CVE-2022-49704
- Source
- https://nvd.nist.gov/vuln/detail/CVE-2022-49704
- Import Source
- https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2022-49704.json
- JSON Data
- https://api.osv.dev/v1/vulns/CVE-2022-49704
- Downstream
- Related
- Published
- 2025-02-26T02:24:23Z
- Modified
- 2025-10-21T10:58:50.061302Z
- Severity
-
- 5.5 (Medium) CVSS_V3 - CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H CVSS Calculator
- Summary
- 9p: fix fid refcount leak in v9fs_vfs_get_link
- Details
-
In the Linux kernel, the following vulnerability has been resolved:
9p: fix fid refcount leak in v9fsvfsget_link
we check for protocol version later than required, after a fid has been obtained. Just move the version check earlier.
- References
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
-
Introduced6636b6dcc3db2258cd0585b8078c1c225c4b6ddeFixedf0126bcaee81dabc1926012126aa74caa03a4c6e
- Type
- GIT
- Repo
- https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
- Events
-
Introduced6636b6dcc3db2258cd0585b8078c1c225c4b6ddeFixede7b6d622bd812013eb39c8f4cd65b7ee8ede1e02
- Type
- GIT
- Repo
- https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
- Events
-
Introduced6636b6dcc3db2258cd0585b8078c1c225c4b6ddeFixede5690f263208c5abce7451370b7786eb25b405eb
Affected versions
v5.*
v5.10
v5.10-rc3
v5.10-rc4
v5.10-rc5
v5.10-rc6
v5.10-rc7
v5.11
v5.11-rc1
v5.11-rc2
v5.11-rc3
v5.11-rc4
v5.11-rc5
v5.11-rc6
v5.11-rc7
v5.12
v5.12-rc1
v5.12-rc1-dontuse
v5.12-rc2
v5.12-rc3
v5.12-rc4
v5.12-rc5
v5.12-rc6
v5.12-rc7
v5.12-rc8
v5.13
v5.13-rc1
v5.13-rc2
v5.13-rc3
v5.13-rc4
v5.13-rc5
v5.13-rc6
v5.13-rc7
v5.14
v5.14-rc1
v5.14-rc2
v5.14-rc3
v5.14-rc4
v5.14-rc5
v5.14-rc6
v5.14-rc7
v5.15
v5.15-rc1
v5.15-rc2
v5.15-rc3
v5.15-rc4
v5.15-rc5
v5.15-rc6
v5.15-rc7
v5.15.1
v5.15.10
v5.15.11
v5.15.12
v5.15.13
v5.15.14
v5.15.15
v5.15.16
v5.15.17
v5.15.18
v5.15.19
v5.15.2
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
v5.15.3
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
v5.15.4
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
v5.15.5
v5.15.50
v5.15.6
v5.15.7
v5.15.8
v5.15.9
v5.16
v5.16-rc1
v5.16-rc2
v5.16-rc3
v5.16-rc4
v5.16-rc5
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
v5.18.1
v5.18.2
v5.18.3
v5.18.4
v5.18.5
v5.18.6
v5.18.7
v5.19-rc1
v5.19-rc2
Database specific
vanir_signatures
[
{
"signature_type": "Function",
"digest": {
"function_hash": "240005240602732025606906102180865762905",
"length": 806.0
},
"target": {
"file": "fs/9p/vfs_inode.c",
"function": "v9fs_vfs_get_link"
},
"source": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git@e7b6d622bd812013eb39c8f4cd65b7ee8ede1e02",
"id": "CVE-2022-49704-17ee31e9",
"deprecated": false,
"signature_version": "v1"
},
{
"signature_type": "Function",
"digest": {
"function_hash": "240005240602732025606906102180865762905",
"length": 806.0
},
"target": {
"file": "fs/9p/vfs_inode.c",
"function": "v9fs_vfs_get_link"
},
"source": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git@e5690f263208c5abce7451370b7786eb25b405eb",
"id": "CVE-2022-49704-19cbfbc0",
"deprecated": false,
"signature_version": "v1"
},
{
"signature_type": "Line",
"digest": {
"threshold": 0.9,
"line_hashes": [
"298994136238223655683010091041845650295",
"169213341617255033004708473025141555945",
"293134481006994652704455974057741091542",
"140164001270808365580821031281271693306",
"333329172079084820404392048494796252706",
"223054607256317869500253487186221692504",
"41632989661482072986354117050422955966",
"43827786642703957325729019115042432250",
"99136942789244082975603603890655273444"
]
},
"target": {
"file": "fs/9p/vfs_inode.c"
},
"source": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git@e5690f263208c5abce7451370b7786eb25b405eb",
"id": "CVE-2022-49704-2533670f",
"deprecated": false,
"signature_version": "v1"
},
{
"signature_type": "Line",
"digest": {
"threshold": 0.9,
"line_hashes": [
"298994136238223655683010091041845650295",
"169213341617255033004708473025141555945",
"293134481006994652704455974057741091542",
"140164001270808365580821031281271693306",
"333329172079084820404392048494796252706",
"223054607256317869500253487186221692504",
"41632989661482072986354117050422955966",
"43827786642703957325729019115042432250",
"99136942789244082975603603890655273444"
]
},
"target": {
"file": "fs/9p/vfs_inode.c"
},
"source": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git@e7b6d622bd812013eb39c8f4cd65b7ee8ede1e02",
"id": "CVE-2022-49704-9696d75f",
"deprecated": false,
"signature_version": "v1"
},
{
"signature_type": "Function",
"digest": {
"function_hash": "240005240602732025606906102180865762905",
"length": 806.0
},
"target": {
"file": "fs/9p/vfs_inode.c",
"function": "v9fs_vfs_get_link"
},
"source": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git@f0126bcaee81dabc1926012126aa74caa03a4c6e",
"id": "CVE-2022-49704-cebc20ae",
"deprecated": false,
"signature_version": "v1"
},
{
"signature_type": "Line",
"digest": {
"threshold": 0.9,
"line_hashes": [
"298994136238223655683010091041845650295",
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"293134481006994652704455974057741091542",
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"333329172079084820404392048494796252706",
"223054607256317869500253487186221692504",
"41632989661482072986354117050422955966",
"43827786642703957325729019115042432250",
"99136942789244082975603603890655273444"
]
},
"target": {
"file": "fs/9p/vfs_inode.c"
},
"source": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git@f0126bcaee81dabc1926012126aa74caa03a4c6e",
"id": "CVE-2022-49704-d38c3917",
"deprecated": false,
"signature_version": "v1"
}
]