159 lines
7.0 KiB
JSON
159 lines
7.0 KiB
JSON
{
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"dataType": "CVE_RECORD",
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"dataVersion": "5.2",
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"cveMetadata": {
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"cveId": "CVE-2023-53987",
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"assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
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"state": "PUBLISHED",
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"assignerShortName": "Linux",
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"dateReserved": "2025-12-24T10:53:46.175Z",
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"datePublished": "2025-12-24T10:55:27.032Z",
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"dateUpdated": "2026-05-23T15:31:43.935Z"
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},
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"containers": {
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"cna": {
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"providerMetadata": {
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"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
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"shortName": "Linux",
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"dateUpdated": "2026-05-23T15:31:43.935Z"
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},
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"descriptions": [
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{
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"lang": "en",
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"value": "In the Linux kernel, the following vulnerability has been resolved:\n\nping: Fix potentail NULL deref for /proc/net/icmp.\n\nAfter commit dbca1596bbb0 (\"ping: convert to RCU lookups, get rid\nof rwlock\"), we use RCU for ping sockets, but we should use spinlock\nfor /proc/net/icmp to avoid a potential NULL deref mentioned in\nthe previous patch.\n\nLet's go back to using spinlock there.\n\nNote we can convert ping sockets to use hlist instead of hlist_nulls\nbecause we do not use SLAB_TYPESAFE_BY_RCU for ping sockets."
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}
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],
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"affected": [
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{
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"product": "Linux",
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"vendor": "Linux",
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"defaultStatus": "unaffected",
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"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
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"programFiles": [
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"net/ipv4/ping.c"
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],
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"versions": [
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{
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"version": "dbca1596bbb08318f5e3b3b99f8ca0a0d3830a65",
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"lessThan": "5a08a32e624908890aa0a2eb442bb6a7669891a8",
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"status": "affected",
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"versionType": "git"
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{
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"version": "dbca1596bbb08318f5e3b3b99f8ca0a0d3830a65",
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"lessThan": "176cbb6da28f36506cc60a4bec4ab8df0c16713a",
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"lessThan": "ab5fb73ffa01072b4d8031cc05801fa1cb653bee",
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"status": "affected",
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"versionType": "git"
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},
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{
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"version": "de3d723a3985f282a8c9e468d1e198616eb291c8",
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"status": "affected",
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"versionType": "git"
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},
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{
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"version": "5.19.2",
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"lessThan": "5.20",
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"status": "affected",
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"versionType": "semver"
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}
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]
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},
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{
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"product": "Linux",
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"vendor": "Linux",
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"defaultStatus": "affected",
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"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
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"programFiles": [
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"net/ipv4/ping.c"
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],
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"versions": [
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{
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"version": "6.0",
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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": "6.0",
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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": "6.1.24",
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"lessThanOrEqual": "6.1.*",
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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": "6.2.11",
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"lessThanOrEqual": "6.2.*",
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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": "6.3",
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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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}
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],
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"cpeApplicability": [
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{
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"nodes": [
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{
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"operator": "OR",
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"negate": false,
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"cpeMatch": [
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{
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"vulnerable": true,
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"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
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"versionStartIncluding": "6.0",
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"versionEndExcluding": "6.1.24"
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},
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{
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"vulnerable": true,
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"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
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"versionStartIncluding": "6.0",
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"versionEndExcluding": "6.2.11"
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},
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"versionEndExcluding": "6.3"
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"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
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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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{
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"url": "https://git.kernel.org/stable/c/5a08a32e624908890aa0a2eb442bb6a7669891a8"
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},
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{
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"url": "https://git.kernel.org/stable/c/176cbb6da28f36506cc60a4bec4ab8df0c16713a"
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},
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{
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"url": "https://git.kernel.org/stable/c/ab5fb73ffa01072b4d8031cc05801fa1cb653bee"
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}
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],
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"title": "ping: Fix potentail NULL deref for /proc/net/icmp.",
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