235 lines
11 KiB
JSON
235 lines
11 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-2025-68283",
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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": "2025-12-16T14:48:05.291Z",
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"datePublished": "2025-12-16T15:06:05.355Z",
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"dateUpdated": "2026-10-15T22:02:48.629Z"
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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": "2026-08-05T12:10:36.982Z"
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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\nlibceph: replace BUG_ON with bounds check for map->max_osd\n\nOSD indexes come from untrusted network packets. Boundary checks are\nadded to validate these against map->max_osd.\n\n[ idryomov: drop BUG_ON in ceph_get_primary_affinity(), minor cosmetic\n edits ]"
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}
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],
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"metrics": [
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{
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"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
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"baseScore": 7.5,
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"baseSeverity": "HIGH"
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},
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"scenarios": [
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{
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"lang": "en",
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"value": "AV:N - An attacker-controlled Ceph monitor or OSD can deliver a crafted CEPH_MSG_OSD_MAP over TCP to an active kernel CephFS or RBD client.\nAC:L - The attacker controls both map->max_osd and the decoded OSD index, making the BUG_ON reliably reachable without a race or unpredictable condition.\nPR:N - The default legacy messenger monitor path dispatches OSD-map messages before Ceph authentication completes, so an attacker controlling the selected endpoint needs no credentials.\nUI:N - An active Ceph client automatically receives and applies map updates without any user action at exploitation time.\nS:U - The failure occurs within the host kernel and does not cross a separate security authority such as a hypervisor boundary.\nC:N - The BUG_ON executes before the invalid index is used for an out-of-bounds access, providing no information-disclosure primitive.\nI:N - The vulnerable paths terminate at BUG_ON before performing an out-of-bounds write, so the defect does not provide memory corruption or code execution.\nA:H - The crafted index triggers a kernel BUG, which can panic or reboot the host or leave the Ceph workqueue and locked subsystem unusable."
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}
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]
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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/ceph/osdmap.c"
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],
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"status": "affected",
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"status": "affected",
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"status": "affected",
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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/ceph/osdmap.c"
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],
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"versions": [
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{
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"version": "2.6.34",
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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": "2.6.34",
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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": "6.1.159",
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"lessThanOrEqual": "6.1.*",
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"status": "unaffected",
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},
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{
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"version": "6.6.119",
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"lessThanOrEqual": "6.6.*",
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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": "6.12.61",
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"lessThanOrEqual": "6.12.*",
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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": "6.17.11",
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"lessThanOrEqual": "6.17.*",
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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": "6.18",
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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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"nodes": [
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"operator": "OR",
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"negate": false,
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"references": [
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{
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"url": "https://git.kernel.org/stable/c/57f5fbae9f1024aba17ff75e00433324115c548a"
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},
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{
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"url": "https://git.kernel.org/stable/c/becc488a4d864db338ebd4e313aa3c77da24b604"
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},
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{
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"url": "https://git.kernel.org/stable/c/e67e3be690f5f7e3b031cf29e8d91e6d02a8e30d"
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},
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{
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"url": "https://git.kernel.org/stable/c/b4368b7f97014e1015445d61abd0b27c4c6e8424"
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},
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{
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"url": "https://git.kernel.org/stable/c/ec3797f043756a94ea2d0f106022e14ac4946c02"
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}
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],
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"title": "libceph: replace BUG_ON with bounds check for map->max_osd",
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"x_generator": {
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"engine": "bippy-1.2.0"
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"adp": [
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{
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"metrics": [
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"other": {
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"type": "ssvc",
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"content": {
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"id": "CVE-2025-68283",
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"role": "CISA Coordinator",
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"options": [
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{
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"Exploitation": "none"
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},
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{
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"Automatable": "yes"
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},
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{
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"Technical Impact": "partial"
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}
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],
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"version": "2.0.3",
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"timestamp": "2026-10-15T22:00:41.515317Z"
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}
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}
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}
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],
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"title": "CISA ADP Vulnrichment",
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"providerMetadata": {
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"shortName": "CISA-ADP",
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} |