CVE-2021-3905

2022-08-2316:15:10

Debian Security Bug Tracker

security-tracker.debian.org

open vswitch

memory leak

ip fragmentation

exhaust memory

packet fragments

unix

7.5 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

0.005 Low

EPSS

Percentile

75.5%

JSON

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.

OSVersionArchitecturePackageVersionFilename
Debian12allopenvswitch< 3.1.0-2+deb12u1openvswitch_3.1.0-2+deb12u1_all.deb
Debian11allopenvswitch< 2.15.0+ds1-2+deb11u5openvswitch_2.15.0+ds1-2+deb11u5_all.deb
Debian999allopenvswitch< 3.3.1-1openvswitch_3.3.1-1_all.deb
Debian13allopenvswitch< 3.3.1-1openvswitch_3.3.1-1_all.deb

OS	Version	Architecture	Package	Version	Filename
Debian	12	all	openvswitch	< 3.1.0-2+deb12u1	openvswitch_3.1.0-2+deb12u1_all.deb
Debian	11	all	openvswitch	< 2.15.0+ds1-2+deb11u5	openvswitch_2.15.0+ds1-2+deb11u5_all.deb
Debian	999	all	openvswitch	< 3.3.1-1	openvswitch_3.3.1-1_all.deb
Debian	13	all	openvswitch	< 3.3.1-1	openvswitch_3.3.1-1_all.deb