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Debian Security Bug TrackerDEBIANCVE:CVE-2018-20538

HistoryDec 28, 2018 - 4:29 p.m.

CVE-2018-20538

2018-12-2816:29:04

Debian Security Bug Tracker

security-tracker.debian.org

4.3 Medium

CVSS2

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

5.5 Medium

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

0.001 Low

EPSS

Percentile

23.5%

JSON

There is a use-after-free at asm/preproc.c (function pp_getline) in Netwide Assembler (NASM) 2.14rc16 that will cause a denial of service during certain finishes tests.

OSVersionArchitecturePackageVersionFilename
Debian12allnasm<= 2.16.01-1nasm_2.16.01-1_all.deb
Debian11allnasm<= 2.15.05-1nasm_2.15.05-1_all.deb
Debian999allnasm<= 2.16.01-1nasm_2.16.01-1_all.deb
Debian13allnasm<= 2.16.01-1nasm_2.16.01-1_all.deb

OS	Version	Architecture	Package	Version	Filename
Debian	12	all	nasm	<= 2.16.01-1	nasm_2.16.01-1_all.deb
Debian	11	all	nasm	<= 2.15.05-1	nasm_2.15.05-1_all.deb
Debian	999	all	nasm	<= 2.16.01-1	nasm_2.16.01-1_all.deb
Debian	13	all	nasm	<= 2.16.01-1	nasm_2.16.01-1_all.deb

4.3 Medium

CVSS2

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

5.5 Medium

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

0.001 Low

EPSS

Percentile

23.5%

JSON

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