CVE-2020-27827
- Source
- https://cve.org/CVERecord?id=CVE-2020-27827
- Import Source
- https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2020-27827.json
- JSON Data
- https://api.osv.dev/v1/vulns/CVE-2020-27827
- Downstream
- Related
- Published
- 2021-03-18T17:15:13.510Z
- Modified
- 2026-04-02T05:10:31.471742Z
- Severity
-
- 7.5 (High) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H CVSS Calculator
- Summary
- [none]
- Details
-
A flaw was found in multiple versions of OpenvSwitch. Specially crafted LLDP packets can cause memory to be lost when allocating data to handle specific optional TLVs, potentially causing a denial of service. The highest threat from this vulnerability is to system availability.
- References
-
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/3T5XHPOGIPWCRRPJUE6P3HVC5PTSD5JS/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/JYA4AMJXCNF6UPFG36L2TPPT32C242SP/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/SKQWHG2SZJZSGC7PXVDAEJYBN7ESDR7D/
- https://mail.openvswitch.org/pipermail/ovs-dev/2021-January/379471.html
- https://security.gentoo.org/glsa/202311-16
- https://us-cert.cisa.gov/ics/advisories/icsa-21-194-07
- https://bugzilla.redhat.com/show_bug.cgi?id=1921438
- https://cert-portal.siemens.com/productcert/pdf/ssa-941426.pdf
Affected packages
Git / github.com/openvswitch/ovs
Affected ranges
- Type
- GIT
- Repo
- https://github.com/openvswitch/ovs
- Events
-
IntroducedFixedIntroducedFixedIntroducedFixedIntroducedFixedIntroducedFixedIntroducedFixedIntroducedFixedIntroducedFixedIntroducedFixedIntroduced0 Unknown introduced commit / All previous commits are affectedFixed
- Database specific
{ "versions": [ { "introduced": "2.6.0" }, { "fixed": "2.6.9" }, { "introduced": "2.7.0" }, { "fixed": "2.7.12" }, { "introduced": "2.8.0" }, { "fixed": "2.8.10" }, { "introduced": "2.9.0" }, { "fixed": "2.9.8" }, { "introduced": "2.10.0" }, { "fixed": "2.10.6" }, { "introduced": "2.11.0" }, { "fixed": "2.11.5" }, { "introduced": "2.12.0" }, { "fixed": "2.12.2" }, { "introduced": "2.13.0" }, { "fixed": "2.13.2" }, { "introduced": "2.14.0" }, { "fixed": "2.14.1" }, { "introduced": "0" }, { "fixed": "2.0.1" } ] }
Affected versions
0.*
0.2
0.2.1
0.3
0.3.1
0.3.2
0.3.3
0.4.0
0.4.1
0.4.2
0.5.0
0.5.1
0.5.2
0.5.4
0.5.5
0.5.6
0.5.7
0.6.0
0.6.1
0.7.0
0.7.1
0.7.10
0.7.11
0.7.12
0.7.13
0.7.14
0.7.15
0.7.16
0.7.17
0.7.18
0.7.19
0.7.2
