CVE-2020-35498

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Summary

CVECVE-2020-35498
StatePUBLIC
Assigner[email protected]
Source PriorityCVE Program / NVD first with legacy fallback
Published2021-02-11 18:15:00 UTC
Updated2023-11-26 11:15:00 UTC
DescriptionA vulnerability was found in openvswitch. A limitation in the implementation of userspace packet parsing can allow a malicious user to send a specially crafted packet causing the resulting megaflow in the kernel to be too wide, potentially causing a denial of service. The highest threat from this vulnerability is to system availability.

Risk And Classification

Problem Types: CWE-400

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Operating System Debian Debian Linux 10.0 All All All
Operating System Debian Debian Linux 9.0 All All All
Operating System Debian Debian Linux 10.0 All All All
Operating System Debian Debian Linux 9.0 All All All
Operating System Fedoraproject Fedora 33 All All All
Application Openvswitch Openvswitch All All All All
Application Openvswitch Openvswitch All All All All

References

ReferenceSourceLinkTags
1908845 – (CVE-2020-35498) CVE-2020-35498 openvswitch: limitation in the OVS packet parsing in userspace leads to DoS MISC bugzilla.redhat.com Issue Tracking, Patch, Third Party Advisory
Debian -- Security Information -- DSA-4852-1 openvswitch DEBIAN www.debian.org Third Party Advisory
[SECURITY] [DLA 2571-1] openvswitch security update MLIST lists.debian.org Mailing List, Third Party Advisory
Open vSwitch: Multiple Vulnerabilities (GLSA 202311-16) — Gentoo security security.gentoo.org
[SECURITY] Fedora 33 Update: dpdk-20.11-1.fc33 - package-announce - Fedora Mailing-Lists lists.fedoraproject.org
[SECURITY] Fedora 33 Update: dpdk-20.11-1.fc33 - package-announce - Fedora Mailing-Lists FEDORA lists.fedoraproject.org Third Party Advisory
oss-security - CVE-2020-35498: Open vSwitch: Packet parsing vulnerability MISC www.openwall.com Mailing List, Patch, Third Party Advisory
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

Legacy QID Mappings

  • 174615 SUSE Enterprise Linux Security Update for openvswitch (SUSE-SU-2021:0439-1)
  • 239427 Red Hat Update for Red Hat OpenStack Platform 13.0 (RHSA-2021:2456)
  • 281603 Fedora Security Update for dpdk (FEDORA-2021-fba11d37ee)
  • 375504 Citrix XenServer Security Updates(CTX306565)
  • 501656 Alpine Linux Security Update for openvswitch
  • 710800 Gentoo Linux Open vSwitch Multiple Vulnerabilities (GLSA 202311-16)
  • 750361 OpenSUSE Security Update for openvswitch (openSUSE-SU-2021:0283-1)
  • 752618 SUSE Enterprise Linux Security Update for openvswitch (SUSE-SU-2022:3384-1)
  • 900146 CBL-Mariner Linux Security Update for openvswitch 2.12.0
  • 902813 Common Base Linux Mariner (CBL-Mariner) Security Update for openvswitch (3883)
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