{ "dataType": "CVE_RECORD", "dataVersion": "5.1", "cveMetadata": { "cveId": "CVE-2024-40942", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "state": "PUBLISHED", "assignerShortName": "Linux", "dateReserved": "2024-07-12T12:17:45.587Z", "datePublished": "2024-07-12T12:25:17.149Z", "dateUpdated": "2024-09-11T17:34:25.698Z" }, "containers": { "cna": { "providerMetadata": { "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2024-07-15T06:51:54.724Z" }, "descriptions": [ { "lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nwifi: mac80211: mesh: Fix leak of mesh_preq_queue objects\n\nThe hwmp code use objects of type mesh_preq_queue, added to a list in\nieee80211_if_mesh, to keep track of mpath we need to resolve. If the mpath\ngets deleted, ex mesh interface is removed, the entries in that list will\nnever get cleaned. Fix this by flushing all corresponding items of the\npreq_queue in mesh_path_flush_pending().\n\nThis should take care of KASAN reports like this:\n\nunreferenced object 0xffff00000668d800 (size 128):\n comm \"kworker/u8:4\", pid 67, jiffies 4295419552 (age 1836.444s)\n hex dump (first 32 bytes):\n 00 1f 05 09 00 00 ff ff 00 d5 68 06 00 00 ff ff ..........h.....\n 8e 97 ea eb 3e b8 01 00 00 00 00 00 00 00 00 00 ....>...........\n backtrace:\n [<000000007302a0b6>] __kmem_cache_alloc_node+0x1e0/0x35c\n [<00000000049bd418>] kmalloc_trace+0x34/0x80\n [<0000000000d792bb>] mesh_queue_preq+0x44/0x2a8\n [<00000000c99c3696>] mesh_nexthop_resolve+0x198/0x19c\n [<00000000926bf598>] ieee80211_xmit+0x1d0/0x1f4\n [<00000000fc8c2284>] __ieee80211_subif_start_xmit+0x30c/0x764\n [<000000005926ee38>] ieee80211_subif_start_xmit+0x9c/0x7a4\n [<000000004c86e916>] dev_hard_start_xmit+0x174/0x440\n [<0000000023495647>] __dev_queue_xmit+0xe24/0x111c\n [<00000000cfe9ca78>] batadv_send_skb_packet+0x180/0x1e4\n [<000000007bacc5d5>] batadv_v_elp_periodic_work+0x2f4/0x508\n [<00000000adc3cd94>] process_one_work+0x4b8/0xa1c\n [<00000000b36425d1>] worker_thread+0x9c/0x634\n [<0000000005852dd5>] kthread+0x1bc/0x1c4\n [<000000005fccd770>] ret_from_fork+0x10/0x20\nunreferenced object 0xffff000009051f00 (size 128):\n comm \"kworker/u8:4\", pid 67, jiffies 4295419553 (age 1836.440s)\n hex dump (first 32 bytes):\n 90 d6 92 0d 00 00 ff ff 00 d8 68 06 00 00 ff ff ..........h.....\n 36 27 92 e4 02 e0 01 00 00 58 79 06 00 00 ff ff 6'.......Xy.....\n backtrace:\n [<000000007302a0b6>] __kmem_cache_alloc_node+0x1e0/0x35c\n [<00000000049bd418>] kmalloc_trace+0x34/0x80\n [<0000000000d792bb>] mesh_queue_preq+0x44/0x2a8\n [<00000000c99c3696>] mesh_nexthop_resolve+0x198/0x19c\n [<00000000926bf598>] ieee80211_xmit+0x1d0/0x1f4\n [<00000000fc8c2284>] __ieee80211_subif_start_xmit+0x30c/0x764\n [<000000005926ee38>] ieee80211_subif_start_xmit+0x9c/0x7a4\n [<000000004c86e916>] dev_hard_start_xmit+0x174/0x440\n [<0000000023495647>] __dev_queue_xmit+0xe24/0x111c\n [<00000000cfe9ca78>] batadv_send_skb_packet+0x180/0x1e4\n [<000000007bacc5d5>] batadv_v_elp_periodic_work+0x2f4/0x508\n [<00000000adc3cd94>] process_one_work+0x4b8/0xa1c\n [<00000000b36425d1>] worker_thread+0x9c/0x634\n [<0000000005852dd5>] kthread+0x1bc/0x1c4\n [<000000005fccd770>] ret_from_fork+0x10/0x20" } ], "affected": [ { "product": "Linux", "vendor": "Linux", "defaultStatus": "unaffected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": [ "net/mac80211/mesh_pathtbl.c" ], "versions": [ { "version": "050ac52cbe1f", "lessThan": "377dbb220edc", "status": "affected", "versionType": "git" }, { "version": "050ac52cbe1f", "lessThan": "ec79670eae43", "status": "affected", "versionType": "git" }, { "version": "050ac52cbe1f", "lessThan": "7518e20a189f", "status": "affected", "versionType": "git" }, { "version": "050ac52cbe1f", "lessThan": "c4c865f971fd", "status": "affected", "versionType": "git" }, { "version": "050ac52cbe1f", "lessThan": "617dadbfb2d3", "status": "affected", "versionType": "git" }, { "version": "050ac52cbe1f", "lessThan": "63d5f89bb566", "status": "affected", "versionType": "git" }, { "version": "050ac52cbe1f", "lessThan": "d81e244af521", "status": "affected", "versionType": "git" }, { "version": "050ac52cbe1f", "lessThan": "b7d7f11a2918", "status": "affected", "versionType": "git" } ] }, { "product": "Linux", "vendor": "Linux", "defaultStatus": "affected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": [ "net/mac80211/mesh_pathtbl.c" ], "versions": [ { "version": "2.6.26", "status": "affected" }, { "version": "0", "lessThan": "2.6.26", "status": "unaffected", "versionType": "custom" }, { "version": "4.19.317", "lessThanOrEqual": "4.19.*", "status": "unaffected", "versionType": "custom" }, { "version": "5.4.279", "lessThanOrEqual": "5.4.*", "status": "unaffected", "versionType": "custom" }, { "version": "5.10.221", "lessThanOrEqual": "5.10.*", "status": "unaffected", "versionType": "custom" }, { "version": "5.15.162", "lessThanOrEqual": "5.15.*", "status": "unaffected", "versionType": "custom" }, { "version": "6.1.95", "lessThanOrEqual": "6.1.*", "status": "unaffected", "versionType": "custom" }, { "version": "6.6.35", "lessThanOrEqual": "6.6.*", "status": "unaffected", "versionType": "custom" }, { "version": "6.9.6", "lessThanOrEqual": "6.9.*", "status": "unaffected", "versionType": "custom" }, { "version": "6.10", "lessThanOrEqual": "*", "status": "unaffected", "versionType": "original_commit_for_fix" } ] } ], "references": [ { "url": "https://git.kernel.org/stable/c/377dbb220edc8421b7960691876c5b3bef62f89b" }, { "url": "https://git.kernel.org/stable/c/ec79670eae430b3ffb7e0a6417ad7657728b8f95" }, { "url": "https://git.kernel.org/stable/c/7518e20a189f8659b8b83969db4d33a4068fcfc3" }, { "url": "https://git.kernel.org/stable/c/c4c865f971fd4a255208f57ef04d814c2ae9e0dc" }, { "url": "https://git.kernel.org/stable/c/617dadbfb2d3e152c5753e28356d189c9d6f33c0" }, { "url": "https://git.kernel.org/stable/c/63d5f89bb5664d60edbf8cf0df911aaae8ed96a4" }, { "url": "https://git.kernel.org/stable/c/d81e244af521de63ad2883e17571b789c39b6549" }, { "url": "https://git.kernel.org/stable/c/b7d7f11a291830fdf69d3301075dd0fb347ced84" } ], "title": "wifi: mac80211: mesh: Fix leak of mesh_preq_queue objects", "x_generator": { "engine": "bippy-c9c4e1df01b2" } }, "adp": [ { "providerMetadata": { "orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-02T04:39:55.383Z" }, "title": "CVE Program Container", "references": [ { "url": "https://git.kernel.org/stable/c/377dbb220edc8421b7960691876c5b3bef62f89b", "tags": [ "x_transferred" ] }, { "url": "https://git.kernel.org/stable/c/ec79670eae430b3ffb7e0a6417ad7657728b8f95", "tags": [ "x_transferred" ] }, { "url": "https://git.kernel.org/stable/c/7518e20a189f8659b8b83969db4d33a4068fcfc3", "tags": [ "x_transferred" ] }, { "url": "https://git.kernel.org/stable/c/c4c865f971fd4a255208f57ef04d814c2ae9e0dc", "tags": [ "x_transferred" ] }, { "url": "https://git.kernel.org/stable/c/617dadbfb2d3e152c5753e28356d189c9d6f33c0", "tags": [ "x_transferred" ] }, { "url": "https://git.kernel.org/stable/c/63d5f89bb5664d60edbf8cf0df911aaae8ed96a4", "tags": [ "x_transferred" ] }, { "url": "https://git.kernel.org/stable/c/d81e244af521de63ad2883e17571b789c39b6549", "tags": [ "x_transferred" ] }, { "url": "https://git.kernel.org/stable/c/b7d7f11a291830fdf69d3301075dd0fb347ced84", "tags": [ "x_transferred" ] } ] }, { "metrics": [ { "other": { "type": "ssvc", "content": { "id": "CVE-2024-40942", "role": "CISA Coordinator", "options": [ { "Exploitation": "none" }, { "Automatable": "no" }, { "Technical Impact": "partial" } ], "version": "2.0.3", "timestamp": "2024-09-10T17:04:23.938409Z" } } } ], "title": "CISA ADP Vulnrichment", "providerMetadata": { "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2024-09-11T17:34:25.698Z" } } ] } }