0.7.3
0.7.4
0.7.5
0.7.6
0.7.7
0.7.8
0.7.9
0.8.0
0.9.0
0.9.1
0.9.2
0.9.3
0.9.4
0.9.5
0.9.6
0.9.7
0.9.8
0.9.9
1.*
1.0.0
1.0.1
1.0.2
1.0.3
1.0.4
1.0.5
1.0.6
1.0.7
v0.*
v0.90.0
v0.90.1
v0.90.2
v0.90.3
v0.90.4
v0.90.5
v0.90.6
v0.90.7
v0.99.0
v0.99.1
v0.99.2
v1.*
v1.0.0
v1.0.1
v1.0.2
v1.0.3
v1.1.0
v1.1.0pre1
v1.1.0pre2
v1.1.1
v1.1.2
v1.10.0
v1.10.2
v1.11.0
v1.11.1
v1.2.0
v1.2.1
v1.2.2
v1.3.0
v1.4.0
v1.4.1
v1.4.2
v1.4.3
v1.4.4
v1.4.5
v1.4.6
v1.5.0
v1.6.1
v1.7.0
v1.7.1
v1.7.2
v1.7.3
v1.9.0
v1.9.3
v2.*
v2.0
v2.1.0
v2.1.1
v2.1.2
v2.1.3
v2.10.0
v2.10.1
v2.10.2
v2.10.3
v2.10.4
v2.10.5
v2.11.0
v2.11.1
v2.11.2
v2.11.3
v2.11.4
v2.12.0
v2.12.1
v2.13.0
v2.13.1
v2.14.0
v2.15.0
v2.15.1
v2.15.2
v2.15.3
v2.15.4
v2.15.5
v2.15.6
v2.15.7
v2.15.8
v2.16.0
v2.16.1
v2.16.2
v2.16.3
v2.16.4
v2.16.5
v2.16.6
v2.16.7
v2.17.0
v2.17.1
v2.17.10
v2.17.11
v2.17.12
v2.17.2
v2.17.3
v2.17.4
v2.17.5
v2.17.6
v2.17.7
v2.17.8
v2.17.9
v2.3
v2.3.1
v2.3.2
v2.3.3
v2.4.0
v2.4.1
v2.5.0
v2.5.1
v2.5.10
v2.5.11
v2.5.12
v2.5.2
v2.5.3
v2.5.4
v2.5.5
v2.5.6
v2.5.7
v2.5.8
v2.5.9
v2.6.0
v2.6.1
v2.6.2
v2.6.3
v2.6.4
v2.6.5
v2.6.6
v2.6.7
v2.6.8
v2.7.0
v2.7.1
v2.7.10
v2.7.11
v2.7.2
v2.7.3
v2.7.4
v2.7.5
v2.7.6
v2.7.7
v2.7.8
v2.7.9
v2.8.0
v2.8.1
v2.8.2
v2.8.3
v2.8.4
v2.8.5
v2.8.6
v2.8.7
v2.8.8
v2.8.9
v2.9.0
v2.9.1
v2.9.2
v2.9.3
v2.9.4
v2.9.5
v2.9.6
v2.9.7
v3.*
v3.0.0
v3.0.1
v3.0.2
v3.0.3
v3.0.4
v3.0.5
v3.0.6
v3.0.7
v3.0.8
v3.1.0
v3.1.1
v3.1.2
v3.1.3
v3.1.4
v3.1.5
v3.1.6
v3.1.7
v3.2.0
v3.2.1
v3.2.2
v3.2.3
v3.2.4
v3.2.5
v3.2.6
v3.3.0
v3.3.1
v3.3.2
v3.3.3
v3.3.4
v3.3.5
v3.3.6
v3.3.7
v3.3.8
v3.3.9
v3.4.0
v3.4.1
v3.4.2
v3.4.3
v3.4.4
v3.4.5
v3.4.6
v3.5.0
v3.5.1
v3.5.2
v3.5.3
v3.5.4
v3.6.0
v3.6.1
v3.6.2
v3.6.3
v3.7.0
v3.7.1
Database specific
unresolved_ranges
[
{
"events": [
{
"introduced": "0"
},
{
"last_affected": "4.0"
}
]
},
{
"events": [
{
"introduced": "0"
},
{
"last_affected": "10"
}
]
},
{
"events": [
{
"introduced": "0"
},
{
"last_affected": "13"
}
]
},
{
"events": [
{
"introduced": "0"
},
{
"last_affected": "4.0"
}
]
},
{
"events": [
{
"introduced": "0"
},
{
"last_affected": "7.0"
}
]
},
{
"events": [
{
"introduced": "0"
},
{
"last_affected": "8.0"
}
]
},
{
"events": [
{
"introduced": "0"
},
{
"last_affected": "33"
}
]
},
{
"events": [
{
"introduced": "0"
},
{
"fixed": "17"
}
]
},
{
"events": [
{
"introduced": "0"
},
{
"fixed": "2.2"
}
]
}
]
source
"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2020-27827.json"