CVE-2016-6198

Source
https://nvd.nist.gov/vuln/detail/CVE-2016-6198
Import Source
https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2016-6198.json
JSON Data
https://api.test.osv.dev/v1/vulns/CVE-2016-6198
Downstream
Published
2016-08-06T20:59:13Z
Modified
2025-09-19T09:05:54.817069Z
Severity
  • 5.5 (Medium) CVSS_V3 - CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H CVSS Calculator
Summary
[none]
Details

The filesystem layer in the Linux kernel before 4.5.5 proceeds with post-rename operations after an OverlayFS file is renamed to a self-hardlink, which allows local users to cause a denial of service (system crash) via a rename system call, related to fs/namei.c and fs/open.c.

References

Affected packages

Git / git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git

Affected ranges

Type
GIT
Repo
http://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
Events
Introduced
0 Unknown introduced commit / All previous commits are affected
Last affected
76e10d158efb6d4516018846f60c2ab5501900bc
Type
GIT
Repo
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
Events
Introduced
0 Unknown introduced commit / All previous commits are affected
Fixed
54d5ca871e72f2bb172ec9323497f01cd5091ec7
Fixed
9409e22acdfc9153f88d9b1ed2bd2a5b34d2d3ca
Type
GIT
Repo
https://github.com/torvalds/linux
Events
Introduced
0 Unknown introduced commit / All previous commits are affected
Fixed
Fixed

Affected versions

v2.*

v2.6.12
v2.6.12-rc2
v2.6.12-rc3
v2.6.12-rc4
v2.6.12-rc5
v2.6.12-rc6
v2.6.13
v2.6.13-rc1
v2.6.13-rc2
v2.6.13-rc3
v2.6.13-rc4
v2.6.13-rc5
v2.6.13-rc6
v2.6.13-rc7
v2.6.14
v2.6.14-rc1
v2.6.14-rc2
v2.6.14-rc3
v2.6.14-rc4
v2.6.14-rc5
v2.6.15
v2.6.15-rc1
v2.6.15-rc2
v2.6.15-rc3
v2.6.15-rc4
v2.6.15-rc5
v2.6.15-rc6
v2.6.15-rc7
v2.6.16
v2.6.16-rc1
v2.6.16-rc2
v2.6.16-rc3
v2.6.16-rc4
v2.6.16-rc5
v2.6.16-rc6
v2.6.17
v2.6.17-rc1
v2.6.17-rc2
v2.6.17-rc3
v2.6.17-rc4
v2.6.17-rc5
v2.6.17-rc6
v2.6.18
v2.6.18-rc1
v2.6.18-rc2
v2.6.18-rc3
v2.6.18-rc4
v2.6.18-rc5
v2.6.18-rc6
v2.6.18-rc7
v2.6.19
v2.6.19-rc1
v2.6.19-rc2
v2.6.19-rc3
v2.6.19-rc4
v2.6.19-rc5
