CVE-2024-49945 (GCVE-0-2024-49945)
Vulnerability from cvelistv5 – Published: 2024-10-21 18:02 – Updated: 2026-05-11 20:42
VLAI
EPSS
VEX
Title
net/ncsi: Disable the ncsi work before freeing the associated structure
Summary
In the Linux kernel, the following vulnerability has been resolved:
net/ncsi: Disable the ncsi work before freeing the associated structure
The work function can run after the ncsi device is freed, resulting
in use-after-free bugs or kernel panic.
Severity
No CVSS data available.
SSVC
Exploitation: none
Automatable: no
Technical Impact: partial
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2024-10-22 13:37 UTC
Assigner
References
Impacted products
2 products
| Vendor | Product | Version | CPE status | |
|---|---|---|---|---|
| Linux | Linux |
Affected:
2d283bdd079c0ad4da020bbc9e9c2a4280823098 , < f6ca58696749268181f43150b3553f2bafd71e42
(git)
Affected: 2d283bdd079c0ad4da020bbc9e9c2a4280823098 , < dd41dab62f32d9e9e0669af8459d12a93834b238 (git) Affected: 2d283bdd079c0ad4da020bbc9e9c2a4280823098 , < a0ffa68c70b367358b2672cdab6fa5bc4c40de2c (git) |
guessed | |
| Linux | Linux |
Affected:
4.8
Unaffected: 0 , < 4.8 (semver) Unaffected: 6.10.14 , ≤ 6.10.* (semver) Unaffected: 6.11.3 , ≤ 6.11.* (semver) Unaffected: 6.12 , ≤ * (original_commit_for_fix) |
guessed |
{
"containers": {
"adp": [
{
"metrics": [
{
"other": {
"content": {
"id": "CVE-2024-49945",
"options": [
{
"Exploitation": "none"
},
{
"Automatable": "no"
},
{
"Technical Impact": "partial"
}
],
"role": "CISA Coordinator",
"timestamp": "2024-10-22T13:37:11.616552Z",
"version": "2.0.3"
},
"type": "ssvc"
}
}
],
"providerMetadata": {
"dateUpdated": "2024-10-22T13:38:50.011Z",
"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"shortName": "CISA-ADP"
},
"title": "CISA ADP Vulnrichment"
}
],
"cna": {
"affected": [
{
"defaultStatus": "unaffected",
"product": "Linux",
"programFiles": [
"net/ncsi/ncsi-manage.c"
],
"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
"vendor": "Linux",
"versions": [
{
"lessThan": "f6ca58696749268181f43150b3553f2bafd71e42",
"status": "affected",
"version": "2d283bdd079c0ad4da020bbc9e9c2a4280823098",
"versionType": "git"
},
{
"lessThan": "dd41dab62f32d9e9e0669af8459d12a93834b238",
"status": "affected",
"version": "2d283bdd079c0ad4da020bbc9e9c2a4280823098",
"versionType": "git"
},
{
"lessThan": "a0ffa68c70b367358b2672cdab6fa5bc4c40de2c",
"status": "affected",
"version": "2d283bdd079c0ad4da020bbc9e9c2a4280823098",
"versionType": "git"
}
]
},
{
"defaultStatus": "affected",
"product": "Linux",
"programFiles": [
"net/ncsi/ncsi-manage.c"
],
"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
"vendor": "Linux",
"versions": [
{
"status": "affected",
"version": "4.8"
},
{
"lessThan": "4.8",
"status": "unaffected",
"version": "0",
"versionType": "semver"
},
{
"lessThanOrEqual": "6.10.*",
"status": "unaffected",
"version": "6.10.14",
"versionType": "semver"
},
{
"lessThanOrEqual": "6.11.*",
"status": "unaffected",
"version": "6.11.3",
"versionType": "semver"
},
{
"lessThanOrEqual": "*",
"status": "unaffected",
"version": "6.12",
"versionType": "original_commit_for_fix"
}
]
}
],
"cpeApplicability": [
{
"nodes": [
{
"cpeMatch": [
{
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionEndExcluding": "6.10.14",
"versionStartIncluding": "4.8",
"vulnerable": true
},
{
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionEndExcluding": "6.11.3",
"versionStartIncluding": "4.8",
"vulnerable": true
},
{
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionEndExcluding": "6.12",
"versionStartIncluding": "4.8",
"vulnerable": true
}
],
"negate": false,
"operator": "OR"
}
]
}
],
"descriptions": [
{
"lang": "en",
"value": "In the Linux kernel, the following vulnerability has been resolved:\n\nnet/ncsi: Disable the ncsi work before freeing the associated structure\n\nThe work function can run after the ncsi device is freed, resulting\nin use-after-free bugs or kernel panic."
