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CVE-2020-27827

Description

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.

Risk Information

Base Score
7.5
MODERATE
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
EPSS Score
Exploitation Probability
0.415

Associated Vulnerability

VulnerabilityOS Platform
Ethernet virtual switch (USN-4691-1) openvswitch-common_2.13.1-0ubuntu1.2_amd64.debLinux
Ethernet virtual switch (USN-4691-1) openvswitch-common_2.5.9-0ubuntu0.16.04.2_i386.debLinux
Ethernet virtual switch (USN-4691-1) openvswitch-common_2.5.9-0ubuntu0.16.04.2_amd64.debLinux
Ethernet virtual switch (USN-4691-1) openvswitch-common_2.9.7-0ubuntu0.18.04.2_i386.debLinux
Ethernet virtual switch (USN-4691-1) openvswitch-common_2.9.7-0ubuntu0.18.04.2_amd64.debLinux
Ethernet virtual switch (USN-4691-1) openvswitch-common_2.13.1-0ubuntu0.20.04.3_amd64.debLinux
SUSE-SU-2021:0276-1(SUSE Linux Enterprise Server 12-SP5 ) libopenvswitch-2_11-0-2.11.5-3.3.2.x86_64.rpmLinux
SUSE-SU-2021:0276-1(SUSE Linux Enterprise Server 12-SP5 ) libopenvswitch-2_11-0-debuginfo-2.11.5-3.3.2.x86_64.rpmLinux
SUSE-SU-2021:0276-1(SUSE Linux Enterprise Server 12-SP5 ) openvswitch-2.11.5-3.3.2.x86_64.rpmLinux
SUSE-SU-2021:0276-1(SUSE Linux Enterprise Server 12-SP5 ) openvswitch-debuginfo-2.11.5-3.3.2.x86_64.rpmLinux
SUSE-SU-2021:0276-1(SUSE Linux Enterprise Server 12-SP5 ) openvswitch-debugsource-2.11.5-3.3.2.x86_64.rpmLinux
(RHSA-2024:9158)Moderate: security update lldpd-devel-1.0.18-4.el9.x86_64.rpmLinux
(RHSA-2024:9158)Moderate: security update lldpd-devel-1.0.18-4.el9.i686.rpmLinux
(RHSA-2024:9158)Moderate: security update lldpd-1.0.18-4.el9.x86_64.rpmLinux
(RHSA-2024:9158)Moderate: security update lldpd-1.0.18-4.el9.i686.rpmLinux
Lldpd-devel update (ELSA-2024-9158) lldpd-devel-1.0.18-4.el9.x86_64.rpmLinux
Lldpd-devel update (ELSA-2024-9158) lldpd-devel-1.0.18-4.el9.i686.rpmLinux
Lldpd update (ELSA-2024-9158) lldpd-1.0.18-4.el9.x86_64.rpmLinux
Lldpd update (ELSA-2024-9158) lldpd-1.0.18-4.el9.i686.rpmLinux
lldpd security update (RLSA-2024:9158) lldpd-devel-1.0.18-4.el9.x86_64.rpmLinux
lldpd security update (RLSA-2024:9158) lldpd-devel-1.0.18-4.el9.i686.rpmLinux
lldpd security update (RLSA-2024:9158) lldpd-1.0.18-4.el9.x86_64.rpmLinux
lldpd security update (RLSA-2024:9158) lldpd-1.0.18-4.el9.i686.rpmLinux
Moderate: lldpd security update lldpd-1.0.18-4.el9.i686.rpmLinux
Moderate: lldpd security update lldpd-1.0.18-4.el9.x86_64.rpmLinux
Moderate: lldpd security update lldpd-devel-1.0.18-4.el9.i686.rpmLinux
Moderate: lldpd security update lldpd-devel-1.0.18-4.el9.x86_64.rpmLinux
CVE-2020-27827NCM

Patch Details

No records found

References

https://nvd.nist.gov/vuln/detail/CVE-2023-1234
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-1234