v2.6.19-rc6
v2.6.20
v2.6.20-rc1
v2.6.20-rc2
v2.6.20-rc3
v2.6.20-rc4
v2.6.20-rc5
v2.6.20-rc6
v2.6.20-rc7
v2.6.21
v2.6.21-rc1
v2.6.21-rc2
v2.6.21-rc3
v2.6.21-rc4
v2.6.21-rc5
v2.6.21-rc6
v2.6.21-rc7
v2.6.22
v2.6.22-rc1
v2.6.22-rc2
v2.6.22-rc3
v2.6.22-rc4
v2.6.22-rc5
v2.6.22-rc6
v2.6.22-rc7
v2.6.23
v2.6.23-rc1
v2.6.23-rc2
v2.6.23-rc3
v2.6.23-rc4
v2.6.23-rc5
v2.6.23-rc6
v2.6.23-rc7
v2.6.23-rc8
v2.6.23-rc9
v2.6.24
v2.6.24-rc1
v2.6.24-rc2
v2.6.24-rc3
v2.6.24-rc4
v2.6.24-rc5
v2.6.24-rc6
v2.6.24-rc7
v2.6.24-rc8
v2.6.25
v2.6.25-rc1
v2.6.25-rc2
v2.6.25-rc3
v2.6.25-rc4
v2.6.25-rc5
v2.6.25-rc6
v2.6.25-rc7
v2.6.25-rc8
v2.6.25-rc9
v2.6.26
v2.6.26-rc1
v2.6.26-rc2
v2.6.26-rc3
v2.6.26-rc4
v2.6.26-rc5
v2.6.26-rc6
v2.6.26-rc7
v2.6.26-rc8
v2.6.26-rc9
v2.6.27
v2.6.27-rc1
v2.6.27-rc2
v2.6.27-rc3
v2.6.27-rc4
v2.6.27-rc5
v2.6.27-rc6
v2.6.27-rc7
v2.6.27-rc8
v2.6.27-rc9
v2.6.28
v2.6.28-rc1
v2.6.28-rc2
v2.6.28-rc3
v2.6.28-rc4
v2.6.28-rc5
v2.6.28-rc6
v2.6.28-rc7
v2.6.28-rc8
v2.6.28-rc9
v2.6.29
v2.6.29-rc1
v2.6.29-rc2
v2.6.29-rc3
v2.6.29-rc4
v2.6.29-rc5
v2.6.29-rc6
v2.6.29-rc7
v2.6.29-rc8
v2.6.30
v2.6.30-rc1
v2.6.30-rc2
v2.6.30-rc3
v2.6.30-rc4
v2.6.30-rc5
v2.6.30-rc6
v2.6.30-rc7
v2.6.30-rc8
v2.6.31
v2.6.31-rc1
v2.6.31-rc2
v2.6.31-rc3
v2.6.31-rc4
v2.6.31-rc5
v2.6.31-rc6
v2.6.31-rc7
v2.6.31-rc8
v2.6.31-rc9
v2.6.32
v2.6.32-rc1
v2.6.32-rc2
v2.6.32-rc3
v2.6.32-rc4
v2.6.32-rc5
v2.6.32-rc6
v2.6.32-rc7
v2.6.32-rc8
v2.6.33
v2.6.33-rc1
v2.6.33-rc2
v2.6.33-rc3
v2.6.33-rc4
v2.6.33-rc5
v2.6.33-rc6
v2.6.33-rc7
v2.6.33-rc8
v2.6.34
v2.6.34-rc1
v2.6.34-rc2
v2.6.34-rc3
v2.6.34-rc4
v2.6.34-rc5
v2.6.34-rc6
v2.6.34-rc7
v2.6.35
v2.6.35-rc1
v2.6.35-rc2
v2.6.35-rc3
v2.6.35-rc4
v2.6.35-rc5
v2.6.35-rc6
v2.6.36
v2.6.36-rc1
v2.6.36-rc2
v2.6.36-rc3
v2.6.36-rc4
v2.6.36-rc5
v2.6.36-rc6
v2.6.36-rc7
v2.6.36-rc8
v2.6.37
v2.6.37-rc1
v2.6.37-rc2
v2.6.37-rc3
v2.6.37-rc4
v2.6.37-rc5
v2.6.37-rc6
v2.6.37-rc7
v2.6.37-rc8
v2.6.38
v2.6.38-rc1
v2.6.38-rc2
v2.6.38-rc3
v2.6.38-rc4
v2.6.38-rc5
v2.6.38-rc6
v2.6.38-rc7
v2.6.38-rc8
v2.6.39
v2.6.39-rc1
v2.6.39-rc2
v2.6.39-rc3
v2.6.39-rc4
v2.6.39-rc5
v2.6.39-rc6
v2.6.39-rc7

