| { |
| "containers": { |
| "cna": { |
| "providerMetadata": { |
| "orgId": "f4215fc3-5b6b-47ff-a258-f7189bd81038" |
| }, |
| "descriptions": [ |
| { |
| "lang": "en", |
| "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nnet/9p: fix uninit-value in p9_client_rpc()\n\nSyzbot with the help of KMSAN reported the following error:\n\nBUG: KMSAN: uninit-value in trace_9p_client_res include/trace/events/9p.h:146 [inline]\nBUG: KMSAN: uninit-value in p9_client_rpc+0x1314/0x1340 net/9p/client.c:754\n trace_9p_client_res include/trace/events/9p.h:146 [inline]\n p9_client_rpc+0x1314/0x1340 net/9p/client.c:754\n p9_client_create+0x1551/0x1ff0 net/9p/client.c:1031\n v9fs_session_init+0x1b9/0x28e0 fs/9p/v9fs.c:410\n v9fs_mount+0xe2/0x12b0 fs/9p/vfs_super.c:122\n legacy_get_tree+0x114/0x290 fs/fs_context.c:662\n vfs_get_tree+0xa7/0x570 fs/super.c:1797\n do_new_mount+0x71f/0x15e0 fs/namespace.c:3352\n path_mount+0x742/0x1f20 fs/namespace.c:3679\n do_mount fs/namespace.c:3692 [inline]\n __do_sys_mount fs/namespace.c:3898 [inline]\n __se_sys_mount+0x725/0x810 fs/namespace.c:3875\n __x64_sys_mount+0xe4/0x150 fs/namespace.c:3875\n do_syscall_64+0xd5/0x1f0\n entry_SYSCALL_64_after_hwframe+0x6d/0x75\n\nUninit was created at:\n __alloc_pages+0x9d6/0xe70 mm/page_alloc.c:4598\n __alloc_pages_node include/linux/gfp.h:238 [inline]\n alloc_pages_node include/linux/gfp.h:261 [inline]\n alloc_slab_page mm/slub.c:2175 [inline]\n allocate_slab mm/slub.c:2338 [inline]\n new_slab+0x2de/0x1400 mm/slub.c:2391\n ___slab_alloc+0x1184/0x33d0 mm/slub.c:3525\n __slab_alloc mm/slub.c:3610 [inline]\n __slab_alloc_node mm/slub.c:3663 [inline]\n slab_alloc_node mm/slub.c:3835 [inline]\n kmem_cache_alloc+0x6d3/0xbe0 mm/slub.c:3852\n p9_tag_alloc net/9p/client.c:278 [inline]\n p9_client_prepare_req+0x20a/0x1770 net/9p/client.c:641\n p9_client_rpc+0x27e/0x1340 net/9p/client.c:688\n p9_client_create+0x1551/0x1ff0 net/9p/client.c:1031\n v9fs_session_init+0x1b9/0x28e0 fs/9p/v9fs.c:410\n v9fs_mount+0xe2/0x12b0 fs/9p/vfs_super.c:122\n legacy_get_tree+0x114/0x290 fs/fs_context.c:662\n vfs_get_tree+0xa7/0x570 fs/super.c:1797\n do_new_mount+0x71f/0x15e0 fs/namespace.c:3352\n path_mount+0x742/0x1f20 fs/namespace.c:3679\n do_mount fs/namespace.c:3692 [inline]\n __do_sys_mount fs/namespace.c:3898 [inline]\n __se_sys_mount+0x725/0x810 fs/namespace.c:3875\n __x64_sys_mount+0xe4/0x150 fs/namespace.c:3875\n do_syscall_64+0xd5/0x1f0\n entry_SYSCALL_64_after_hwframe+0x6d/0x75\n\nIf p9_check_errors() fails early in p9_client_rpc(), req->rc.tag\nwill not be properly initialized. However, trace_9p_client_res()\nends up trying to print it out anyway before p9_client_rpc()\nfinishes.\n\nFix this issue by assigning default values to p9_fcall fields\nsuch as 'tag' and (just in case KMSAN unearths something new) 'id'\nduring the tag allocation stage." |
| } |
| ], |
| "affected": [ |
| { |
| "product": "Linux", |
| "vendor": "Linux", |
| "defaultStatus": "unaffected", |
| "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", |
| "programFiles": [ |
| "net/9p/client.c" |
| ], |
| "versions": [ |
| { |
| "version": "348b59012e5c6402741d067cf6eeeb6271999d06", |
| "lessThan": "72c5d8e416ecc46af370a1340b3db5ff0b0cc867", |
| "status": "affected", |
| "versionType": "git" |
| }, |
| { |
| "version": "348b59012e5c6402741d067cf6eeeb6271999d06", |
| "lessThan": "2101901dd58c6da4924bc5efb217a1d83436290b", |
| "status": "affected", |
| "versionType": "git" |
| }, |
| { |
| "version": "348b59012e5c6402741d067cf6eeeb6271999d06", |
| "lessThan": "124947855564572713d705a13be7d0c9dae16a17", |
| "status": "affected", |
| "versionType": "git" |
| }, |
| { |
| "version": "348b59012e5c6402741d067cf6eeeb6271999d06", |
| "lessThan": "89969ffbeb948ffc159d19252e7469490103011b", |
| "status": "affected", |
| "versionType": "git" |
| }, |
| { |
| "version": "348b59012e5c6402741d067cf6eeeb6271999d06", |
| "lessThan": "ca71f204711ad24113e8b344dc5bb8b0385f5672", |
| "status": "affected", |
| "versionType": "git" |
| }, |
| { |
| "version": "348b59012e5c6402741d067cf6eeeb6271999d06", |
| "lessThan": "6c1791130b781c843572fb6391c4a4c5d857ab17", |
