| { |
| "containers": { |
| "cna": { |
| "providerMetadata": { |
| "orgId": "f4215fc3-5b6b-47ff-a258-f7189bd81038" |
| }, |
| "descriptions": [ |
| { |
| "lang": "en", |
| "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nnfsd: return -EINVAL when namelen is 0\n\nWhen we have a corrupted main.sqlite in /var/lib/nfs/nfsdcld/, it may\nresult in namelen being 0, which will cause memdup_user() to return\nZERO_SIZE_PTR.\nWhen we access the name.data that has been assigned the value of\nZERO_SIZE_PTR in nfs4_client_to_reclaim(), null pointer dereference is\ntriggered.\n\n[ T1205] ==================================================================\n[ T1205] BUG: KASAN: null-ptr-deref in nfs4_client_to_reclaim+0xe9/0x260\n[ T1205] Read of size 1 at addr 0000000000000010 by task nfsdcld/1205\n[ T1205]\n[ T1205] CPU: 11 PID: 1205 Comm: nfsdcld Not tainted 5.10.0-00003-g2c1423731b8d #406\n[ T1205] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS ?-20190727_073836-buildvm-ppc64le-16.ppc.fedoraproject.org-3.fc31 04/01/2014\n[ T1205] Call Trace:\n[ T1205] dump_stack+0x9a/0xd0\n[ T1205] ? nfs4_client_to_reclaim+0xe9/0x260\n[ T1205] __kasan_report.cold+0x34/0x84\n[ T1205] ? nfs4_client_to_reclaim+0xe9/0x260\n[ T1205] kasan_report+0x3a/0x50\n[ T1205] nfs4_client_to_reclaim+0xe9/0x260\n[ T1205] ? nfsd4_release_lockowner+0x410/0x410\n[ T1205] cld_pipe_downcall+0x5ca/0x760\n[ T1205] ? nfsd4_cld_tracking_exit+0x1d0/0x1d0\n[ T1205] ? down_write_killable_nested+0x170/0x170\n[ T1205] ? avc_policy_seqno+0x28/0x40\n[ T1205] ? selinux_file_permission+0x1b4/0x1e0\n[ T1205] rpc_pipe_write+0x84/0xb0\n[ T1205] vfs_write+0x143/0x520\n[ T1205] ksys_write+0xc9/0x170\n[ T1205] ? __ia32_sys_read+0x50/0x50\n[ T1205] ? ktime_get_coarse_real_ts64+0xfe/0x110\n[ T1205] ? ktime_get_coarse_real_ts64+0xa2/0x110\n[ T1205] do_syscall_64+0x33/0x40\n[ T1205] entry_SYSCALL_64_after_hwframe+0x67/0xd1\n[ T1205] RIP: 0033:0x7fdbdb761bc7\n[ T1205] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 514\n[ T1205] RSP: 002b:00007fff8c4b7248 EFLAGS: 00000246 ORIG_RAX: 0000000000000001\n[ T1205] RAX: ffffffffffffffda RBX: 000000000000042b RCX: 00007fdbdb761bc7\n[ T1205] RDX: 000000000000042b RSI: 00007fff8c4b75f0 RDI: 0000000000000008\n[ T1205] RBP: 00007fdbdb761bb0 R08: 0000000000000000 R09: 0000000000000001\n[ T1205] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000000042b\n[ T1205] R13: 0000000000000008 R14: 00007fff8c4b75f0 R15: 0000000000000000\n[ T1205] ==================================================================\n\nFix it by checking namelen." |
| } |
| ], |
| "affected": [ |
| { |
| "product": "Linux", |
| "vendor": "Linux", |
| "defaultStatus": "unaffected", |
| "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", |
| "programFiles": [ |
| "fs/nfsd/nfs4recover.c" |
| ], |
| "versions": [ |
| { |
| "version": "74725959c33c14114fdce1e36e3504d106584d53", |
| "lessThan": "6d07040ae5c2214e39c7444d898039c9e655a79a", |
| "status": "affected", |
| "versionType": "git" |
| }, |
| { |
| "version": "74725959c33c14114fdce1e36e3504d106584d53", |
| "lessThan": "0f1d007bbea38a61cf9c5392708dc70ae9d84a3d", |
| "status": "affected", |
| "versionType": "git" |
| }, |
| { |
| "version": "74725959c33c14114fdce1e36e3504d106584d53", |
| "lessThan": "b7b7a8df41ef18862dd6b22289fb46c2c12398af", |
| "status": "affected", |
| "versionType": "git" |
| }, |
| { |
| "version": "74725959c33c14114fdce1e36e3504d106584d53", |
| "lessThan": "84a563d136faf514fdad1ade28d7a142fd313cb8", |
| "status": "affected", |
| "versionType": "git" |
| }, |
| { |
| "version": "74725959c33c14114fdce1e36e3504d106584d53", |
| "lessThan": "318f70857caab3da9a6ada9bc8c1f4f7591b695e", |
| "status": "affected", |
| "versionType": "git" |
| }, |
| { |
| "version": "74725959c33c14114fdce1e36e3504d106584d53", |
| "lessThan": "766d5fbd78f7a52b3888449a0358760477b74602", |
| "status": "affected", |
| "versionType": "git" |
| }, |
| { |
| "version": "74725959c33c14114fdce1e36e3504d106584d53", |
| "lessThan": "1ff8be8d008b9ddc8e7043fbddd37d5d451b271b", |
| "status": "affected", |
