CVE-2020-1983

2020-04-2200:00:00

ubuntu.com

6.5 Medium

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

CHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

2.1 Low

CVSS2

Access Vector

LOCAL

Access Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

AV:L/AC:L/Au:N/C:N/I:N/A:P

0.001 Low

EPSS

Percentile

22.2%

JSON

A use after free vulnerability in ip_reass() in ip_input.c of libslirp
4.2.0 and prior releases allows crafted packets to cause a denial of
service.

OSVersionArchitecturePackageVersionFilename
ubuntu20.04noarchlibslirp< 4.1.0-2ubuntu2UNKNOWN
ubuntu20.10noarchlibslirp< 4.1.0-2ubuntu2UNKNOWN
ubuntu21.04noarchlibslirp< 4.1.0-2ubuntu2UNKNOWN
ubuntu21.10noarchlibslirp< 4.1.0-2ubuntu2UNKNOWN
ubuntu22.04noarchlibslirp< 4.1.0-2ubuntu2UNKNOWN
ubuntu22.10noarchlibslirp< 4.1.0-2ubuntu2UNKNOWN
ubuntu23.04noarchlibslirp< 4.1.0-2ubuntu2UNKNOWN
ubuntu23.10noarchlibslirp< 4.1.0-2ubuntu2UNKNOWN
ubuntu18.04noarchqemu< 1:2.11+dfsg-1ubuntu7.26UNKNOWN
ubuntu19.10noarchqemu< 1:4.0+dfsg-0ubuntu9.6UNKNOWN

OS	Version	Architecture	Package	Version	Filename
ubuntu	20.04	noarch	libslirp	< 4.1.0-2ubuntu2	UNKNOWN
ubuntu	20.10	noarch	libslirp	< 4.1.0-2ubuntu2	UNKNOWN
ubuntu	21.04	noarch	libslirp	< 4.1.0-2ubuntu2	UNKNOWN
ubuntu	21.10	noarch	libslirp	< 4.1.0-2ubuntu2	UNKNOWN
ubuntu	22.04	noarch	libslirp	< 4.1.0-2ubuntu2	UNKNOWN
ubuntu	22.10	noarch	libslirp	< 4.1.0-2ubuntu2	UNKNOWN
ubuntu	23.04	noarch	libslirp	< 4.1.0-2ubuntu2	UNKNOWN
ubuntu	23.10	noarch	libslirp	< 4.1.0-2ubuntu2	UNKNOWN
ubuntu	18.04	noarch	qemu	< 1:2.11+dfsg-1ubuntu7.26	UNKNOWN
ubuntu	19.10	noarch	qemu	< 1:4.0+dfsg-0ubuntu9.6	UNKNOWN