A memory leak was found in Open vSwitch (OVS) during userspace IP fragmentation processing. An attacker could use this flaw to potentially exhaust available memory by keeping sending packet fragments.
https://ubuntu.com/security/CVE-2021-3905
https://security.gentoo.org/glsa/202311-16
https://github.com/openvswitch/ovs/commit/803ed12e31b0377c37d7aa8c94b3b92f2081e349
https://bugzilla.redhat.com/show_bug.cgi?id=2019692
https://access.redhat.com/security/cve/CVE-2021-3905
https://github.com/openvswitch/ovs-issues/issues/226
Source: Mitre, NVD
Published: 2022-08-23
Updated: 2023-11-26
Base Score: 7.8
Vector: CVSS2#AV:N/AC:L/Au:N/C:N/I:N/A:C
Severity: High
Base Score: 7.5
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
EPSS: 0.0008