v3.*

v3.0
v3.0-rc1
v3.0-rc2
v3.0-rc3
v3.0-rc4
v3.0-rc5
v3.0-rc6
v3.0-rc7
v3.1
v3.1-rc1
v3.1-rc10
v3.1-rc2
v3.1-rc3
v3.1-rc4
v3.1-rc5
v3.1-rc6
v3.1-rc7
v3.1-rc8
v3.1-rc9
v3.10
v3.10-rc1
v3.10-rc2
v3.10-rc3
v3.10-rc4
v3.10-rc5
v3.10-rc6
v3.10-rc7
v3.11
v3.11-rc1
v3.11-rc2
v3.11-rc3
v3.11-rc4
v3.11-rc5
v3.11-rc6
v3.11-rc7
v3.12
v3.12-rc1
v3.12-rc2
v3.12-rc3
v3.12-rc4
v3.12-rc5
v3.12-rc6
v3.12-rc7
v3.13
v3.13-rc1
v3.13-rc2
v3.13-rc3
v3.13-rc4
v3.13-rc5
v3.13-rc6
v3.13-rc7
v3.13-rc8
v3.14
v3.14-rc1
v3.14-rc2
v3.14-rc3
v3.14-rc4
v3.14-rc5
v3.14-rc6
v3.14-rc7
v3.14-rc8
v3.15
v3.15-rc1
v3.15-rc2
v3.15-rc3
v3.15-rc4
v3.15-rc5
v3.15-rc6
v3.15-rc7
v3.15-rc8
v3.16
v3.16-rc1
v3.16-rc2
v3.16-rc3
v3.16-rc4
v3.16-rc5
v3.16-rc6
v3.16-rc7
v3.17
v3.17-rc1
v3.17-rc2
v3.17-rc3
v3.17-rc4
v3.17-rc5
v3.17-rc6
v3.17-rc7
v3.18
v3.18-rc1
v3.18-rc2
v3.18-rc3
v3.18-rc4
v3.18-rc5
v3.18-rc6
v3.18-rc7
v3.19
v3.19-rc1
v3.19-rc2
v3.19-rc3
v3.19-rc4
v3.19-rc5
v3.19-rc6
v3.19-rc7
v3.2
v3.2-rc1
v3.2-rc2
v3.2-rc3
v3.2-rc4
v3.2-rc5
v3.2-rc6
v3.2-rc7
v3.3
v3.3-rc1
v3.3-rc2
v3.3-rc3
v3.3-rc4
v3.3-rc5
v3.3-rc6
v3.3-rc7
v3.4
v3.4-rc1
v3.4-rc2
v3.4-rc3
v3.4-rc4
v3.4-rc5
v3.4-rc6
v3.4-rc7
v3.5
v3.5-rc1
v3.5-rc2
v3.5-rc3
v3.5-rc4
v3.5-rc5
v3.5-rc6
v3.5-rc7
v3.6
v3.6-rc1
v3.6-rc2
v3.6-rc3
v3.6-rc4
v3.6-rc5
v3.6-rc6
v3.6-rc7
v3.7
v3.7-rc1
v3.7-rc2
v3.7-rc3
v3.7-rc4
v3.7-rc5
v3.7-rc6
v3.7-rc7
v3.7-rc8
v3.8
v3.8-rc1
v3.8-rc2
v3.8-rc3
v3.8-rc4
v3.8-rc5
v3.8-rc6
v3.8-rc7
v3.9
v3.9-rc1
v3.9-rc2
v3.9-rc3
v3.9-rc4
v3.9-rc5
v3.9-rc6
v3.9-rc7
v3.9-rc8

v4.*

v4.0
v4.0-rc1
v4.0-rc2
v4.0-rc3
v4.0-rc4
v4.0-rc5
v4.0-rc6
v4.0-rc7
v4.1
v4.1-rc1
v4.1-rc2
v4.1-rc3
v4.1-rc4
v4.1-rc5
v4.1-rc6
v4.1-rc7
v4.1-rc8
v4.2
v4.2-rc1
v4.2-rc2
v4.2-rc3
v4.2-rc4
v4.2-rc5
v4.2-rc6
v4.2-rc7
v4.2-rc8
v4.3
v4.3-rc1
v4.3-rc2
v4.3-rc3
v4.3-rc4
v4.3-rc5
v4.3-rc6
v4.3-rc7
v4.4
v4.4-rc1
v4.4-rc2
v4.4-rc3
v4.4-rc4
v4.4-rc5
v4.4-rc6
v4.4-rc7
v4.4-rc8
v4.5
v4.5-rc1
v4.5-rc2
v4.5-rc3
v4.5-rc4
v4.5-rc5
v4.5-rc6
v4.5-rc7
v4.6-rc1
v4.6-rc2
v4.6-rc3
v4.6-rc4
v4.6-rc5
v4.6-rc6
v4.6-rc7

