{"resultsPerPage":1,"startIndex":0,"totalResults":1,"format":"NVD_CVE","version":"2.0","timestamp":"2026-04-19T21:22:05.462","vulnerabilities":[{"cve":{"id":"CVE-2024-26896","sourceIdentifier":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","published":"2024-04-17T11:15:10.727","lastModified":"2025-03-21T14:45:40.590","vulnStatus":"Analyzed","cveTags":[],"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nwifi: wfx: fix memory leak when starting AP\n\nKmemleak reported this error:\n\n    unreferenced object 0xd73d1180 (size 184):\n      comm \"wpa_supplicant\", pid 1559, jiffies 13006305 (age 964.245s)\n      hex dump (first 32 bytes):\n        00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................\n        00 00 00 00 00 00 00 00 1e 00 01 00 00 00 00 00  ................\n      backtrace:\n        [<5ca11420>] kmem_cache_alloc+0x20c/0x5ac\n        [<127bdd74>] __alloc_skb+0x144/0x170\n        [<fb8a5e38>] __netdev_alloc_skb+0x50/0x180\n        [<0f9fa1d5>] __ieee80211_beacon_get+0x290/0x4d4 [mac80211]\n        [<7accd02d>] ieee80211_beacon_get_tim+0x54/0x18c [mac80211]\n        [<41e25cc3>] wfx_start_ap+0xc8/0x234 [wfx]\n        [<93a70356>] ieee80211_start_ap+0x404/0x6b4 [mac80211]\n        [<a4a661cd>] nl80211_start_ap+0x76c/0x9e0 [cfg80211]\n        [<47bd8b68>] genl_rcv_msg+0x198/0x378\n        [<453ef796>] netlink_rcv_skb+0xd0/0x130\n        [<6b7c977a>] genl_rcv+0x34/0x44\n        [<66b2d04d>] netlink_unicast+0x1b4/0x258\n        [<f965b9b6>] netlink_sendmsg+0x1e8/0x428\n        [<aadb8231>] ____sys_sendmsg+0x1e0/0x274\n        [<d2b5212d>] ___sys_sendmsg+0x80/0xb4\n        [<69954f45>] __sys_sendmsg+0x64/0xa8\n    unreferenced object 0xce087000 (size 1024):\n      comm \"wpa_supplicant\", pid 1559, jiffies 13006305 (age 964.246s)\n      hex dump (first 32 bytes):\n        00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................\n        10 00 07 40 00 00 00 00 00 00 00 00 00 00 00 00  ...@............\n      backtrace:\n        [<9a993714>] __kmalloc_track_caller+0x230/0x600\n        [<f83ea192>] kmalloc_reserve.constprop.0+0x30/0x74\n        [<a2c61343>] __alloc_skb+0xa0/0x170\n        [<fb8a5e38>] __netdev_alloc_skb+0x50/0x180\n        [<0f9fa1d5>] __ieee80211_beacon_get+0x290/0x4d4 [mac80211]\n        [<7accd02d>] ieee80211_beacon_get_tim+0x54/0x18c [mac80211]\n        [<41e25cc3>] wfx_start_ap+0xc8/0x234 [wfx]\n        [<93a70356>] ieee80211_start_ap+0x404/0x6b4 [mac80211]\n        [<a4a661cd>] nl80211_start_ap+0x76c/0x9e0 [cfg80211]\n        [<47bd8b68>] genl_rcv_msg+0x198/0x378\n        [<453ef796>] netlink_rcv_skb+0xd0/0x130\n        [<6b7c977a>] genl_rcv+0x34/0x44\n        [<66b2d04d>] netlink_unicast+0x1b4/0x258\n        [<f965b9b6>] netlink_sendmsg+0x1e8/0x428\n        [<aadb8231>] ____sys_sendmsg+0x1e0/0x274\n        [<d2b5212d>] ___sys_sendmsg+0x80/0xb4\n\nHowever, since the kernel is build optimized, it seems the stack is not\naccurate. It appears the issue is related to wfx_set_mfp_ap(). The issue\nis obvious in this function: memory allocated by ieee80211_beacon_get()\nis never released. Fixing this leak makes kmemleak happy."},{"lang":"es","value":"En el kernel de Linux, se resolvió la siguiente vulnerabilidad: wifi: wfx: corrige la pérdida de memoria al iniciar AP Kmemleak informó este error: objeto sin referencia 0xd73d1180 (tamaño 184): comm \"wpa_supplicant\", pid 1559, jiffies 13006305 (edad 964.245 s) volcado hexadecimal (primeros 32 bytes): 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ 00 00 00 00 00 00 00 00 1e 00 01 00 00 00 00 00 ................ rastreo inverso: [&lt;5ca11420&gt;] kmem_cache_alloc+0x20c/0x5ac [&lt;127bdd74&gt;] __alloc_skb+0x144/0x170 [] __netdev_alloc_skb +0x50/0x180 [&lt;0f9fa1d5&gt;] __ieee80211_beacon_get+0x290/0x4d4 [mac80211] [&lt;7accd02d&gt;] ieee80211_beacon_get_tim+0x54/0x18c [mac80211] [&lt;41e25cc3&gt;] 8/0x234 [wfx] [&lt;93a70356&gt;] ieee80211_start_ap+ 0x404/0x6b4 [mac80211] [] nl80211_start_ap+0x76c/0x9e0 [cfg80211] [&lt;47bd8b68&gt;] genl_rcv_msg+0x198/0x378 [&lt;453ef796&gt;] 130 [&lt;6b7c977a&gt;] genl_rcv+0x34/0x44 [ &lt;66b2d04d&gt;] netlink_unicast+0x1b4/0x258 [] netlink_sendmsg+0x1e8/0x428 [] ____sys_sendmsg+0x1e0/0x274 [] b4 [&lt;69954f45&gt;] __sys_sendmsg+0x64/0xa8 sin referencia Objeto 0xCE087000 (tamaño 1024): Comm \"WPA_Supplicant\", PID 1559, Jiffies 13006305 (Edad 964.246s) Volcado hexagonal (Primero 32 bytes): 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ... ............ 10 00 07 40 00 00 00 00 00 00 00 00 00 00 00 00 ...@............ retroceso: [&lt;9a993714&gt; ] __kmalloc_track_caller+0x230/0x600 [] kmalloc_reserve.constprop.0+0x30/0x74 [] __alloc_skb+0xa0/0x170 [] __netdev_alloc_skb+0x50/0x180 9fa1d5&gt;] __ieee80211_beacon_get+0x290/0x4d4 [mac80211] [&lt;7accd02d&gt;] ieee80211_beacon_get_tim+0x54/0x18c [mac80211] [&lt;41e25cc3&gt;] wfx_start_ap+0xc8/0x234 [wfx] [&lt;93a70356&gt;] ieee80211_start_ap+0x404/0x6b4 [ mac80211] [] nl80211_start_ap+0x76c /0x9e0 [cfg80211] [&lt;47bd8b68&gt;] genl_rcv_msg+0x198/0x378 [&lt;453ef796&gt;] netlink_rcv_skb+0xd0/0x130 [&lt;6b7c977a&gt;] genl_rcv+0x34/0x44 [&lt;66b2d04d&gt;] x1b4/0x258 [] netlink_sendmsg+0x1e8/0x428 [] ____sys_sendmsg+0x1e0/0x274 [] ___sys_sendmsg+0x80/0xb4 Sin embargo, dado que el kernel está optimizado, parece que la pila no es precisa. Parece que el problema está relacionado con wfx_set_mfp_ap(). El problema es obvio en esta función: la memoria asignada por ieee80211_beacon_get() nunca se libera. Arreglar esta fuga hace feliz a kmemleak."}],"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:N/I:N/A:H","baseScore":5.5,"baseSeverity":"MEDIUM","attackVector":"LOCAL","attackComplexity":"LOW","privilegesRequired":"LOW","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"NONE","integrityImpact":"NONE","availabilityImpact":"HIGH"},"exploitabilityScore":1.8,"impactScore":3.6}]},"weaknesses":[{"source":"134c704f-9b21-4f2e-91b3-4a467353bcc0","type":"Secondary","description":[{"lang":"en","value":"CWE-125"}]}],"configurations":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.10","versionEndExcluding":"6.1.83","matchCriteriaId":"E4D76A9A-5B9B-4BBE-AF0B-2D358C8DDB1A"},{"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/12f00a367b2b62756e0396f14b54c2c15524e1c3","source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":["Patch"]},{"url":"https://git.kernel.org/stable/c/3a71ec74e5e3478d202a1874f085ca3ef40be49b","source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":["Patch"]},{"url":"https://git.kernel.org/stable/c/a1f57a0127b89a6b6620514564aa7eaec16d9af3","source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":["Patch"]},{"url":"https://git.kernel.org/stable/c/b8cfb7c819dd39965136a66fe3a7fde688d976fc","source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":["Patch"]},{"url":"https://git.kernel.org/stable/c/dadbb5d29d6c5f571a50272fce8c1505a9559487","source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":["Patch"]},{"url":"https://git.kernel.org/stable/c/12f00a367b2b62756e0396f14b54c2c15524e1c3","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Patch"]},{"url":"https://git.kernel.org/stable/c/3a71ec74e5e3478d202a1874f085ca3ef40be49b","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Patch"]},{"url":"https://git.kernel.org/stable/c/a1f57a0127b89a6b6620514564aa7eaec16d9af3","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Patch"]},{"url":"https://git.kernel.org/stable/c/b8cfb7c819dd39965136a66fe3a7fde688d976fc","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Patch"]},{"url":"https://git.kernel.org/stable/c/dadbb5d29d6c5f571a50272fce8c1505a9559487","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Patch"]}]}}]}