CVE-2022-49437

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Source
https://nvd.nist.gov/vuln/detail/CVE-2022-49437
Import Source
https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2022-49437.json
JSON Data
https://api.test.osv.dev/v1/vulns/CVE-2022-49437
Downstream
Related
Published
2025-02-26T02:12:52.524Z
Modified
2025-11-27T10:54:44.444510Z
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
powerpc/xive: Fix refcount leak in xive_spapr_init
Details

In the Linux kernel, the following vulnerability has been resolved:

powerpc/xive: Fix refcount leak in xivespaprinit

offindcompatiblenode() returns a node pointer with refcount incremented, we should use ofnodeput() on it when done. Add missing ofnode_put() to avoid refcount leak.

Database specific 
{
    "cna_assigner": "Linux",
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/blob/cc431b3424123d84bcd7afd4de150b33f117a8ef/cves/2022/49xxx/CVE-2022-49437.json"
}
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
Introduced
eac1e731b59ee3b5f5e641a7765c7ed41ed26226
Fixed
65f11ccdd746e0e7f0b469cc989ba43d4f30ecfe
Type
GIT
Repo
https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
Events
Introduced
eac1e731b59ee3b5f5e641a7765c7ed41ed26226
Fixed
6e806485d851986a2445267608f27cb4ba2ed774
Type
GIT
Repo
https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
Events
Introduced
eac1e731b59ee3b5f5e641a7765c7ed41ed26226
Fixed
cc62dde2a5f4ba14016fd9caec76f08d388f4b9c
Type
GIT
Repo
https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
Events
Introduced
eac1e731b59ee3b5f5e641a7765c7ed41ed26226
Fixed
1d1fb9618bdd5a5fbf9a9eb75133da301d33721c

Affected versions

v4.*

v4.13
v4.13-rc3
v4.13-rc4
v4.13-rc5
v4.13-rc6
v4.13-rc7
v4.14
v4.14-rc1
v4.14-rc2
v4.14-rc3
v4.14-rc4
v4.14-rc5
v4.14-rc6
v4.14-rc7
v4.14-rc8
v4.15
v4.15-rc1
v4.15-rc2
v4.15-rc3
v4.15-rc4
v4.15-rc5
v4.15-rc6
v4.15-rc7
v4.15-rc8
v4.15-rc9
v4.16
v4.16-rc1
v4.16-rc2
v4.16-rc3
v4.16-rc4
v4.16-rc5
v4.16-rc6
v4.16-rc7
v4.17
v4.17-rc1
v4.17-rc2
v4.17-rc3
v4.17-rc4
v4.17-rc5
v4.17-rc6
v4.17-rc7
v4.18
v4.18-rc1
v4.18-rc2
v4.18-rc3
v4.18-rc4
v4.18-rc5
v4.18-rc6
v4.18-rc7
v4.18-rc8
v4.19
v4.19-rc1
v4.19-rc2
v4.19-rc3
v4.19-rc4
v4.19-rc5
v4.19-rc6
v4.19-rc7
v4.19-rc8
v4.20
v4.20-rc1
v4.20-rc2
v4.20-rc3
v4.20-rc4
v4.20-rc5
v4.20-rc6
v4.20-rc7