}
],
"providerMetadata": {
"dateUpdated": "2026-05-11T20:42:34.841Z",
"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"shortName": "Linux"
},
"references": [
{
"url": "https://git.kernel.org/stable/c/f6ca58696749268181f43150b3553f2bafd71e42"
},
{
"url": "https://git.kernel.org/stable/c/dd41dab62f32d9e9e0669af8459d12a93834b238"
},
{
"url": "https://git.kernel.org/stable/c/a0ffa68c70b367358b2672cdab6fa5bc4c40de2c"
}
],
"title": "net/ncsi: Disable the ncsi work before freeing the associated structure",
"x_generator": {
"engine": "bippy-1.2.0"
}
}
},
"cveMetadata": {
"assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"assignerShortName": "Linux",
"cveId": "CVE-2024-49945",
"datePublished": "2024-10-21T18:02:03.106Z",
"dateReserved": "2024-10-21T12:17:06.044Z",
"dateUpdated": "2026-05-11T20:42:34.841Z",
"state": "PUBLISHED"
},
"dataType": "CVE_RECORD",
"dataVersion": "5.2",
"vulnerability-lookup:meta": {
"epss": {
"cve": "CVE-2024-49945",
"date": "2026-09-14",
"epss": "0.00228",
"percentile": "0.13626"
},
"fkie_nvd": {
"configurations": "[{\"nodes\": [{\"operator\": \"OR\", \"negate\": false, \"cpeMatch\": [{\"vulnerable\": true, \"criteria\": \"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\", \"versionStartIncluding\": \"4.8\", \"versionEndExcluding\": \"6.10.14\", \"matchCriteriaId\": \"24E235CE-5809-4731-8E35-2B16CE4FA40A\"}, {\"vulnerable\": true, \"criteria\": \"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\", \"versionStartIncluding\": \"6.11\", \"versionEndExcluding\": \"6.11.3\", \"matchCriteriaId\": \"54D9C704-D679-41A7-9C40-10A6B1E7FFE9\"}, {\"vulnerable\": true, \"criteria\": \"cpe:2.3:o:linux:linux_kernel:6.12:rc1:*:*:*:*:*:*\", \"matchCriteriaId\": \"7F361E1D-580F-4A2D-A509-7615F73167A1\"}]}]}]",
"descriptions": "[{\"lang\": \"en\", \"value\": \"In the Linux kernel, the following vulnerability has been resolved:\\n\\nnet/ncsi: Disable the ncsi work before freeing the associated structure\\n\\nThe work function can run after the ncsi device is freed, resulting\\nin use-after-free bugs or kernel panic.\"}, {\"lang\": \"es\", \"value\": \"En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: net/ncsi: deshabilitar la funci\\u00f3n work de ncsi antes de liberar la estructura asociada. La funci\\u00f3n work puede ejecutarse despu\\u00e9s de que se libera el dispositivo ncsi, lo que genera errores de use after free o p\\u00e1nico del kernel.\"}]",
"id": "CVE-2024-49945",
"lastModified": "2024-11-01T14:52:59.240",
"metrics": "{\"cvssMetricV31\": [{\"source\": \"nvd@nist.gov\", \"type\": \"Primary\", \"cvssData\": {\"version\": \"3.1\", \"vectorString\": \"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H\", \"baseScore\": 5.5, \"baseSeverity\": \"MEDIUM\", \"attackVector\": \"LOCAL\", \"attackComplexity\": \"LOW\", \"privilegesRequired\": \"LOW\", \"userInteraction\": \"NONE\", \"scope\": \"UNCHANGED\", \"confidentialityImpact\": \"NONE\", \"integrityImpact\": \"NONE\", \"availabilityImpact\": \"HIGH\"}, \"exploitabilityScore\": 1.8, \"impactScore\": 3.6}]}",
"published": "2024-10-21T18:15:16.073",
"references": "[{\"url\": \"https://git.kernel.org/stable/c/a0ffa68c70b367358b2672cdab6fa5bc4c40de2c\", \"source\": \"416baaa9-dc9f-4396-8d5f-8c081fb06d67\", \"tags\": [\"Patch\"]}, {\"url\": \"https://git.kernel.org/stable/c/dd41dab62f32d9e9e0669af8459d12a93834b238\", \"source\": \"416baaa9-dc9f-4396-8d5f-8c081fb06d67\", \"tags\": [\"Patch\"]}, {\"url\": \"https://git.kernel.org/stable/c/f6ca58696749268181f43150b3553f2bafd71e42\", \"source\": \"416baaa9-dc9f-4396-8d5f-8c081fb06d67\", \"tags\": [\"Patch\"]}]",
"sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"vulnStatus": "Analyzed",
"weaknesses": "[{\"source\": \"nvd@nist.gov\", \"type\": \"Primary\", \"description\": [{\"lang\": \"en\", \"value\": \"CWE-416\"}]}]"
},
"microsoft_vex": {
"current_release_date": "2026-06-28T01:53:31.000Z",
"cve": "CVE-2024-49945",
"id": "msrc_CVE-2024-49945",
"initial_release_date": "2024-10-01T07:00:00.000Z",
"product_status:under_investigation": "19",
"source": "Microsoft CSAF VEX",
"status": "final",
"title": "net/ncsi: Disable the ncsi work before freeing the associated structure",
"url": "https://msrc.microsoft.com/csaf/vex/2024/msrc_cve-2024-49945.json",
"version": "14"
},
"nvd": "{\"cve\":{\"id\":\"CVE-2024-49945\",\"sourceIdentifier\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"published\":\"2024-10-21T18:15:16.073\",\"lastModified\":\"2026-06-17T08:00:47.427\",\"vulnStatus\":\"Analyzed\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"In the Linux kernel, the following vulnerability has been resolved:\\n\\nnet/ncsi: Disable the ncsi work before freeing the associated structure\\n\\nThe work function can run after the ncsi device is freed, resulting\\nin use-after-free bugs or kernel panic.\"},{\"lang\":\"es\",\"value\":\"En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: net/ncsi: deshabilitar la funci\u00f3n work de ncsi antes de liberar la estructura asociada. La funci\u00f3n work puede ejecutarse despu\u00e9s de que se libera el dispositivo ncsi, lo que genera errores de use after free o p\u00e1nico del kernel.\"}],\"affected\":[{\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"affectedData\":[{\"vendor\":\"Linux\",\"product\":\"Linux\",\"defaultStatus\":\"unaffected\",\"programFiles\":[\"net/ncsi/ncsi-manage.c\"],\"repo\":\"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git\",\"versions\":[{\"version\":\"2d283bdd079c0ad4da020bbc9e9c2a4280823098\",\"lessThan\":\"f6ca58696749268181f43150b3553f2bafd71e42\",\"versionType\":\"git\",\"status\":\"affected\"},{\"version\":\"2d283bdd079c0ad4da020bbc9e9c2a4280823098\",\"lessThan\":\"dd41dab62f32d9e9e0669af8459d12a93834b238\",\"versionType\":\"git\",\"status\":\"affected\"},{\"version\":\"2d283bdd079c0ad4da020bbc9e9c2a4280823098\",\"lessThan\":\"a0ffa68c70b367358b2672cdab6fa5bc4c40de2c\",\"versionType\":\"git\",\"status\":\"affected\"}]},{\"vendor\":\"Linux\",\"product\":\"Linux\",\"defaultStatus\":\"affected\",\"programFiles\":[\"net/ncsi/ncsi-manage.c\"],\"repo\":\"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git\",\"versions\":[{\"version\":\"4.8\",\"status\":\"affected\"},{\"version\":\"0\",\"lessThan\":\"4.8\",\"versionType\":\"semver\",\"status\":\"unaffected\"},{\"version\":\"6.10.14\",\"lessThanOrEqual\":\"6.10.*\",\"versionType\":\"semver\",\"status\":\"unaffected\"},{\"version\":\"6.11.3\",\"lessThanOrEqual\":\"6.11.