mirror of
https://github.com/CVEProject/cvelist.git
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158 lines
8.2 KiB
JSON
158 lines
8.2 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-2021-47254",
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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\ngfs2: Fix use-after-free in gfs2_glock_shrink_scan\n\nThe GLF_LRU flag is checked under lru_lock in gfs2_glock_remove_from_lru() to\nremove the glock from the lru list in __gfs2_glock_put().\n\nOn the shrink scan path, the same flag is cleared under lru_lock but because\nof cond_resched_lock(&lru_lock) in gfs2_dispose_glock_lru(), progress on the\nput side can be made without deleting the glock from the lru list.\n\nKeep GLF_LRU across the race window opened by cond_resched_lock(&lru_lock) to\nensure correct behavior on both sides - clear GLF_LRU after list_del under\nlru_lock."
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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": "1da177e4c3f4",
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"version_value": "38ce32953450"
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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": "4.4.274",
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"lessThanOrEqual": "4.4.*",
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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": "4.9.274",
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"lessThanOrEqual": "4.9.*",
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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": "4.14.238",
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"lessThanOrEqual": "4.14.*",
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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": "4.19.196",
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"lessThanOrEqual": "4.19.*",
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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": "5.4.127",
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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": "5.10.45",
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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": "5.12.12",
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"lessThanOrEqual": "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": "5.13",
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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/38ce329534500bf4ae71f81df6a37a406cf187b4",
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"refsource": "MISC",
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"name": "https://git.kernel.org/stable/c/38ce329534500bf4ae71f81df6a37a406cf187b4"
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},
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{
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"url": "https://git.kernel.org/stable/c/92869945cc5b78ee8a1ef90336fe070893e3458a",
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"refsource": "MISC",
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"name": "https://git.kernel.org/stable/c/92869945cc5b78ee8a1ef90336fe070893e3458a"
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},
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{
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"url": "https://git.kernel.org/stable/c/0364742decb0f02bc183404868b82896f7992595",
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"refsource": "MISC",
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"name": "https://git.kernel.org/stable/c/0364742decb0f02bc183404868b82896f7992595"
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},
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{
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"url": "https://git.kernel.org/stable/c/094bf5670e762afa243d2c41a5c4ab71c7447bf4",
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"refsource": "MISC",
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"name": "https://git.kernel.org/stable/c/094bf5670e762afa243d2c41a5c4ab71c7447bf4"
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},
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{
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"url": "https://git.kernel.org/stable/c/86fd5b27db743a0ce0cc245e3a34813b2aa6ec1d",
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"refsource": "MISC",
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"name": "https://git.kernel.org/stable/c/86fd5b27db743a0ce0cc245e3a34813b2aa6ec1d"
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},
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{
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"url": "https://git.kernel.org/stable/c/a61156314b66456ab6a291ed5deba1ebd002ab3c",
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"refsource": "MISC",
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"name": "https://git.kernel.org/stable/c/a61156314b66456ab6a291ed5deba1ebd002ab3c"
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},
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{
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"url": "https://git.kernel.org/stable/c/e87ef30fe73e7e10d2c85bdcc778dcec24dca553",
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"refsource": "MISC",
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"name": "https://git.kernel.org/stable/c/e87ef30fe73e7e10d2c85bdcc778dcec24dca553"
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},
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{
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"url": "https://git.kernel.org/stable/c/1ab19c5de4c537ec0d9b21020395a5b5a6c059b2",
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"refsource": "MISC",
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"name": "https://git.kernel.org/stable/c/1ab19c5de4c537ec0d9b21020395a5b5a6c059b2"
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}
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]
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},
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"generator": {
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"engine": "bippy-9e1c9544281a"
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}
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} |