v5.*

v5.0
v5.0-rc1
v5.0-rc2
v5.0-rc3
v5.0-rc4
v5.0-rc5
v5.0-rc6
v5.0-rc7
v5.0-rc8
v5.1
v5.1-rc1
v5.1-rc2
v5.1-rc3
v5.1-rc4
v5.1-rc5
v5.1-rc6
v5.1-rc7
v5.10
v5.10-rc1
v5.10-rc2
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
v5.15.5
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
v5.17.1
v5.17.10
v5.17.11
v5.17.12
v5.17.13
v5.17.2
v5.17.3
v5.17.4
v5.17.5
v5.17.6
v5.17.7
v5.17.8
v5.17.9
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
v5.2
v5.2-rc1
v5.2-rc2
v5.2-rc3
v5.2-rc4
v5.2-rc5
v5.2-rc6
v5.2-rc7
v5.3
v5.3-rc1
v5.3-rc2
v5.3-rc3
v5.3-rc4
v5.3-rc5
v5.3-rc6
v5.3-rc7
v5.3-rc8
v5.4
v5.4-rc1
v5.4-rc2
v5.4-rc3
v5.4-rc4
v5.4-rc5
v5.4-rc6
v5.4-rc7
v5.4-rc8
v5.5
v5.5-rc1
v5.5-rc2
v5.5-rc3
v5.5-rc4
v5.5-rc5
v5.5-rc6
v5.5-rc7
v5.6
v5.6-rc1
v5.6-rc2
v5.6-rc3
v5.6-rc4
v5.6-rc5
v5.6-rc6
v5.6-rc7
v5.7
v5.7-rc1
v5.7-rc2
v5.7-rc3
v5.7-rc4
v5.7-rc5
v5.7-rc6
v5.7-rc7
v5.8
v5.8-rc1
v5.8-rc2
v5.8-rc3
v5.8-rc4
v5.8-rc5
v5.8-rc6
v5.8-rc7
v5.9
v5.9-rc1
v5.9-rc2
v5.9-rc3
v5.9-rc4
v5.9-rc5
v5.9-rc6
v5.9-rc7
v5.9-rc8