*\",\"versionType\":\"semver\",\"status\":\"unaffected\"},{\"version\":\"6.12\",\"lessThanOrEqual\":\"*\",\"versionType\":\"original_commit_for_fix\",\"status\":\"unaffected\"}]}]}],\"metrics\":{\"cvssMetricV31\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H\",\"baseScore\":5.5,\"baseSeverity\":\"MEDIUM\",\"attackVector\":\"LOCAL\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"LOW\",\"userInteraction\":\"NONE\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"NONE\",\"integrityImpact\":\"NONE\",\"availabilityImpact\":\"HIGH\"},\"exploitabilityScore\":1.8,\"impactScore\":3.6}],\"ssvcV203\":[{\"source\":\"134c704f-9b21-4f2e-91b3-4a467353bcc0\",\"ssvcData\":{\"timestamp\":\"2024-10-22T13:37:11.616552Z\",\"id\":\"CVE-2024-49945\",\"options\":[{\"exploitation\":\"none\"},{\"automatable\":\"no\"},{\"technicalImpact\":\"partial\"}],\"role\":\"CISA Coordinator\",\"version\":\"2.0.3\"}}]},\"weaknesses\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-416\"}]}],\"configurations\":[{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"4.8\",\"versionEndExcluding\":\"6.10.14\",\"matchCriteriaId\":\"24E235CE-5809-4731-8E35-2B16CE4FA40A\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"6.11\",\"versionEndExcluding\":\"6.11.3\",\"matchCriteriaId\":\"54D9C704-D679-41A7-9C40-10A6B1E7FFE9\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:6.12:rc1:*:*:*:*:*:*\",\"matchCriteriaId\":\"7F361E1D-580F-4A2D-A509-7615F73167A1\"}]}]}],\"references\":[{\"url\":\"https://git.kernel.org/stable/c/a0ffa68c70b367358b2672cdab6fa5bc4c40de2c\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"tags\":[\"Patch\"]},{\"url\":\"https://git.kernel.org/stable/c/dd41dab62f32d9e9e0669af8459d12a93834b238\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"tags\":[\"Patch\"]},{\"url\":\"https://git.kernel.org/stable/c/f6ca58696749268181f43150b3553f2bafd71e42\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"tags\":[\"Patch\"]}]}}",
"redhat_vex": {
"aggregate_severity": "Moderate",
"current_release_date": "2025-11-21T14:21:26+00:00",
"cve": "CVE-2024-49945",
"id": "CVE-2024-49945",
"initial_release_date": "2024-10-21T00:00:00+00:00",
"product_status:known_not_affected": "198",
"source": "Red Hat CSAF VEX",
"status": "final",
"title": "kernel: net/ncsi: Disable the ncsi work before freeing the associated structure",
"url": "https://security.access.redhat.com/data/csaf/v2/vex/2024/cve-2024-49945.json",
"version": "3"
},
"suse_vex": {
"aggregate_severity": "moderate",
"current_release_date": "2026-09-01T01:08:29Z",
"cve": "CVE-2024-49945",
"id": "CVE-2024-49945",
"initial_release_date": "2024-10-26T03:01:49Z",
"product_status:known_affected": "524",
"product_status:known_not_affected": "74",
"product_status:recommended": "782",
"source": "SUSE CSAF VEX",
"status": "interim",
"title": "SUSE CVE CVE-2024-49945",
"url": "https://ftp.suse.com/pub/projects/security/csaf-vex/cve-2024-49945.json",
"version": "66"
},
"vulnrichment": {
"containers": "{\"adp\": [{\"title\": \"CISA ADP Vulnrichment\", \"metrics\": [{\"other\": {\"type\": \"ssvc\", \"content\": {\"id\": \"CVE-2024-49945\", \"role\": \"CISA Coordinator\", \"options\": [{\"Exploitation\": \"none\"}, {\"Automatable\": \"no\"}, {\"Technical Impact\": \"partial\"}], \"version\": \"2.0.3\", \"timestamp\": \"2024-10-22T13:37:11.616552Z\"}}}], \"providerMetadata\": {\"orgId\": \"134c704f-9b21-4f2e-91b3-4a467353bcc0\", \"shortName\": \"CISA-ADP\", \"dateUpdated\": \"2024-10-22T13:37:15.225Z\"}}], \"cna\": {\"title\": \"net/ncsi: Disable the ncsi work before freeing the associated