CVE-2026-22984 (GCVE-0-2026-22984)
Vulnerability from cvelistv5 – Published: 2026-01-23 15:24 – Updated: 2026-01-26 06:52
VLAI?
Title
libceph: prevent potential out-of-bounds reads in handle_auth_done()
Summary
In the Linux kernel, the following vulnerability has been resolved:
libceph: prevent potential out-of-bounds reads in handle_auth_done()
Perform an explicit bounds check on payload_len to avoid a possible
out-of-bounds access in the callout.
[ idryomov: changelog ]
Severity ?
No CVSS data available.
Assigner
References
Impacted products
| Vendor | Product | Version | |||||||
|---|---|---|---|---|---|---|---|---|---|
| Linux | Linux |
Affected:
cd1a677cad994021b19665ed476aea63f5d54f31 , < 194cfe2af4d2a1de599d39dad636b47c2f6c2c96
(git)
Affected: cd1a677cad994021b19665ed476aea63f5d54f31 , < 79fe3511db416d2f2edcfd93569807cb02736e5e (git) Affected: cd1a677cad994021b19665ed476aea63f5d54f31 , < ef208ea331ef688729f64089b895ed1b49e842e3 (git) Affected: cd1a677cad994021b19665ed476aea63f5d54f31 , < 2802ef3380fa8c4a08cda51ec1f085b1a712e9e2 (git) Affected: cd1a677cad994021b19665ed476aea63f5d54f31 , < 2d653bb63d598ae4b096dd678744bdcc34ee89e8 (git) Affected: cd1a677cad994021b19665ed476aea63f5d54f31 , < 818156caffbf55cb4d368f9c3cac64e458fb49c9 (git) |
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{
"containers": {
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{
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"programFiles": [
"net/ceph/messenger_v2.c"
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"vendor": "Linux",
"versions": [
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},
{
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"status": "unaffected",
"version": "0",
"versionType": "semver"
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{
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"version": "5.15.198",
"versionType": "semver"
},
{
"lessThanOrEqual": "6.1.*",
"status": "unaffected",
"version": "6.1.161",
"versionType": "semver"
},
{
"lessThanOrEqual": "6.6.*",
"status": "unaffected",
"version": "6.6.121",
"versionType": "semver"
},
{
"lessThanOrEqual": "6.12.*",
"status": "unaffected",
"version": "6.12.66",
"versionType": "semver"
},
{
"lessThanOrEqual": "6.18.*",
"status": "unaffected",
"version": "6.18.6",
"versionType": "semver"
},
{
"lessThanOrEqual": "*",
"status": "unaffected",
"version": "6.19-rc5",
"versionType": "original_commit_for_fix"
}
]
}
],
"cpeApplicability": [
{
"nodes": [
{
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{
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},
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},
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{
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{
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}
],
"negate": false,
"operator": "OR"
}
]
}
],
"descriptions": [
{
"lang": "en",
"value": "In the Linux kernel, the following vulnerability has been resolved:\n\nlibceph: prevent potential out-of-bounds reads in handle_auth_done()\n\nPerform an explicit bounds check on payload_len to avoid a possible\nout-of-bounds access in the callout.\n\n[ idryomov: changelog ]"
}
],
"providerMetadata": {
"dateUpdated": "2026-01-26T06:52:35.934Z",
"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"shortName": "Linux"
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"references": [
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},
{
"url": "https://git.kernel.org/stable/c/79fe3511db416d2f2edcfd93569807cb02736e5e"
},
{
"url": "https://git.kernel.org/stable/c/ef208ea331ef688729f64089b895ed1b49e842e3"
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{
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},
{
"url": "https://git.kernel.org/stable/c/2d653bb63d598ae4b096dd678744bdcc34ee89e8"
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{
"url": "https://git.kernel.org/stable/c/818156caffbf55cb4d368f9c3cac64e458fb49c9"
}
],
"title": "libceph: prevent potential out-of-bounds reads in handle_auth_done()",
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"engine": "bippy-1.2.0"
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}
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"cveMetadata": {
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"assignerShortName": "Linux",
"cveId": "CVE-2026-22984",
"datePublished": "2026-01-23T15:24:06.245Z",
"dateReserved": "2026-01-13T15:37:45.936Z",
"dateUpdated": "2026-01-26T06:52:35.934Z",
"state": "PUBLISHED"
},
"dataType": "CVE_RECORD",
"dataVersion": "5.2",
"vulnerability-lookup:meta": {
"nvd": "{\"cve\":{\"id\":\"CVE-2026-22984\",\"sourceIdentifier\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"published\":\"2026-01-23T16:15:54.440\",\"lastModified\":\"2026-01-26T15:03:51.687\",\"vulnStatus\":\"Awaiting Analysis\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"In the Linux kernel, the following vulnerability has been resolved:\\n\\nlibceph: prevent potential out-of-bounds reads in handle_auth_done()\\n\\nPerform an explicit bounds check on payload_len to avoid a possible\\nout-of-bounds access in the callout.\\n\\n[ idryomov: changelog ]\"}],\"metrics\":{},\"references\":[{\"url\":\"https://git.kernel.org/stable/c/194cfe2af4d2a1de599d39dad636b47c2f6c2c96\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/2802ef3380fa8c4a08cda51ec1f085b1a712e9e2\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/2d653bb63d598ae4b096dd678744bdcc34ee89e8\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/79fe3511db416d2f2edcfd93569807cb02736e5e\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/818156caffbf55cb4d368f9c3cac64e458fb49c9\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/ef208ea331ef688729f64089b895ed1b49e842e3\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"}]}}"
}
}
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Sightings
| Author | Source | Type | Date |
|---|
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.
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