CVE-2020-35498

Name
CVE-2020-35498
Description
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.
NVD Severity
unknown
Other trackers
CVE, NVD, CERT, CVE Details, CIRCL, Arch Linux, Debian, Red Hat, Ubuntu, Gentoo, SUSE (Bugzilla), SUSE (CVE), Mageia
Mailing lists
oss-security, full-disclosure, bugtraq
Exploits
Exploit DB, Metasploit
Forges
GitHub (code, issues), Aports (code, issues)

References

Type URI
Issue Tracking https://bugzilla.redhat.com/show_bug.cgi?id=1908845
Mailing List https://www.openwall.com/lists/oss-security/2021/02/10/4
Third Party Advisory https://www.debian.org/security/2021/dsa-4852
Mailing List https://lists.debian.org/debian-lts-announce/2021/02/msg00032.html
Third Party Advisory https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/UJ4DXFJWMZ325ECZXPZOSK7BOEDJZHPR/
secalert@redhat.com https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/UJ4DXFJWMZ325ECZXPZOSK7BOEDJZHPR/
secalert@redhat.com https://security.gentoo.org/glsa/202311-16

Match rules

CPE URI Source package Min version Max version
cpe:2.3:a:openvswitch:openvswitch:*:*:*:*:*:*:*:* openvswitch >= 2.5.0 < 2.5.12
cpe:2.3:a:openvswitch:openvswitch:*:*:*:*:*:*:*:* openvswitch >= 2.6.0 < 2.6.10
cpe:2.3:a:openvswitch:openvswitch:*:*:*:*:*:*:*:* openvswitch >= 2.7.0 < 2.7.13
cpe:2.3:a:openvswitch:openvswitch:*:*:*:*:*:*:*:* openvswitch >= 2.8.0 < 2.8.11
cpe:2.3:a:openvswitch:openvswitch:*:*:*:*:*:*:*:* openvswitch >= 2.9.0 < 2.9.9
cpe:2.3:a:openvswitch:openvswitch:*:*:*:*:*:*:*:* openvswitch >= 2.10.0 < 2.10.7
cpe:2.3:a:openvswitch:openvswitch:*:*:*:*:*:*:*:* openvswitch >= 2.11.0 < 2.11.6
cpe:2.3:a:openvswitch:openvswitch:*:*:*:*:*:*:*:* openvswitch >= 2.12.0 < 2.12.3
cpe:2.3:a:openvswitch:openvswitch:*:*:*:*:*:*:*:* openvswitch >= 2.13.0 < 2.13.3
cpe:2.3:a:openvswitch:openvswitch:*:*:*:*:*:*:*:* openvswitch >= 2.14.0 < 2.14.2

Vulnerable and fixed packages

Source package Branch Version Maintainer Status
openvswitch edge-community 2.12.3-r0 None fixed
openvswitch edge-community 2.12.2-r0 None possibly vulnerable
openvswitch edge-community 2.12.1-r0 None possibly vulnerable
openvswitch 3.22-community 2.12.3-r0 None fixed
openvswitch 3.22-community 2.12.2-r0 None possibly vulnerable
openvswitch 3.22-community 2.12.1-r0 None possibly vulnerable
openvswitch 3.21-community 2.12.3-r0 None fixed
openvswitch 3.20-community 2.12.3-r0 None fixed
openvswitch 3.19-community 2.12.3-r0 None fixed
openvswitch 3.18-community 2.12.3-r0 None fixed
openvswitch 3.17-community 2.12.3-r0 None fixed
openvswitch 3.10-main 2.10.1-r2 Stuart Cardall <developer@it-offshore.co.uk> possibly vulnerable