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Ubuntu.comUB:CVE-2021-36691

HistoryAug 30, 2021 - 12:00 a.m.

CVE-2021-36691

2021-08-3000:00:00

ubuntu.com

libjxl

assertion failed

image.cc

denial of service

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

0.001

Percentile

40.6%

JSON

libjxl v0.5.0 is affected by a Assertion failed issue in lib/jxl/image.cc
jxl::PlaneBase::PlaneBase(). When encoding a malicous GIF file using cjxl,
an attacker can trigger a denial of service.

OSVersionArchitecturePackageVersionFilename
ubuntu24.04noarchjpeg-xl< anyUNKNOWN

OS	Version	Architecture	Package	Version	Filename
ubuntu	24.04	noarch	jpeg-xl	< any	UNKNOWN

References

github.com/libjxl/libjxl/issues/422

launchpad.net/bugs/cve/CVE-2021-36691

nvd.nist.gov/vuln/detail/CVE-2021-36691

security-tracker.debian.org/tracker/CVE-2021-36691

www.cve.org/CVERecord?id=CVE-2021-36691

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

0.001

Percentile

40.6%

JSON

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