{ "dataType": "CVE_RECORD", "cveMetadata": { "cveId": "CVE-2024-35854", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "state": "PUBLISHED", "assignerShortName": "Linux", "dateReserved": "2024-05-17T13:50:33.106Z", "datePublished": "2024-05-17T14:47:30.775Z", "dateUpdated": "2024-08-02T03:21:47.699Z" }, "containers": { "cna": { "providerMetadata": { "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2024-05-29T05:30:10.342Z" }, "descriptions": [ { "lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nmlxsw: spectrum_acl_tcam: Fix possible use-after-free during rehash\n\nThe rehash delayed work migrates filters from one region to another\naccording to the number of available credits.\n\nThe migrated from region is destroyed at the end of the work if the\nnumber of credits is non-negative as the assumption is that this is\nindicative of migration being complete. This assumption is incorrect as\na non-negative number of credits can also be the result of a failed\nmigration.\n\nThe destruction of a region that still has filters referencing it can\nresult in a use-after-free [1].\n\nFix by not destroying the region if migration failed.\n\n[1]\nBUG: KASAN: slab-use-after-free in mlxsw_sp_acl_ctcam_region_entry_remove+0x21d/0x230\nRead of size 8 at addr ffff8881735319e8 by task kworker/0:31/3858\n\nCPU: 0 PID: 3858 Comm: kworker/0:31 Tainted: G W 6.9.0-rc2-custom-00782-gf2275c2157d8 #5\nHardware name: Mellanox Technologies Ltd. MSN3700/VMOD0005, BIOS 5.11 01/06/2019\nWorkqueue: mlxsw_core mlxsw_sp_acl_tcam_vregion_rehash_work\nCall Trace:\n \n dump_stack_lvl+0xc6/0x120\n print_report+0xce/0x670\n kasan_report+0xd7/0x110\n mlxsw_sp_acl_ctcam_region_entry_remove+0x21d/0x230\n mlxsw_sp_acl_ctcam_entry_del+0x2e/0x70\n mlxsw_sp_acl_atcam_entry_del+0x81/0x210\n mlxsw_sp_acl_tcam_vchunk_migrate_all+0x3cd/0xb50\n mlxsw_sp_acl_tcam_vregion_rehash_work+0x157/0x1300\n process_one_work+0x8eb/0x19b0\n worker_thread+0x6c9/0xf70\n kthread+0x2c9/0x3b0\n ret_from_fork+0x4d/0x80\n ret_from_fork_asm+0x1a/0x30\n \n\nAllocated by task 174:\n kasan_save_stack+0x33/0x60\n kasan_save_track+0x14/0x30\n __kasan_kmalloc+0x8f/0xa0\n __kmalloc+0x19c/0x360\n mlxsw_sp_acl_tcam_region_create+0xdf/0x9c0\n mlxsw_sp_acl_tcam_vregion_rehash_work+0x954/0x1300\n process_one_work+0x8eb/0x19b0\n worker_thread+0x6c9/0xf70\n kthread+0x2c9/0x3b0\n ret_from_fork+0x4d/0x80\n ret_from_fork_asm+0x1a/0x30\n\nFreed by task 7:\n kasan_save_stack+0x33/0x60\n kasan_save_track+0x14/0x30\n kasan_save_free_info+0x3b/0x60\n poison_slab_object+0x102/0x170\n __kasan_slab_free+0x14/0x30\n kfree+0xc1/0x290\n mlxsw_sp_acl_tcam_region_destroy+0x272/0x310\n mlxsw_sp_acl_tcam_vregion_rehash_work+0x731/0x1300\n process_one_work+0x8eb/0x19b0\n worker_thread+0x6c9/0xf70\n kthread+0x2c9/0x3b0\n ret_from_fork+0x4d/0x80\n ret_from_fork_asm+0x1a/0x30" } ], "affected": [ { "product": "Linux", "vendor": "Linux", "defaultStatus": "unaffected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": [ "drivers/net/ethernet/mellanox/mlxsw/spectrum_acl_tcam.c" ], "versions": [ { "version": "c9c9af91f1d9", "lessThan": "e118e7ea24d1", "status": "affected", "versionType": "git" }, { "version": "c9c9af91f1d9", "lessThan": "a429a912d6c7", "status": "affected", "versionType": "git" }, { "version": "c9c9af91f1d9", "lessThan": "4c89642ca47f", "status": "affected", "versionType": "git" }, { "version": "c9c9af91f1d9", "lessThan": "813e2ab753a8", "status": "affected", "versionType": "git" }, { "version": "c9c9af91f1d9", "lessThan": "311eeaa7b9e2", "status": "affected", "versionType": "git" }, { "version": "c9c9af91f1d9", "lessThan": "a02687044e12", "status": "affected", "versionType": "git" }, { "version": "c9c9af91f1d9", "lessThan": "542259888899", "status": "affected", "versionType": "git" } ] }, { "product": "Linux", "vendor": "Linux", "defaultStatus": "affected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": [ "drivers/net/ethernet/mellanox/mlxsw/spectrum_acl_tcam.c" ], "versions": [ { "version": "5.1", "status": "affected" }, { "version": "0", "lessThan": "5.1", "status": "unaffected", "versionType": "custom" }, { "version": "5.4.275", "lessThanOrEqual": "5.4.*", "status": "unaffected", "versionType": "custom" }, { "version": "5.10.216", "lessThanOrEqual": "5.10.*", "status": "unaffected", "versionType": "custom" }, { "version": "5.15.158", "lessThanOrEqual": "5.15.*", "status": "unaffected", "versionType": "custom" }, { "version": "6.1.90", "lessThanOrEqual": "6.1.*", "status": "unaffected", "versionType": "custom" }, { "version": "6.6.30", "lessThanOrEqual": "6.6.*", "status": "unaffected", "versionType": "custom" }, { "version": "6.8.9", "lessThanOrEqual": "6.8.*", "status": "unaffected", "versionType": "custom" }, { "version": "6.9", "lessThanOrEqual": "*", "status": "unaffected", "versionType": "original_commit_for_fix" } ] } ], "references": [ { "url": "https://git.kernel.org/stable/c/e118e7ea24d1392878ef85926627c6bc640c4388" }, { "url": "https://git.kernel.org/stable/c/a429a912d6c779807f4d72a6cc0a1efaaa3613e1" }, { "url": "https://git.kernel.org/stable/c/4c89642ca47fb620914780c7c51d8d1248201121" }, { "url": "https://git.kernel.org/stable/c/813e2ab753a8f8c243a39ede20c2e0adc15f3887" }, { "url": "https://git.kernel.org/stable/c/311eeaa7b9e26aba5b3d57b09859f07d8e9fc049" }, { "url": "https://git.kernel.org/stable/c/a02687044e124f8ccb427cd3632124a4e1a7d7c1" }, { "url": "https://git.kernel.org/stable/c/54225988889931467a9b55fdbef534079b665519" }, { "url": "https://lists.debian.org/debian-lts-announce/2024/06/msg00017.html" } ], "title": "mlxsw: spectrum_acl_tcam: Fix possible use-after-free during rehash", "x_generator": { "engine": "bippy-a5840b7849dd" } }, "adp": [ { "title": "CISA ADP Vulnrichment", "metrics": [ { "cvssV3_1": { "scope": "UNCHANGED", "version": "3.1", "baseScore": 8.8, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "LOW", "confidentialityImpact": "HIGH" } }, { "other": { "type": "ssvc", "content": { "id": "CVE-2024-35854", "role": "CISA Coordinator", "options": [ { "Exploitation": "none" }, { "Automatable": "no" }, { "Technical Impact": "total" } ], "version": "2.0.3", "timestamp": "2024-05-17T16:58:28.959142Z" } } } ], "affected": [ { "cpes": [ "cpe:2.3:o:linux:linux_kernel:-:*:*:*:*:*:*:*" ], "vendor": "linux", "product": "linux_kernel", "versions": [ { "status": "affected", "version": "c9c9af91f1d9" } ], "defaultStatus": "unknown" }, { "cpes": [ "cpe:2.3:a:linux:linux_kernel:-:*:*:*:*:*:*:*" ], "vendor": "linux", "product": "linux_kernel", "versions": [ { "status": "affected", "version": "5.1" } ], "defaultStatus": "unknown" }, { "cpes": [ "cpe:2.3:o:linux:linux_kernel:-:*:*:*:*:*:*:*" ], "vendor": "linux", "product": "linux_kernel", "versions": [ { "status": "unknown", "version": "0" } ], "defaultStatus": "unknown" }, { "cpes": [ "cpe:2.3:o:linux:linux_kernel:-:*:*:*:*:*:*:*" ], "vendor": "linux", "product": "linux_kernel", "versions": [ { "status": "unknown", "version": "5.4.275" } ], "defaultStatus": "unknown" }, { "cpes": [ "cpe:2.3:o:linux:linux_kernel:-:*:*:*:*:*:*:*" ], "vendor": "linux", "product": "linux_kernel", "versions": [ { "status": "unknown", "version": "5.10.216" } ], "defaultStatus": "unknown" }, { "cpes": [ "cpe:2.3:a:linux:linux_kernel:-:*:*:*:*:*:*:*" ], "vendor": "linux", "product": "linux_kernel", "versions": [ { "status": "unknown", "version": "5.15.158" } ], "defaultStatus": "unknown" }, { "cpes": [ "cpe:2.3:o:linux:linux_kernel:-:*:*:*:*:*:*:*" ], "vendor": "linux", "product": "linux_kernel", "versions": [ { "status": "unknown", "version": "6.1.90" } ], "defaultStatus": "unknown" }, { "cpes": [ "cpe:2.3:a:linux:linux_kernel:-:*:*:*:*:*:*:*" ], "vendor": "linux", "product": "linux_kernel", "versions": [ { "status": "unknown", "version": "6.6.30" } ], "defaultStatus": "unknown" }, { "cpes": [ "cpe:2.3:o:linux:linux_kernel:-:*:*:*:*:*:*:*" ], "vendor": "linux", "product": "linux_kernel", "versions": [ { "status": "unknown", "version": "6.8.9" } ], "defaultStatus": "unknown" }, { "cpes": [ "cpe:2.3:a:linux:linux_kernel:-:*:*:*:*:*:*:*" ], "vendor": "linux", "product": "linux_kernel", "versions": [ { "status": "unknown", "version": "6.9" } ], "defaultStatus": "unknown" } ], "problemTypes": [ { "descriptions": [ { "lang": "en", "type": "CWE", "cweId": "CWE-416", "description": "CWE-416 Use After Free" } ] } ], "providerMetadata": { "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2024-06-04T17:33:41.287Z" } }, { "providerMetadata": { "orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-02T03:21:47.699Z" }, "title": "CVE Program Container", "references": [ { "url": "https://git.kernel.org/stable/c/e118e7ea24d1392878ef85926627c6bc640c4388", "tags": [ "x_transferred" ] }, { "url": "https://git.kernel.org/stable/c/a429a912d6c779807f4d72a6cc0a1efaaa3613e1", "tags": [ "x_transferred" ] }, { "url": "https://git.kernel.org/stable/c/4c89642ca47fb620914780c7c51d8d1248201121", "tags": [ "x_transferred" ] }, { "url": "https://git.kernel.org/stable/c/813e2ab753a8f8c243a39ede20c2e0adc15f3887", "tags": [ "x_transferred" ] }, { "url": "https://git.kernel.org/stable/c/311eeaa7b9e26aba5b3d57b09859f07d8e9fc049", "tags": [ "x_transferred" ] }, { "url": "https://git.kernel.org/stable/c/a02687044e124f8ccb427cd3632124a4e1a7d7c1", "tags": [ "x_transferred" ] }, { "url": "https://git.kernel.org/stable/c/54225988889931467a9b55fdbef534079b665519", "tags": [ "x_transferred" ] }, { "url": "https://lists.debian.org/debian-lts-announce/2024/06/msg00017.html", "tags": [ "x_transferred" ] } ] } ] }, "dataVersion": "5.1" }