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ubuntucveUbuntu.comUB:CVE-2021-29390
HistoryAug 22, 2023 - 12:00 a.m.

CVE-2021-29390

2023-08-2200:00:00
ubuntu.com
ubuntu.com
8
cve-2021-29390
bugzilla
upstream
libjpeg-turbo
heap-based buffer
decompress_smooth_data
codebase
commit
unix

7.1 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

LOW

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:H

0.001 Low

EPSS

Percentile

26.3%

libjpeg-turbo version 2.0.90 has a heap-based buffer over-read (2 bytes) in
decompress_smooth_data in jdcoefct.c.

Bugs

Notes

Author Note
jdstrand libjpeg-turbo is a fork of libjpeg8
mdeslaur the libjpeg package is an unrelated codebase
ccdm94 according to upstream, this issue was introduced with commit 6d91e95, on version 2.1 beta1[6(b)].

7.1 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

LOW

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:H

0.001 Low

EPSS

Percentile

26.3%