abe2b46cba202a2556c544b8b2\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"}]}}"
  }
}


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