Database specific

vanir_signatures

[
    {
        "source": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git@65f11ccdd746e0e7f0b469cc989ba43d4f30ecfe",
        "deprecated": false,
        "signature_type": "Line",
        "id": "CVE-2022-49437-263d7dfe",
        "target": {
            "file": "arch/powerpc/sysdev/xive/spapr.c"
        },
        "digest": {
            "line_hashes": [
                "207500025406282262508150223876557779078",
                "41639188583026408399411502890150023554",
                "292311976339526201240362455297004153042",
                "326125618128612381759290965337557176217",
                "67879257100985667579467459362390662919",
                "167635146479819397160709501190215625923",
                "144495385714444540819326953764974489892",
                "164772571485035609475247016209854894453",
                "81445863864851322956155988806827168295",
                "150302260049529732194877123114469225400",
                "106344346158568856224361422534019299811",
                "250643369639015782498549300751908499016",
                "94039623628233154324596624452736113569",
                "317563632367033481952351098316215862576",
                "315504060332281489891404551887389821561",
                "189197421720709260411521309604464342074"
            ],
            "threshold": 0.9
        },
        "signature_version": "v1"
    },
    {
        "source": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git@6e806485d851986a2445267608f27cb4ba2ed774",
        "deprecated": false,
        "signature_type": "Function",
        "id": "CVE-2022-49437-391aa518",
        "target": {
            "function": "xive_spapr_init",
            "file": "arch/powerpc/sysdev/xive/spapr.c"
        },
        "digest": {
            "function_hash": "9501204354666992589450069809813339630",
            "length": 1533.0
        },
        "signature_version": "v1"
    },
    {
        "source": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git@cc62dde2a5f4ba14016fd9caec76f08d388f4b9c",
        "deprecated": false,
        "signature_type": "Function",
        "id": "CVE-2022-49437-4a7b90f0",
        "target": {
            "function": "xive_spapr_init",
            "file": "arch/powerpc/sysdev/xive/spapr.c"
        },
        "digest": {
            "function_hash": "9501204354666992589450069809813339630",
            "length": 1533.0
        },
        "signature_version": "v1"
    },
    {
        "source": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git@65f11ccdd746e0e7f0b469cc989ba43d4f30ecfe",
        "deprecated": false,
        "signature_type": "Function",
        "id": "CVE-2022-49437-70829bde",
        "target": {
            "function": "xive_spapr_init",
            "file": "arch/powerpc/sysdev/xive/spapr.c"
        },
        "digest": {
            "function_hash": "9501204354666992589450069809813339630",
            "length": 1533.0
        },
        "signature_version": "v1"
    },
    {
        "source": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git@1d1fb9618bdd5a5fbf9a9eb75133da301d33721c",
        "deprecated": false,
        "signature_type": "Function",
        "id": "CVE-2022-49437-b6c412f9",
        "target": {
            "function": "xive_spapr_init",
            "file": "arch/powerpc/sysdev/xive/spapr.c"
        },
        "digest": {
            "function_hash": "9501204354666992589450069809813339630",
            "length": 1533.0
        },
        "signature_version": "v1"
    },
    {
        "source": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git@cc62dde2a5f4ba14016fd9caec76f08d388f4b9c",
        "deprecated": false,
        "signature_type": "Line",
        "id": "CVE-2022-49437-be30f2bd",
        "target": {
            "file": "arch/powerpc/sysdev/xive/spapr.c"
        },
        "digest": {
            "line_hashes": [
                "207500025406282262508150223876557779078",
                "41639188583026408399411502890150023554",
                "292311976339526201240362455297004153042",
                "326125618128612381759290965337557176217",
                "67879257100985667579467459362390662919",
                "167635146479819397160709501190215625923",
                "144495385714444540819326953764974489892",
                "164772571485035609475247016209854894453",
                "81445863864851322956155988806827168295",
                "150302260049529732194877123114469225400",
                "106344346158568856224361422534019299811",
                "250643369639015782498549300751908499016",
                "94039623628233154324596624452736113569",
                "317563632367033481952351098316215862576",
                "315504060332281489891404551887389821561",
                "189197421720709260411521309604464342074"
            ],
            "threshold": 0.9
        },
        "signature_version": "v1"
    },
    {
        "source": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git@1d1fb9618bdd5a5fbf9a9eb75133da301d33721c",
        "deprecated": false,
        "signature_type": "Line",
        "id": "CVE-2022-49437-c3d43c20",
        "target": {
            "file": "arch/powerpc/sysdev/xive/spapr.c"
        },
        "digest": {
            "line_hashes": [
                "207500025406282262508150223876557779078",
                "41639188583026408399411502890150023554",
                "292311976339526201240362455297004153042",
                "326125618128612381759290965337557176217",
                "67879257100985667579467459362390662919",
                "167635146479819397160709501190215625923",
                "144495385714444540819326953764974489892",
                "164772571485035609475247016209854894453",
                "81445863864851322956155988806827168295",
                "150302260049529732194877123114469225400",
                "106344346158568856224361422534019299811",
                "250643369639015782498549300751908499016",
                "94039623628233154324596624452736113569",
                "317563632367033481952351098316215862576",
                "315504060332281489891404551887389821561",
                "189197421720709260411521309604464342074"
            ],
            "threshold": 0.9
        },
        "signature_version": "v1"
    },
    {
        "source": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git@6e806485d851986a2445267608f27cb4ba2ed774",
        "deprecated": false,
        "signature_type": "Line",
        "id": "CVE-2022-49437-d07fdab8",
        "target": {
            "file": "arch/powerpc/sysdev/xive/spapr.c"
        },
        "digest": {
            "line_hashes": [
                "207500025406282262508150223876557779078",
                "41639188583026408399411502890150023554",
                "292311976339526201240362455297004153042",
                "326125618128612381759290965337557176217",
                "67879257100985667579467459362390662919",
                "167635146479819397160709501190215625923",
                "144495385714444540819326953764974489892",
                "164772571485035609475247016209854894453",
                "81445863864851322956155988806827168295",
                "150302260049529732194877123114469225400",
                "106344346158568856224361422534019299811",
                "250643369639015782498549300751908499016",
                "94039623628233154324596624452736113569",
                "317563632367033481952351098316215862576",
                "315504060332281489891404551887389821561",
                "189197421720709260411521309604464342074"
            ],
            "threshold": 0.9
        },
        "signature_version": "v1"
    }
]

Linux / Kernel

Package

Name
Kernel

Affected ranges

Type
ECOSYSTEM
Events
Introduced
4.14.0
Fixed
5.15.46
Type
ECOSYSTEM
Events
Introduced
5.16.0
Fixed
5.17.14
Type
ECOSYSTEM
Events
Introduced
5.18.0
Fixed
5.18.3