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ubuntucveUbuntu.comUB:CVE-2022-31620
HistoryMay 25, 2022 - 12:00 a.m.

CVE-2022-31620

2022-05-2500:00:00
ubuntu.com
ubuntu.com
24
libjpeg
bitstream
denial of service
out-of-bounds array access
arithmetically coded lossless scan
arithmetically coded sequential scan

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

EPSS

0.001

Percentile

34.6%

In libjpeg before 1.64, BitStream<false>::Get in bitstream.hpp has an
assertion failure that may cause denial of service. This is related to
out-of-bounds array access during arithmetically coded lossless scan or
arithmetically coded sequential scan.

Notes

Author Note
jdstrand libjpeg-turbo is a fork of libjpeg8

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

EPSS

0.001

Percentile

34.6%

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