| { |
| "containers": { |
| "cna": { |
| "providerMetadata": { |
| "orgId": "f4215fc3-5b6b-47ff-a258-f7189bd81038" |
| }, |
| "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 activity update\n\nThe rule activity update delayed work periodically traverses the list of\nconfigured rules and queries their activity from the device.\n\nAs part of this task it accesses the entry pointed by 'ventry->entry',\nbut this entry can be changed concurrently by the rehash delayed work,\nleading to a use-after-free [1].\n\nFix by closing the race and perform the activity query under the\n'vregion->lock' mutex.\n\n[1]\nBUG: KASAN: slab-use-after-free in mlxsw_sp_acl_tcam_flower_rule_activity_get+0x121/0x140\nRead of size 8 at addr ffff8881054ed808 by task kworker/0:18/181\n\nCPU: 0 PID: 181 Comm: kworker/0:18 Not tainted 6.9.0-rc2-custom-00781-gd5ab772d32f7 #2\nHardware name: Mellanox Technologies Ltd. MSN3700/VMOD0005, BIOS 5.11 01/06/2019\nWorkqueue: mlxsw_core mlxsw_sp_acl_rule_activity_update_work\nCall Trace:\n <TASK>\n dump_stack_lvl+0xc6/0x120\n print_report+0xce/0x670\n kasan_report+0xd7/0x110\n mlxsw_sp_acl_tcam_flower_rule_activity_get+0x121/0x140\n mlxsw_sp_acl_rule_activity_update_work+0x219/0x400\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 </TASK>\n\nAllocated by task 1039:\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_entry_create+0x7b/0x1f0\n mlxsw_sp_acl_tcam_vchunk_migrate_all+0x30d/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\nFreed by task 1039:\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_vchunk_migrate_all+0x3d7/0xb50\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" |
| } |
| ], |
| "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": "2bffc5322fd8679e879cd6370881ee50cf141ada", |
| "lessThan": "1b73f6e4ea770410a937a8db98f77e52594d23a0", |
| "status": "affected", |
| "versionType": "git" |
| }, |
| { |
| "version": "2bffc5322fd8679e879cd6370881ee50cf141ada", |
| "lessThan": "e24d2487424779c02760ff50cd9021b8676e19ef", |
| "status": "affected", |
| "versionType": "git" |
| }, |
| { |
| "version": "2bffc5322fd8679e879cd6370881ee50cf141ada", |
| "lessThan": "c17976b42d546ee118ca300db559630ee96fb758", |
| "status": "affected", |
| "versionType": "git" |
| }, |
| { |
| "version": "2bffc5322fd8679e879cd6370881ee50cf141ada", |
| "lessThan": "b996e8699da810e4c915841d6aaef761007f933a", |
| "status": "affected", |
| "versionType": "git" |
| }, |
| { |
| "version": "2bffc5322fd8679e879cd6370881ee50cf141ada", |
| "lessThan": "feabdac2057e863d0e140a2adf3d232eb4882db4", |
| "status": "affected", |
| "versionType": "git" |
| }, |
| { |
| "version": "2bffc5322fd8679e879cd6370881ee50cf141ada", |
| "lessThan": "b183b915beef818a25e3154d719ca015a1ae0770", |
| "status": "affected", |
| "versionType": "git" |
| }, |
| { |
| "version": "2bffc5322fd8679e879cd6370881ee50cf141ada", |
| "lessThan": "79b5b4b18bc85b19d3a518483f9abbbe6d7b3ba4", |
| "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": "semver" |
| }, |
| { |
| "version": "5.4.275", |
| "lessThanOrEqual": "5.4.*", |
| "status": "unaffected", |
| "versionType": "semver" |
| }, |
| { |
| "version": "5.10.216", |
| "lessThanOrEqual": "5.10.*", |