| "versionType": "git" |
| }, |
| { |
| "version": "74725959c33c14114fdce1e36e3504d106584d53", |
| "lessThan": "22451a16b7ab7debefce660672566be887db1637", |
| "status": "affected", |
| "versionType": "git" |
| } |
| ] |
| }, |
| { |
| "product": "Linux", |
| "vendor": "Linux", |
| "defaultStatus": "affected", |
| "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", |
| "programFiles": [ |
| "fs/nfsd/nfs4recover.c" |
| ], |
| "versions": [ |
| { |
| "version": "5.2", |
| "status": "affected" |
| }, |
| { |
| "version": "0", |
| "lessThan": "5.2", |
| "status": "unaffected", |
| "versionType": "semver" |
| }, |
| { |
| "version": "5.4.285", |
| "lessThanOrEqual": "5.4.*", |
| "status": "unaffected", |
| "versionType": "semver" |
| }, |
| { |
| "version": "5.10.227", |
| "lessThanOrEqual": "5.10.*", |
| "status": "unaffected", |
| "versionType": "semver" |
| }, |
| { |
| "version": "5.15.168", |
| "lessThanOrEqual": "5.15.*", |
| "status": "unaffected", |
| "versionType": "semver" |
| }, |
| { |
| "version": "6.1.113", |
| "lessThanOrEqual": "6.1.*", |
| "status": "unaffected", |
| "versionType": "semver" |
| }, |
| { |
| "version": "6.6.54", |
| "lessThanOrEqual": "6.6.*", |
| "status": "unaffected", |
| "versionType": "semver" |
| }, |
| { |
| "version": "6.10.13", |
| "lessThanOrEqual": "6.10.*", |
| "status": "unaffected", |
| "versionType": "semver" |
| }, |
| { |
| "version": "6.11.2", |
| "lessThanOrEqual": "6.11.*", |
| "status": "unaffected", |
| "versionType": "semver" |
| }, |
| { |
| "version": "6.12", |
| "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": "5.2", |
| "versionEndExcluding": "5.4.285" |
| }, |
| { |
| "vulnerable": true, |
| "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", |
| "versionStartIncluding": "5.2", |
| "versionEndExcluding": "5.10.227" |
| }, |
| { |
| "vulnerable": true, |
| "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", |
| "versionStartIncluding": "5.2", |
| "versionEndExcluding": "5.15.168" |
| }, |
| { |
| "vulnerable": true, |
| "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", |
| "versionStartIncluding": "5.2", |
| "versionEndExcluding": "6.1.113" |
| }, |
| { |
| "vulnerable": true, |
| "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", |
| "versionStartIncluding": "5.2", |
| "versionEndExcluding": "6.6.54" |
| }, |
| { |
| "vulnerable": true, |
| "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", |
| "versionStartIncluding": "5.2", |
| "versionEndExcluding": "6.10.13" |
| }, |
| { |
| "vulnerable": true, |
| "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", |
| "versionStartIncluding": "5.2", |
| "versionEndExcluding": "6.11.2" |
| }, |
| { |
| "vulnerable": true, |
| "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", |
| "versionStartIncluding": "5.2", |
| "versionEndExcluding": "6.12" |
| } |
| ] |
| } |
| ] |
| } |
| ], |
| "references": [ |
| { |
| "url": "https://git.kernel.org/stable/c/6d07040ae5c2214e39c7444d898039c9e655a79a" |
| }, |
| { |
| "url": "https://git.kernel.org/stable/c/0f1d007bbea38a61cf9c5392708dc70ae9d84a3d" |
| }, |
| { |
| "url": "https://git.kernel.org/stable/c/b7b7a8df41ef18862dd6b22289fb46c2c12398af" |
| }, |
| { |
| "url": "https://git.kernel.org/stable/c/84a563d136faf514fdad1ade28d7a142fd313cb8" |
| }, |
| { |
| "url": "https://git.kernel.org/stable/c/318f70857caab3da9a6ada9bc8c1f4f7591b695e" |
| }, |
| { |
| "url": "https://git.kernel.org/stable/c/766d5fbd78f7a52b3888449a0358760477b74602" |
| }, |
| { |
| "url": "https://git.kernel.org/stable/c/1ff8be8d008b9ddc8e7043fbddd37d5d451b271b" |
| }, |
| { |
| "url": "https://git.kernel.org/stable/c/22451a16b7ab7debefce660672566be887db1637" |
| } |
| ], |
| "title": "nfsd: return -EINVAL when namelen is 0", |
| "x_generator": { |
| "engine": "bippy-1.2.0" |
| } |
| } |
| }, |
| "cveMetadata": { |
| "assignerOrgId": "f4215fc3-5b6b-47ff-a258-f7189bd81038", |
| "cveID": "CVE-2024-47692", |
| "requesterUserId": "gregkh@kernel.org", |
| "serial": "1", |
| "state": "PUBLISHED" |
| }, |
| "dataType": "CVE_RECORD", |
| "dataVersion": "5.0" |
| } |