structure\", \"affected\": [{\"repo\": \"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git\", \"vendor\": \"Linux\", \"product\": \"Linux\", \"versions\": [{\"status\": \"affected\", \"version\": \"2d283bdd079c\", \"lessThan\": \"f6ca58696749\", \"versionType\": \"git\"}, {\"status\": \"affected\", \"version\": \"2d283bdd079c\", \"lessThan\": \"dd41dab62f32\", \"versionType\": \"git\"}, {\"status\": \"affected\", \"version\": \"2d283bdd079c\", \"lessThan\": \"a0ffa68c70b3\", \"versionType\": \"git\"}], \"programFiles\": [\"net/ncsi/ncsi-manage.c\"], \"defaultStatus\": \"unaffected\"}, {\"repo\": \"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git\", \"vendor\": \"Linux\", \"product\": \"Linux\", \"versions\": [{\"status\": \"affected\", \"version\": \"4.8\"}, {\"status\": \"unaffected\", \"version\": \"0\", \"lessThan\": \"4.8\", \"versionType\": \"semver\"}, {\"status\": \"unaffected\", \"version\": \"6.10.14\", \"versionType\": \"semver\", \"lessThanOrEqual\": \"6.10.*\"}, {\"status\": \"unaffected\", \"version\": \"6.11.3\", \"versionType\": \"semver\", \"lessThanOrEqual\": \"6.11.*\"}, {\"status\": \"unaffected\", \"version\": \"6.12-rc2\", \"versionType\": \"original_commit_for_fix\", \"lessThanOrEqual\": \"*\"}], \"programFiles\": [\"net/ncsi/ncsi-manage.c\"], \"defaultStatus\": \"affected\"}], \"references\": [{\"url\": \"https://git.kernel.org/stable/c/f6ca58696749268181f43150b3553f2bafd71e42\"}, {\"url\": \"https://git.kernel.org/stable/c/dd41dab62f32d9e9e0669af8459d12a93834b238\"}, {\"url\": \"https://git.kernel.org/stable/c/a0ffa68c70b367358b2672cdab6fa5bc4c40de2c\"}], \"x_generator\": {\"engine\": \"bippy-9e1c9544281a\"}, \"descriptions\": [{\"lang\": \"en\", \"value\": \"In the Linux kernel, the following vulnerability has been resolved:\\n\\nnet/ncsi: Disable the ncsi work before freeing the associated structure\\n\\nThe work function can run after the ncsi device is freed, resulting\\nin use-after-free bugs or kernel panic.\"}], \"providerMetadata\": {\"orgId\": \"416baaa9-dc9f-4396-8d5f-8c081fb06d67\", \"shortName\": \"Linux\", \"dateUpdated\": \"2024-11-05T09:52:03.932Z\"}}}",
"cveMetadata": "{\"cveId\": \"CVE-2024-49945\", \"state\": \"PUBLISHED\", \"dateUpdated\": \"2024-11-05T09:52:03.932Z\", \"dateReserved\": \"2024-10-21T12:17:06.044Z\", \"assignerOrgId\": \"416baaa9-dc9f-4396-8d5f-8c081fb06d67\", \"datePublished\": \"2024-10-21T18:02:03.106Z\", \"assignerShortName\": \"Linux\"}",
"dataType": "CVE_RECORD",
"dataVersion": "5.1"
}
}
}
Loading…
Loading…
Experimental. This forecast is provided for visualization only and may change without notice. Do not use it for operational decisions.
Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.
Sightings
| Author | Source | Type | Date | Other |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or observed by the user.
- Confirmed: The vulnerability has been validated from an analyst's perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
- Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
- Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
- Not confirmed: The user expressed doubt about the validity of the vulnerability.
- Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.
Loading…
The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the
vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base
model, served locally by ML-Gateway.
They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Loading…
Loading…