cvelist/2024/26xxx/CVE-2024-26896.json
2024-05-29 06:03:30 +00:00

135 lines
8.9 KiB
JSON

{
"data_version": "4.0",
"data_type": "CVE",
"data_format": "MITRE",
"CVE_data_meta": {
"ID": "CVE-2024-26896",
"ASSIGNER": "cve@kernel.org",
"STATE": "PUBLIC"
},
"description": {
"description_data": [
{
"lang": "eng",
"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."
}
]
},
"problemtype": {
"problemtype_data": [
{
"description": [
{
"lang": "eng",
"value": "n/a"
}
]
}
]
},
"affects": {
"vendor": {
"vendor_data": [
{
"vendor_name": "Linux",
"product": {
"product_data": [
{
"product_name": "Linux",
"version": {
"version_data": [
{
"version_affected": "<",
"version_name": "268bceec1684",
"version_value": "a1f57a0127b8"
},
{
"version_value": "not down converted",
"x_cve_json_5_version_data": {
"versions": [
{
"version": "5.10",
"status": "affected"
},
{
"version": "0",
"lessThan": "5.10",
"status": "unaffected",
"versionType": "custom"
},
{
"version": "6.1.83",
"lessThanOrEqual": "6.1.*",
"status": "unaffected",
"versionType": "custom"
},
{
"version": "6.6.23",
"lessThanOrEqual": "6.6.*",
"status": "unaffected",
"versionType": "custom"
},
{
"version": "6.7.11",
"lessThanOrEqual": "6.7.*",
"status": "unaffected",
"versionType": "custom"
},
{
"version": "6.8.2",
"lessThanOrEqual": "6.8.*",
"status": "unaffected",
"versionType": "custom"
},
{
"version": "6.9",
"lessThanOrEqual": "*",
"status": "unaffected",
"versionType": "original_commit_for_fix"
}
],
"defaultStatus": "affected"
}
}
]
}
}
]
}
}
]
}
},
"references": {
"reference_data": [
{
"url": "https://git.kernel.org/stable/c/a1f57a0127b89a6b6620514564aa7eaec16d9af3",
"refsource": "MISC",
"name": "https://git.kernel.org/stable/c/a1f57a0127b89a6b6620514564aa7eaec16d9af3"
},
{
"url": "https://git.kernel.org/stable/c/3a71ec74e5e3478d202a1874f085ca3ef40be49b",
"refsource": "MISC",
"name": "https://git.kernel.org/stable/c/3a71ec74e5e3478d202a1874f085ca3ef40be49b"
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{
"url": "https://git.kernel.org/stable/c/12f00a367b2b62756e0396f14b54c2c15524e1c3",
"refsource": "MISC",
"name": "https://git.kernel.org/stable/c/12f00a367b2b62756e0396f14b54c2c15524e1c3"
},
{
"url": "https://git.kernel.org/stable/c/dadbb5d29d6c5f571a50272fce8c1505a9559487",
"refsource": "MISC",
"name": "https://git.kernel.org/stable/c/dadbb5d29d6c5f571a50272fce8c1505a9559487"
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{
"url": "https://git.kernel.org/stable/c/b8cfb7c819dd39965136a66fe3a7fde688d976fc",
"refsource": "MISC",
"name": "https://git.kernel.org/stable/c/b8cfb7c819dd39965136a66fe3a7fde688d976fc"
}
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"generator": {
"engine": "bippy-a5840b7849dd"
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}