CVE-2022-50235
- Source
- https://cve.org/CVERecord?id=CVE-2022-50235
- Import Source
- https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2022-50235.json
- JSON Data
- https://api.osv.dev/v1/vulns/CVE-2022-50235
- Downstream
- Related
- Published
- 2025-09-15T14:01:41.043Z
- Modified
- 2026-03-11T10:33:26.702986Z
- Summary
- NFSD: Protect against send buffer overflow in NFSv2 READDIR
- Details
-
In the Linux kernel, the following vulnerability has been resolved:
NFSD: Protect against send buffer overflow in NFSv2 READDIR
Restore the previous limit on the @count argument to prevent a buffer overflow attack.
- Database specific
{ "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/50xxx/CVE-2022-50235.json", "cna_assigner": "Linux" }- References
-
- https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
- https://git.kernel.org/stable/c/00b4492686e0497fdb924a9d4c8f6f99377e176c
- https://git.kernel.org/stable/c/0e57d696f60dee6117a8ace0cac7c5761d375277
- https://git.kernel.org/stable/c/c2a878095b5c6f04f90553a3c45872f990dab14e
- https://git.kernel.org/stable/c/dc7f225090c29a5f3b9419b1af32846a201555e7
- https://git.kernel.org/stable/c/f59c74df82f6ac9d2ea4e01aa3ae7c6c4481652d
- https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/50xxx/CVE-2022-50235.json
- https://nvd.nist.gov/vuln/detail/CVE-2022-50235
Affected packages
Git / git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
Affected ranges
- Type
- GIT
- Repo
- https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
- Events
-
Introduced9e291a6a28d32545ed2fd959a8165144d1724df1Fixed0e57d696f60dee6117a8ace0cac7c5761d375277
- Type
- GIT
- Repo
- https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
- Events
-
Introducedeabc0aab98e5218ceecd82069b0d6fdfff5ee885Fixeddc7f225090c29a5f3b9419b1af32846a201555e7
- Type
- GIT
- Repo
- https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
- Events
-
Introduced53b1119a6e5028b125f431a0116ba73510d82a72Fixedc2a878095b5c6f04f90553a3c45872f990dab14eFixedf59c74df82f6ac9d2ea4e01aa3ae7c6c4481652dFixed00b4492686e0497fdb924a9d4c8f6f99377e176c
Affected versions
v5.*
v5.15.12
v5.15.13
v5.15.14
v5.15.15
v5.15.16
v5.15.17
v5.15.18
v5.15.19
v5.15.20
v5.15.21
v5.15.22
v5.15.23
v5.15.24
v5.15.25
v5.15.26
v5.15.27
v5.15.28
v5.15.29
v5.15.30
v5.15.31
v5.15.32
v5.15.33
v5.15.34
v5.15.35
v5.15.36
v5.15.37
v5.15.38
v5.15.39
v5.15.40
v5.15.41
v5.15.42
v5.15.43
v5.15.44
v5.15.45
v5.15.46
v5.15.47
v5.15.48
v5.15.49
v5.15.50
v5.15.51
v5.15.52
v5.15.53
v5.15.54
v5.15.55
v5.15.56
v5.15.57
v5.15.58
v5.15.59
v5.15.60
v5.15.61
v5.15.62
v5.15.63
v5.15.64
v5.15.65
v5.15.66
v5.15.67
v5.15.68
v5.15.69
v5.15.70
v5.15.71
v5.15.72
v5.15.73
v5.15.74
v5.16
v5.16-rc6
v5.16-rc7
v5.16-rc8
v5.17
v5.17-rc1
v5.17-rc2
v5.17-rc3
v5.17-rc4
v5.17-rc5
v5.17-rc6
v5.17-rc7
v5.17-rc8
v5.18
v5.18-rc1
v5.18-rc2
v5.18-rc3
v5.18-rc4
v5.18-rc5
v5.18-rc6
v5.18-rc7
v5.19
v5.19-rc1
v5.19-rc2
v5.19-rc3
v5.19-rc4
v5.19-rc5
v5.19-rc6
v5.19-rc7
v5.19-rc8
v5.19.1
v5.19.10
v5.19.11
v5.19.12
v5.19.13
v5.19.14
v5.19.15
v5.19.16
v5.19.2
v5.19.3
v5.19.4
v5.19.5
v5.19.6
v5.19.7
v5.19.8
v5.19.9
v6.*
v6.0
v6.0-rc1
v6.0-rc2
v6.0-rc3
v6.0-rc4
v6.0-rc5
v6.0-rc6
v6.0-rc7
v6.0.1
v6.0.2
Database specific
source
"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2022-50235.json"
vanir_signatures
[
{
"deprecated": false,
"signature_version": "v1",
"digest": {
"threshold": 0.9,
"line_hashes": [
"308250273754098737115753214199228013110",
"85670961175924244118541131742687230421",
