GNU cflow vulnerability

2022-04-1200:00:00

ubuntu.com

gnu cflow ubuntu 18.04 esm 16.04 esm packages analyze control flow c source files memory cleanup operations denial of service arbitrary code execution unix

CVSS2

4.3

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

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

CVSS3

6.5

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

AI Score

Confidence

High

EPSS

0.001

Percentile

40.7%

JSON

Releases

Ubuntu 18.04 ESM
Ubuntu 16.04 ESM

Packages

cflow - Analyze control flow in C source files

Details

It was discovered that GNU cflow was incorrectly handling memory cleanup
operations at the end of a compilation module. An attacker could possibly
use this issue to cause a denial of service or execute arbitrary code.

OSVersionArchitecturePackageVersionFilename
Ubuntu18.04noarchcflow< 1:1.4+dfsg1-3ubuntu1.18.04.1~esm1UNKNOWN
Ubuntu18.04noarchcflow< 1:1.4+dfsg1-3ubuntu1UNKNOWN
Ubuntu18.04noarchcflow-dbgsym< 1:1.4+dfsg1-3ubuntu1UNKNOWN
Ubuntu16.04noarchcflow< 1:1.4+dfsg1-3ubuntu1.16.04.1~esm1UNKNOWN
Ubuntu16.04noarchcflow< 1:1.4+dfsg1-3ubuntu1UNKNOWN
Ubuntu16.04noarchcflow-dbgsym< 1:1.4+dfsg1-3ubuntu1UNKNOWN

OS	Version	Architecture	Package	Version	Filename
Ubuntu	18.04	noarch	cflow	< 1:1.4+dfsg1-3ubuntu1.18.04.1~esm1	UNKNOWN
Ubuntu	18.04	noarch	cflow	< 1:1.4+dfsg1-3ubuntu1	UNKNOWN
Ubuntu	18.04	noarch	cflow-dbgsym	< 1:1.4+dfsg1-3ubuntu1	UNKNOWN
Ubuntu	16.04	noarch	cflow	< 1:1.4+dfsg1-3ubuntu1.16.04.1~esm1	UNKNOWN
Ubuntu	16.04	noarch	cflow	< 1:1.4+dfsg1-3ubuntu1	UNKNOWN
Ubuntu	16.04	noarch	cflow-dbgsym	< 1:1.4+dfsg1-3ubuntu1	UNKNOWN