cve-2020-35498
Vulnerability from cvelistv5
Published
2021-02-11 00:00
Modified
2024-08-04 17:02
Severity ?
Summary
A 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.
References
secalert@redhat.comhttps://bugzilla.redhat.com/show_bug.cgi?id=1908845Issue Tracking, Patch, Third Party Advisory
secalert@redhat.comhttps://lists.debian.org/debian-lts-announce/2021/02/msg00032.htmlMailing List, Third Party Advisory
secalert@redhat.comhttps://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/UJ4DXFJWMZ325ECZXPZOSK7BOEDJZHPR/
secalert@redhat.comhttps://security.gentoo.org/glsa/202311-16
secalert@redhat.comhttps://www.debian.org/security/2021/dsa-4852Third Party Advisory
secalert@redhat.comhttps://www.openwall.com/lists/oss-security/2021/02/10/4Mailing List, Patch, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://bugzilla.redhat.com/show_bug.cgi?id=1908845Issue Tracking, Patch, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://lists.debian.org/debian-lts-announce/2021/02/msg00032.htmlMailing List, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/UJ4DXFJWMZ325ECZXPZOSK7BOEDJZHPR/
af854a3a-2127-422b-91ae-364da2661108https://security.gentoo.org/glsa/202311-16
af854a3a-2127-422b-91ae-364da2661108https://www.debian.org/security/2021/dsa-4852Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://www.openwall.com/lists/oss-security/2021/02/10/4Mailing List, Patch, Third Party Advisory
Impacted products
Vendor Product Version
n/a openvswitch Version: openvswitch 2.5.12, openvswitch 2.6.10, openvswitch 2.7.13, openvswitch 2.8.11, openvswitch 2.9.9, openvswitch 2.10.7, openvswitch 2.11.6, openvswitch 2.12.3, openvswitch 2.13.3, openvswitch 2.14.2
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  }
}


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Sightings

Author Source Type Date

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
  • Confirmed: The vulnerability is confirmed from an analyst perspective.
  • Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
  • Patched: This vulnerability was successfully patched by the user reporting the sighting.
  • Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
  • Not confirmed: The user expresses doubt about the veracity of the vulnerability.
  • Not patched: This vulnerability was not successfully patched by the user reporting the sighting.