mirror of
https://github.com/CVEProject/cvelist.git
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134 lines
7.0 KiB
JSON
134 lines
7.0 KiB
JSON
{
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"data_version": "4.0",
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"data_type": "CVE",
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"data_format": "MITRE",
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"CVE_data_meta": {
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"ID": "CVE-2021-47507",
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"ASSIGNER": "cve@kernel.org",
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"STATE": "PUBLIC"
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},
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"description": {
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"description_data": [
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{
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"lang": "eng",
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"value": "In the Linux kernel, the following vulnerability has been resolved:\n\nnfsd: Fix nsfd startup race (again)\n\nCommit bd5ae9288d64 (\"nfsd: register pernet ops last, unregister first\")\nhas re-opened rpc_pipefs_event() race against nfsd_net_id registration\n(register_pernet_subsys()) which has been fixed by commit bb7ffbf29e76\n(\"nfsd: fix nsfd startup race triggering BUG_ON\").\n\nRestore the order of register_pernet_subsys() vs register_cld_notifier().\nAdd WARN_ON() to prevent a future regression.\n\nCrash info:\nUnable to handle kernel NULL pointer dereference at virtual address 0000000000000012\nCPU: 8 PID: 345 Comm: mount Not tainted 5.4.144-... #1\npc : rpc_pipefs_event+0x54/0x120 [nfsd]\nlr : rpc_pipefs_event+0x48/0x120 [nfsd]\nCall trace:\n rpc_pipefs_event+0x54/0x120 [nfsd]\n blocking_notifier_call_chain\n rpc_fill_super\n get_tree_keyed\n rpc_fs_get_tree\n vfs_get_tree\n do_mount\n ksys_mount\n __arm64_sys_mount\n el0_svc_handler\n el0_svc"
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}
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]
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},
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"problemtype": {
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"problemtype_data": [
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{
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"description": [
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{
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"lang": "eng",
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"value": "n/a"
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}
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]
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}
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]
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},
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"affects": {
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"vendor": {
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"vendor_data": [
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{
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"vendor_name": "Linux",
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"product": {
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"product_data": [
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{
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"product_name": "Linux",
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"version": {
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"version_data": [
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{
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"version_affected": "<",
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"version_name": "8677e99150b0",
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"version_value": "f5734b1714ca"
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},
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{
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"version_affected": "<",
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"version_name": "7c7cb07d4aff",
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"version_value": "c520943a00ad"
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},
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{
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"version_affected": "<",
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"version_name": "bd5ae9288d64",
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"version_value": "8bf902fee589"
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},
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{
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"version_value": "not down converted",
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"x_cve_json_5_version_data": {
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"versions": [
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{
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"version": "5.12",
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"status": "affected"
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},
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{
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"version": "0",
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"lessThan": "5.12",
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"status": "unaffected",
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"versionType": "semver"
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},
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{
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"version": "5.4.165",
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"lessThanOrEqual": "5.4.*",
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"status": "unaffected",
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"versionType": "semver"
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},
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{
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"version": "5.10.85",
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"lessThanOrEqual": "5.10.*",
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"status": "unaffected",
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"versionType": "semver"
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},
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{
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"version": "5.15.8",
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"lessThanOrEqual": "5.15.*",
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"status": "unaffected",
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"versionType": "semver"
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},
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{
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"version": "5.16",
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"lessThanOrEqual": "*",
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"status": "unaffected",
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"versionType": "original_commit_for_fix"
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}
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],
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"defaultStatus": "affected"
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}
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}
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]
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}
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}
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]
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}
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}
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]
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}
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},
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"references": {
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"reference_data": [
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{
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"url": "https://git.kernel.org/stable/c/f5734b1714ca355703e9ea8fb61d04beff1790b9",
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"refsource": "MISC",
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"name": "https://git.kernel.org/stable/c/f5734b1714ca355703e9ea8fb61d04beff1790b9"
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},
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{
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"url": "https://git.kernel.org/stable/c/c520943a00ad5015704969ad3304c956bcd49d25",
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"refsource": "MISC",
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"name": "https://git.kernel.org/stable/c/c520943a00ad5015704969ad3304c956bcd49d25"
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},
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{
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"url": "https://git.kernel.org/stable/c/8bf902fee5893cfc2f04a698abab47629699ae9a",
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"refsource": "MISC",
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"name": "https://git.kernel.org/stable/c/8bf902fee5893cfc2f04a698abab47629699ae9a"
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},
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{
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"url": "https://git.kernel.org/stable/c/b10252c7ae9c9d7c90552f88b544a44ee773af64",
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"refsource": "MISC",
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"name": "https://git.kernel.org/stable/c/b10252c7ae9c9d7c90552f88b544a44ee773af64"
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}
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]
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},
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"generator": {
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} |