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Ubuntu.comUB:CVE-2018-19756

HistoryNov 30, 2018 - 12:00 a.m.

CVE-2018-19756

2018-11-3000:00:00

ubuntu.com

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

19.9%

JSON

There is a heap-based buffer over-read at stb_image.h (function:
stbi__tga_load) in libsixel 1.8.2 that will cause a denial of service.

OSVersionArchitecturePackageVersionFilename
ubuntu18.04noarchlibsixel< anyUNKNOWN
ubuntu16.04noarchlibsixel< anyUNKNOWN

OS	Version	Architecture	Package	Version	Filename
ubuntu	18.04	noarch	libsixel	< any	UNKNOWN
ubuntu	16.04	noarch	libsixel	< any	UNKNOWN

References

bugzilla.redhat.com/show_bug.cgi?id=1649198

launchpad.net/bugs/cve/CVE-2018-19756

nvd.nist.gov/vuln/detail/CVE-2018-19756

security-tracker.debian.org/tracker/CVE-2018-19756

www.cve.org/CVERecord?id=CVE-2018-19756

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

19.9%

JSON

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