Vulnerabilities > CVE-2021-3905 - Memory Leak vulnerability in multiple products
Attack vector
NETWORK Attack complexity
LOW Privileges required
NONE Confidentiality impact
NONE Integrity impact
NONE Availability impact
HIGH Summary
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.
Vulnerable Configurations
Common Weakness Enumeration (CWE)
References
- https://access.redhat.com/security/cve/CVE-2021-3905
- https://access.redhat.com/security/cve/CVE-2021-3905
- https://bugzilla.redhat.com/show_bug.cgi?id=2019692
- https://bugzilla.redhat.com/show_bug.cgi?id=2019692
- https://github.com/openvswitch/ovs/commit/803ed12e31b0377c37d7aa8c94b3b92f2081e349
- https://github.com/openvswitch/ovs/commit/803ed12e31b0377c37d7aa8c94b3b92f2081e349
- https://github.com/openvswitch/ovs-issues/issues/226
- https://github.com/openvswitch/ovs-issues/issues/226
- https://security.gentoo.org/glsa/202311-16
- https://security.gentoo.org/glsa/202311-16
- https://ubuntu.com/security/CVE-2021-3905
- https://ubuntu.com/security/CVE-2021-3905