Database specific

{
    "vanir_signatures": [
        {
            "digest": {
                "length": 2710.0,
                "function_hash": "176251676786224064157905206971745351168"
            },
            "signature_type": "Function",
            "deprecated": false,
            "source": "https://github.com/torvalds/linux/commit/9409e22acdfc9153f88d9b1ed2bd2a5b34d2d3ca",
            "target": {
                "function": "vfs_rename",
                "file": "fs/namei.c"
            },
            "id": "CVE-2016-6198-0142c5ca",
            "signature_version": "v1"
        },
        {
            "digest": {
                "threshold": 0.9,
                "line_hashes": [
                    "197257209627169793457663970201493696126"
                ]
            },
            "signature_type": "Line",
            "deprecated": false,
            "source": "https://github.com/torvalds/linux/commit/54d5ca871e72f2bb172ec9323497f01cd5091ec7",
            "target": {
                "file": "include/linux/dcache.h"
            },
            "id": "CVE-2016-6198-16d61762",
            "signature_version": "v1"
        },
        {
            "digest": {
                "threshold": 0.9,
                "line_hashes": [
                    "89891878038560030249232699925676535603",
                    "26312288617806036344930406045171254033",
                    "248692019037616165390633097755433409283",
                    "8961897124399606797207065396029946148",
                    "165705065450177952252461897686553949462",
                    "56323040694204037226334025255280940110",
                    "222774412935605086779383760893235889121",
                    "268083800110884528437775447158790556284",
                    "125700114682384485847601627423199369279",
                    "158141473186299625125714234304623700679",
                    "153802846011920975573436258878695988367"
                ]
            },
            "signature_type": "Line",
            "deprecated": false,
            "source": "https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git@54d5ca871e72f2bb172ec9323497f01cd5091ec7",
            "target": {
                "file": "fs/open.c"
            },
            "id": "CVE-2016-6198-2e40c7a1",
            "signature_version": "v1"
        },
        {
            "digest": {
                "threshold": 0.9,
                "line_hashes": [
                    "289056133303127936962192071689146772118",
                    "5447575071570692459651203944272255256",
                    "205673758122955577608367880640926876840",
                    "15541864837550094388720007098781039363"
                ]
            },
            "signature_type": "Line",
            "deprecated": false,
            "source": "https://github.com/torvalds/linux/commit/9409e22acdfc9153f88d9b1ed2bd2a5b34d2d3ca",
            "target": {
                "file": "fs/namei.c"
            },
            "id": "CVE-2016-6198-917f3c4c",
            "signature_version": "v1"
        },
        {
            "digest": {
                "length": 2710.0,
                "function_hash": "176251676786224064157905206971745351168"
            },
            "signature_type": "Function",
            "deprecated": false,
            "source": "https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git@9409e22acdfc9153f88d9b1ed2bd2a5b34d2d3ca",
            "target": {
                "function": "vfs_rename",
                "file": "fs/namei.c"
            },
            "id": "CVE-2016-6198-cb122903",
            "signature_version": "v1"
        },
        {
            "digest": {
                "threshold": 0.9,
                "line_hashes": [
                    "197257209627169793457663970201493696126"
                ]
            },
            "signature_type": "Line",
            "deprecated": false,
            "source": "https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git@54d5ca871e72f2bb172ec9323497f01cd5091ec7",
            "target": {
                "file": "include/linux/dcache.h"
            },
            "id": "CVE-2016-6198-d5fb6c83",
            "signature_version": "v1"
        },
        {
            "digest": {
                "threshold": 0.9,
                "line_hashes": [
                    "289056133303127936962192071689146772118",
                    "5447575071570692459651203944272255256",
                    "205673758122955577608367880640926876840",
                    "15541864837550094388720007098781039363"
                ]
            },
            "signature_type": "Line",
            "deprecated": false,
            "source": "https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git@9409e22acdfc9153f88d9b1ed2bd2a5b34d2d3ca",
            "target": {
                "file": "fs/namei.c"
            },
            "id": "CVE-2016-6198-e4805007",
            "signature_version": "v1"
        },
        {
            "digest": {
                "threshold": 0.9,
                "line_hashes": [
                    "89891878038560030249232699925676535603",
                    "26312288617806036344930406045171254033",
                    "248692019037616165390633097755433409283",
                    "8961897124399606797207065396029946148",
                    "165705065450177952252461897686553949462",
                    "56323040694204037226334025255280940110",
                    "222774412935605086779383760893235889121",
                    "268083800110884528437775447158790556284",
                    "125700114682384485847601627423199369279",
                    "158141473186299625125714234304623700679",
                    "153802846011920975573436258878695988367"
                ]
            },
            "signature_type": "Line",
            "deprecated": false,
            "source": "https://github.com/torvalds/linux/commit/54d5ca871e72f2bb172ec9323497f01cd5091ec7",
            "target": {
                "file": "fs/open.c"
            },
            "id": "CVE-2016-6198-eb1ca7f6",
            "signature_version": "v1"
        },
        {
            "digest": {
                "length": 383.0,
                "function_hash": "212091280529959494568771255128061927971"
            },
            "signature_type": "Function",
            "deprecated": false,
            "source": "https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git@54d5ca871e72f2bb172ec9323497f01cd5091ec7",
            "target": {
                "function": "vfs_open",
                "file": "fs/open.c"
            },
            "id": "CVE-2016-6198-ed59507e",
            "signature_version": "v1"
        },
        {
            "digest": {
                "length": 383.0,
                "function_hash": "212091280529959494568771255128061927971"
            },
            "signature_type": "Function",
            "deprecated": false,
            "source": "https://github.com/torvalds/linux/commit/54d5ca871e72f2bb172ec9323497f01cd5091ec7",
            "target": {
                "function": "vfs_open",
                "file": "fs/open.c"
            },
            "id": "CVE-2016-6198-fe57db5e",
            "signature_version": "v1"
        }
    ]
}