| "status": "unaffected", |
| "versionType": "semver" |
| }, |
| { |
| "version": "5.15.158", |
| "lessThanOrEqual": "5.15.*", |
| "status": "unaffected", |
| "versionType": "semver" |
| }, |
| { |
| "version": "6.1.90", |
| "lessThanOrEqual": "6.1.*", |
| "status": "unaffected", |
| "versionType": "semver" |
| }, |
| { |
| "version": "6.6.30", |
| "lessThanOrEqual": "6.6.*", |
| "status": "unaffected", |
| "versionType": "semver" |
| }, |
| { |
| "version": "6.8.9", |
| "lessThanOrEqual": "6.8.*", |
| "status": "unaffected", |
| "versionType": "semver" |
| }, |
| { |
| "version": "6.9", |
| "lessThanOrEqual": "*", |
| "status": "unaffected", |
| "versionType": "original_commit_for_fix" |
| } |
| ] |
| } |
| ], |
| "cpeApplicability": [ |
| { |
| "nodes": [ |
| { |
| "operator": "OR", |
| "negate": false, |
| "cpeMatch": [ |
| { |
| "vulnerable": true, |
| "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", |
| "versionStartIncluding": "5.1", |
| "versionEndExcluding": "5.4.275" |
| }, |
| { |
| "vulnerable": true, |
| "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", |
| "versionStartIncluding": "5.1", |
| "versionEndExcluding": "5.10.216" |
| }, |
| { |
| "vulnerable": true, |
| "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", |
| "versionStartIncluding": "5.1", |
| "versionEndExcluding": "5.15.158" |
| }, |
| { |
| "vulnerable": true, |
| "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", |
| "versionStartIncluding": "5.1", |
| "versionEndExcluding": "6.1.90" |
| }, |
| { |
| "vulnerable": true, |
| "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", |
| "versionStartIncluding": "5.1", |
| "versionEndExcluding": "6.6.30" |
| }, |
| { |
| "vulnerable": true, |
| "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", |
| "versionStartIncluding": "5.1", |
| "versionEndExcluding": "6.8.9" |
| }, |
| { |
| "vulnerable": true, |
| "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", |
| "versionStartIncluding": "5.1", |
| "versionEndExcluding": "6.9" |
| } |
| ] |
| } |
| ] |
| } |
| ], |
| "references": [ |
| { |
| "url": "https://git.kernel.org/stable/c/1b73f6e4ea770410a937a8db98f77e52594d23a0" |
| }, |
| { |
| "url": "https://git.kernel.org/stable/c/e24d2487424779c02760ff50cd9021b8676e19ef" |
| }, |
| { |
| "url": "https://git.kernel.org/stable/c/c17976b42d546ee118ca300db559630ee96fb758" |
| }, |
| { |
| "url": "https://git.kernel.org/stable/c/b996e8699da810e4c915841d6aaef761007f933a" |
| }, |
| { |
| "url": "https://git.kernel.org/stable/c/feabdac2057e863d0e140a2adf3d232eb4882db4" |
| }, |
| { |
| "url": "https://git.kernel.org/stable/c/b183b915beef818a25e3154d719ca015a1ae0770" |
| }, |
| { |
| "url": "https://git.kernel.org/stable/c/79b5b4b18bc85b19d3a518483f9abbbe6d7b3ba4" |
| } |
| ], |
| "title": "mlxsw: spectrum_acl_tcam: Fix possible use-after-free during activity update", |
| "x_generator": { |
| "engine": "bippy-1.2.0" |
| } |
| } |
| }, |
| "cveMetadata": { |
| "assignerOrgId": "f4215fc3-5b6b-47ff-a258-f7189bd81038", |
| "cveID": "CVE-2024-35855", |
| "requesterUserId": "gregkh@kernel.org", |
| "serial": "1", |
| "state": "PUBLISHED" |
| }, |
| "dataType": "CVE_RECORD", |
| "dataVersion": "5.0" |
| } |