| "status": "affected", |
| "versionType": "git" |
| }, |
| { |
| "version": "348b59012e5c6402741d067cf6eeeb6271999d06", |
| "lessThan": "fe5c604053c36c62af24eee8a76407d026ea5163", |
| "status": "affected", |
| "versionType": "git" |
| }, |
| { |
| "version": "348b59012e5c6402741d067cf6eeeb6271999d06", |
| "lessThan": "25460d6f39024cc3b8241b14c7ccf0d6f11a736a", |
| "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/9p/client.c" |
| ], |
| "versions": [ |
| { |
| "version": "3.2", |
| "status": "affected" |
| }, |
| { |
| "version": "0", |
| "lessThan": "3.2", |
| "status": "unaffected", |
| "versionType": "semver" |
| }, |
| { |
| "version": "4.19.316", |
| "lessThanOrEqual": "4.19.*", |
| "status": "unaffected", |
| "versionType": "semver" |
| }, |
| { |
| "version": "5.4.278", |
| "lessThanOrEqual": "5.4.*", |
| "status": "unaffected", |
| "versionType": "semver" |
| }, |
| { |
| "version": "5.10.219", |
| "lessThanOrEqual": "5.10.*", |
| "status": "unaffected", |
| "versionType": "semver" |
| }, |
| { |
| "version": "5.15.161", |
| "lessThanOrEqual": "5.15.*", |
| "status": "unaffected", |
| "versionType": "semver" |
| }, |
| { |
| "version": "6.1.94", |
| "lessThanOrEqual": "6.1.*", |
| "status": "unaffected", |
| "versionType": "semver" |
| }, |
| { |
| "version": "6.6.34", |
| "lessThanOrEqual": "6.6.*", |
| "status": "unaffected", |
| "versionType": "semver" |
| }, |
| { |
| "version": "6.9.5", |
| "lessThanOrEqual": "6.9.*", |
| "status": "unaffected", |
| "versionType": "semver" |
| }, |
| { |
| "version": "6.10", |
| "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": "3.2", |
| "versionEndExcluding": "4.19.316" |
| }, |
| { |
| "vulnerable": true, |
| "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", |
| "versionStartIncluding": "3.2", |
| "versionEndExcluding": "5.4.278" |
| }, |
| { |
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| "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", |
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| }, |
| { |
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| "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", |
| "versionStartIncluding": "3.2", |
| "versionEndExcluding": "5.15.161" |
| }, |
| { |
| "vulnerable": true, |
| "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", |
| "versionStartIncluding": "3.2", |
| "versionEndExcluding": "6.1.94" |
| }, |
| { |
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| "versionStartIncluding": "3.2", |
| "versionEndExcluding": "6.6.34" |
| }, |
| { |
| "vulnerable": true, |
| "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", |
| "versionStartIncluding": "3.2", |
| "versionEndExcluding": "6.9.5" |
| }, |
| { |
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| "versionStartIncluding": "3.2", |
| "versionEndExcluding": "6.10" |
| } |
| ] |
| } |
| ] |
| } |
| ], |
| "references": [ |
| { |
| "url": "https://git.kernel.org/stable/c/72c5d8e416ecc46af370a1340b3db5ff0b0cc867" |
| }, |
| { |
| "url": "https://git.kernel.org/stable/c/2101901dd58c6da4924bc5efb217a1d83436290b" |
| }, |
| { |
| "url": "https://git.kernel.org/stable/c/124947855564572713d705a13be7d0c9dae16a17" |
| }, |
| { |
| "url": "https://git.kernel.org/stable/c/89969ffbeb948ffc159d19252e7469490103011b" |
| }, |
| { |
| "url": "https://git.kernel.org/stable/c/ca71f204711ad24113e8b344dc5bb8b0385f5672" |
| }, |
| { |
| "url": "https://git.kernel.org/stable/c/6c1791130b781c843572fb6391c4a4c5d857ab17" |
| }, |
| { |
| "url": "https://git.kernel.org/stable/c/fe5c604053c36c62af24eee8a76407d026ea5163" |
| }, |
| { |
| "url": "https://git.kernel.org/stable/c/25460d6f39024cc3b8241b14c7ccf0d6f11a736a" |
| } |
| ], |
| "title": "net/9p: fix uninit-value in p9_client_rpc()", |
| "x_generator": { |
| "engine": "bippy-1.2.0" |
| } |
| } |
| }, |
| "cveMetadata": { |
| "assignerOrgId": "f4215fc3-5b6b-47ff-a258-f7189bd81038", |
| "cveID": "CVE-2024-39301", |
| "requesterUserId": "gregkh@kernel.org", |
| "serial": "1", |
| "state": "PUBLISHED" |
| }, |
| "dataType": "CVE_RECORD", |
| "dataVersion": "5.0" |
| } |
