CVE-2020-36277

2021-03-1121:15:11

Debian Security Bug Tracker

security-tracker.debian.org

leptonica

denial of service

pixconvert2to8

pixconv.c

unix

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

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

CVSS3

7.5

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

EPSS

0.006

Percentile

79.1%

JSON

Leptonica before 1.80.0 allows a denial of service (application crash) via an incorrect left shift in pixConvert2To8 in pixconv.c.

OSVersionArchitecturePackageVersionFilename
Debian12allleptonlib< 1.79.0-1.1leptonlib_1.79.0-1.1_all.deb
Debian11allleptonlib< 1.79.0-1.1leptonlib_1.79.0-1.1_all.deb
Debian999allleptonlib< 1.79.0-1.1leptonlib_1.79.0-1.1_all.deb
Debian13allleptonlib< 1.79.0-1.1leptonlib_1.79.0-1.1_all.deb

OS	Version	Architecture	Package	Version	Filename
Debian	12	all	leptonlib	< 1.79.0-1.1	leptonlib_1.79.0-1.1_all.deb
Debian	11	all	leptonlib	< 1.79.0-1.1	leptonlib_1.79.0-1.1_all.deb
Debian	999	all	leptonlib	< 1.79.0-1.1	leptonlib_1.79.0-1.1_all.deb
Debian	13	all	leptonlib	< 1.79.0-1.1	leptonlib_1.79.0-1.1_all.deb