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
- 2026-03-03T01:15:31.322543Z
- 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://bugzilla.redhat.com/show_bug.cgi?id=1921438
- https://cert-portal.siemens.com/productcert/pdf/ssa-941426.pdf
- 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://bugzilla.redhat.com/show_bug.cgi?id=1921438
- https://cert-portal.siemens.com/productcert/pdf/ssa-941426.pdf
- https://mail.openvswitch.org/pipermail/ovs-dev/2021-January/379471.html
Affected packages
Git / github.com/openvswitch/ovs
Affected ranges
- Type
- GIT
- Repo
- https://github.com/openvswitch/ovs
- Events
-
Introduced0 Unknown introduced commit / All previous commits are affectedFixedIntroducedFixedIntroducedFixedIntroducedFixedIntroducedFixedIntroducedFixedIntroducedFixedIntroducedFixedIntroducedFixedIntroducedFixed
Affected versions
v2.*
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
v2.6.0
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