CVE-2021-36980

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Source
https://nvd.nist.gov/vuln/detail/CVE-2021-36980
Import Source
https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2021-36980.json
JSON Data
https://api.test.osv.dev/v1/vulns/CVE-2021-36980
Downstream
Related
Published
2021-07-20T07:15:08Z
Modified
2025-10-15T10:22:16.127025Z
Severity
  • 5.5 (Medium) CVSS_V3 - CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H CVSS Calculator
Summary
[none]
Details

Open vSwitch (aka openvswitch) 2.11.0 through 2.15.0 has a use-after-free in decodeNXASTRAWENCAP (called from ofpactdecode and ofpactsdecode) during the decoding of a RAWENCAP action.

References

Affected packages

Git / github.com/openvswitch/ovs

Affected ranges

Type
GIT
Repo
https://github.com/openvswitch/ovs
Events
Introduced
0 Unknown introduced commit / All previous commits are affected
Fixed
38744b1bcb022c611712527f039722115300f58f
Fixed
65c61b0c23a0d474696d7b1cea522a5016a8aeb3
Fixed
6d67310f4d2524b466b98f05ebccc1add1e8cf35
Fixed
77cccc74deede443e8b9102299efc869a52b65b2
Fixed
8ce8dc34b5f73b30ce0c1869af9947013c3c6575
Fixed
9926637a80d0d243dbf9c49761046895e9d1a8e2

Affected versions

v0.*

v0.90.0
v0.90.1
v0.90.2
v0.90.3
v0.90.4
v0.90.6
v0.90.7
v0.99.0
v0.99.1
v0.99.2

v1.*

v1.0.0
v1.0.1
v1.1.0pre1
v1.1.0pre2

v2.*

v2.11.0
v2.11.1
v2.11.2
v2.11.3
v2.11.4
v2.11.5
v2.11.6
v2.12.0
v2.12.1
v2.12.2
v2.12.3
v2.13.0
v2.13.1
v2.13.2
v2.13.3
v2.14.0
v2.14.1
v2.14.2
v2.15.0