"100733713044006420885448532750848120639",
"212349122793771354729252164295654965338",
"319881473882546904716283322205756173411",
"121307983028260176686801734472646409107"
]
},
"source": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git@0e57d696f60dee6117a8ace0cac7c5761d375277",
"signature_type": "Line",
"id": "CVE-2022-50235-16f11c29",
"target": {
"file": "fs/nfsd/nfsproc.c"
}
},
{
"deprecated": false,
"signature_version": "v1",
"digest": {
"function_hash": "252959262238227536492343594150849611606",
"length": 614.0
},
"source": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git@dc7f225090c29a5f3b9419b1af32846a201555e7",
"signature_type": "Function",
"id": "CVE-2022-50235-52c8fb1b",
"target": {
"file": "fs/nfsd/nfsproc.c",
"function": "nfsd_init_dirlist_pages"
}
},
{
"deprecated": false,
"signature_version": "v1",
"digest": {
"function_hash": "252959262238227536492343594150849611606",
"length": 614.0
},
"source": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git@0e57d696f60dee6117a8ace0cac7c5761d375277",
"signature_type": "Function",
"id": "CVE-2022-50235-7812364b",
"target": {
"file": "fs/nfsd/nfsproc.c",
"function": "nfsd_init_dirlist_pages"
}
},
{
"deprecated": false,
"signature_version": "v1",
"digest": {
"threshold": 0.9,
"line_hashes": [
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"100733713044006420885448532750848120639",
"212349122793771354729252164295654965338",
"319881473882546904716283322205756173411",
"121307983028260176686801734472646409107"
]
},
"source": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git@dc7f225090c29a5f3b9419b1af32846a201555e7",
"signature_type": "Line",
"id": "CVE-2022-50235-885085f9",
"target": {
"file": "fs/nfsd/nfsproc.c"
}
},
{
"deprecated": false,
"signature_version": "v1",
"digest": {
"threshold": 0.9,
"line_hashes": [
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"85670961175924244118541131742687230421",
"100733713044006420885448532750848120639",
"212349122793771354729252164295654965338",
"319881473882546904716283322205756173411",
"121307983028260176686801734472646409107"
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},
"source": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git@00b4492686e0497fdb924a9d4c8f6f99377e176c",
"signature_type": "Line",
"id": "CVE-2022-50235-94d9a7ad",
"target": {
"file": "fs/nfsd/nfsproc.c"
}
},
{
"deprecated": false,
"signature_version": "v1",
"digest": {
"function_hash": "252959262238227536492343594150849611606",
"length": 614.0
},
"source": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git@00b4492686e0497fdb924a9d4c8f6f99377e176c",
"signature_type": "Function",
"id": "CVE-2022-50235-b5b30e78",
"target": {
"file": "fs/nfsd/nfsproc.c",
"function": "nfsd_init_dirlist_pages"
}
},
{
"deprecated": false,
"signature_version": "v1",
"digest": {
"function_hash": "252959262238227536492343594150849611606",
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},
"source": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git@f59c74df82f6ac9d2ea4e01aa3ae7c6c4481652d",
"signature_type": "Function",
"id": "CVE-2022-50235-c2809973",
"target": {
"file": "fs/nfsd/nfsproc.c",
"function": "nfsd_init_dirlist_pages"
}
},
{
"deprecated": false,
"signature_version": "v1",
"digest": {
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},
"source": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git@f59c74df82f6ac9d2ea4e01aa3ae7c6c4481652d",
"signature_type": "Line",
"id": "CVE-2022-50235-d541cbb6",
"target": {
"file": "fs/nfsd/nfsproc.c"
}
}
]