CVE-2021-36980

Open vSwitch (aka openvswitch) 2.11.0 through 2.15.0 has a use-after-free in decode_NXAST_RAW_ENCAP (called from ofpact_decode and ofpacts_decode) during the decoding of a RAW_ENCAP action.

CVSS v3.0 5.5 MEDIUM
CVSS v2.0 4.3 MEDIUM

5.5^/10

CVSS v3.0 : MEDIUM

Vector :

Exploitability : 1.8 / Impact : 3.6

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required NONE

User Interaction REQUIRED

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

4.3^/10

CVSS v2.0 : MEDIUM

Vector : AV:N/AC:M/Au:N/C:N/I:N/A:P

Exploitability : 8.6 / Impact : 2.9

Access Vector NETWORK

Access Complexity MEDIUM

Authentication NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact PARTIAL

References

Link	Resource
https://github.com/openvswitch/ovs/commit/77cccc74deede443e8b9102299efc869a52b65b2	Patch Third Party Advisory
https://github.com/openvswitch/ovs/commit/65c61b0c23a0d474696d7b1cea522a5016a8aeb3	Patch Third Party Advisory
https://github.com/openvswitch/ovs/commit/38744b1bcb022c611712527f039722115300f58f	Patch Third Party Advisory
https://github.com/openvswitch/ovs/commit/6d67310f4d2524b466b98f05ebccc1add1e8cf35	Patch Third Party Advisory
https://github.com/google/oss-fuzz-vulns/blob/main/vulns/openvswitch/OSV-2020-2197.yaml	Third Party Advisory
https://github.com/openvswitch/ovs/commit/8ce8dc34b5f73b30ce0c1869af9947013c3c6575	Patch Third Party Advisory
https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=27851	Patch Third Party Advisory
https://github.com/openvswitch/ovs/commit/9926637a80d0d243dbf9c49761046895e9d1a8e2	Patch Third Party Advisory

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Configurations

Configuration 1 (hide)

cpe:2.3:a:openvswitch:openvswitch:*:*:*:*:*:*:*:*

Information

Published : 2021-07-20 00:15

Updated : 2021-07-28 12:48

NVD link : CVE-2021-36980

Mitre link : CVE-2021-36980

JSON object : View

CWE

CWE-416

Use After Free

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Products Affected

openvswitch

openvswitch

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