Database specific

vanir_signatures

[
    {
        "id": "CVE-2021-36980-200af1b6",
        "digest": {
            "length": 761.0,
            "function_hash": "209576733534873843408785465615394916633"
        },
        "signature_type": "Function",
        "target": {
            "file": "lib/ofp-actions.c",
            "function": "decode_NXAST_RAW_ENCAP"
        },
        "source": "https://github.com/openvswitch/ovs/commit/65c61b0c23a0d474696d7b1cea522a5016a8aeb3",
        "signature_version": "v1",
        "deprecated": false
    },
    {
        "id": "CVE-2021-36980-275ba41f",
        "digest": {
            "line_hashes": [
                "92060819711219569976165408103874414148",
                "230133176707265485790101955749202792602",
                "125678146867983290637383644987280043108",
                "160963822987075192410460993497950816861",
                "75627123629655397597708468586468840578",
                "203694621910049404690690516157255942209",
                "195849225705113354180812045969896413298",
                "208620529668483093776628092577962602440"
            ],
            "threshold": 0.9
        },
        "signature_type": "Line",
        "target": {
            "file": "lib/ofp-actions.c"
        },
        "source": "https://github.com/openvswitch/ovs/commit/6d67310f4d2524b466b98f05ebccc1add1e8cf35",
        "signature_version": "v1",
        "deprecated": false
    },
    {
        "id": "CVE-2021-36980-30cd9a35",
        "digest": {
            "line_hashes": [
                "92060819711219569976165408103874414148",
                "230133176707265485790101955749202792602",
                "125678146867983290637383644987280043108",
                "160963822987075192410460993497950816861",
                "75627123629655397597708468586468840578",
                "203694621910049404690690516157255942209",
                "195849225705113354180812045969896413298",
                "208620529668483093776628092577962602440"
            ],
            "threshold": 0.9
        },
        "signature_type": "Line",
        "target": {
            "file": "lib/ofp-actions.c"
        },
        "source": "https://github.com/openvswitch/ovs/commit/9926637a80d0d243dbf9c49761046895e9d1a8e2",
        "signature_version": "v1",
        "deprecated": false
    },
    {
        "id": "CVE-2021-36980-415b3027",
        "digest": {
            "length": 761.0,
            "function_hash": "209576733534873843408785465615394916633"
        },
        "signature_type": "Function",
        "target": {
            "file": "lib/ofp-actions.c",
            "function": "decode_NXAST_RAW_ENCAP"
        },
        "source": "https://github.com/openvswitch/ovs/commit/6d67310f4d2524b466b98f05ebccc1add1e8cf35",
        "signature_version": "v1",
        "deprecated": false
    },
    {
        "id": "CVE-2021-36980-4400f99d",
        "digest": {
            "line_hashes": [
                "92060819711219569976165408103874414148",
                "230133176707265485790101955749202792602",
                "125678146867983290637383644987280043108",
                "160963822987075192410460993497950816861",
                "75627123629655397597708468586468840578",
                "203694621910049404690690516157255942209",
                "195849225705113354180812045969896413298",
                "208620529668483093776628092577962602440"
            ],
            "threshold": 0.9
        },
        "signature_type": "Line",
        "target": {
            "file": "lib/ofp-actions.c"
        },
        "source": "https://github.com/openvswitch/ovs/commit/8ce8dc34b5f73b30ce0c1869af9947013c3c6575",
        "signature_version": "v1",
        "deprecated": false
    },
    {
        "id": "CVE-2021-36980-58985c2c",
        "digest": {
            "line_hashes": [
                "92060819711219569976165408103874414148",
                "230133176707265485790101955749202792602",
                "125678146867983290637383644987280043108",
                "160963822987075192410460993497950816861",
                "75627123629655397597708468586468840578",
                "203694621910049404690690516157255942209",
                "195849225705113354180812045969896413298",
                "208620529668483093776628092577962602440"
            ],
            "threshold": 0.9
        },
        "signature_type": "Line",
        "target": {
            "file": "lib/ofp-actions.c"
        },
        "source": "https://github.com/openvswitch/ovs/commit/38744b1bcb022c611712527f039722115300f58f",
        "signature_version": "v1",
        "deprecated": false
    },
    {
        "id": "CVE-2021-36980-5c589e53",
        "digest": {
            "line_hashes": [
                "92060819711219569976165408103874414148",
                "230133176707265485790101955749202792602",
                "125678146867983290637383644987280043108",
                "160963822987075192410460993497950816861",
                "75627123629655397597708468586468840578",
                "203694621910049404690690516157255942209",
                "195849225705113354180812045969896413298",
                "208620529668483093776628092577962602440"
            ],
            "threshold": 0.9
        },
        "signature_type": "Line",
        "target": {
            "file": "lib/ofp-actions.c"
        },
        "source": "https://github.com/openvswitch/ovs/commit/77cccc74deede443e8b9102299efc869a52b65b2",
        "signature_version": "v1",
        "deprecated": false
    },
    {
        "id": "CVE-2021-36980-880e5a8e",
        "digest": {
            "line_hashes": [
                "92060819711219569976165408103874414148",
                "230133176707265485790101955749202792602",
                "125678146867983290637383644987280043108",
                "160963822987075192410460993497950816861",
                "75627123629655397597708468586468840578",
                "203694621910049404690690516157255942209",
                "195849225705113354180812045969896413298",
                "208620529668483093776628092577962602440"
            ],
            "threshold": 0.9
        },
        "signature_type": "Line",
        "target": {
            "file": "lib/ofp-actions.c"
        },
        "source": "https://github.com/openvswitch/ovs/commit/65c61b0c23a0d474696d7b1cea522a5016a8aeb3",
        "signature_version": "v1",
        "deprecated": false
    },
    {
        "id": "CVE-2021-36980-8fa1a3c4",
        "digest": {
            "length": 761.0,
            "function_hash": "209576733534873843408785465615394916633"
        },
        "signature_type": "Function",
        "target": {
            "file": "lib/ofp-actions.c",
            "function": "decode_NXAST_RAW_ENCAP"
        },
        "source": "https://github.com/openvswitch/ovs/commit/38744b1bcb022c611712527f039722115300f58f",
        "signature_version": "v1",
        "deprecated": false
    },
    {
        "id": "CVE-2021-36980-9195f800",
        "digest": {
            "length": 761.0,
            "function_hash": "209576733534873843408785465615394916633"
        },
        "signature_type": "Function",
        "target": {
            "file": "lib/ofp-actions.c",
            "function": "decode_NXAST_RAW_ENCAP"
        },
        "source": "https://github.com/openvswitch/ovs/commit/8ce8dc34b5f73b30ce0c1869af9947013c3c6575",
        "signature_version": "v1",
        "deprecated": false
    },
    {
        "id": "CVE-2021-36980-96f56785",
        "digest": {
            "length": 761.0,
            "function_hash": "209576733534873843408785465615394916633"
        },
        "signature_type": "Function",
        "target": {
            "file": "lib/ofp-actions.c",
            "function": "decode_NXAST_RAW_ENCAP"
        },
        "source": "https://github.com/openvswitch/ovs/commit/9926637a80d0d243dbf9c49761046895e9d1a8e2",
        "signature_version": "v1",
        "deprecated": false
    },
    {
        "id": "CVE-2021-36980-f5546977",
        "digest": {
            "length": 761.0,
            "function_hash": "209576733534873843408785465615394916633"
        },
        "signature_type": "Function",
        "target": {
            "file": "lib/ofp-actions.c",
            "function": "decode_NXAST_RAW_ENCAP"
        },
        "source": "https://github.com/openvswitch/ovs/commit/77cccc74deede443e8b9102299efc869a52b65b2",
        "signature_version": "v1",
        "deprecated": false
    }
]