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debianDebianDEBIAN:DLA-2550-1:E200A
HistoryFeb 08, 2021 - 10:03 p.m.

[SECURITY] [DLA 2550-1] openjpeg2 security update

2021-02-0822:03:55
lists.debian.org
77

8.3 High

CVSS2

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

COMPLETE

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

7.8 High

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

8.1 High

AI Score

Confidence

High

0.002 Low

EPSS

Percentile

64.7%


Debian LTS Advisory DLA-2550-1 [email protected]
https://www.debian.org/lts/security/ Brian May
February 09, 2021 https://wiki.debian.org/LTS


Package : openjpeg2
Version : 2.1.2-1.1+deb9u6
CVE ID : CVE-2020-27814 CVE-2020-27823 CVE-2020-27824 CVE-2020-27841
CVE-2020-27844 CVE-2020-27845

Various overflow errors were identified and fixed.

CVE-2020-27814

A heap-buffer overflow was found in the way openjpeg2 handled certain PNG format files.

CVE-2020-27823

Wrong computation of x1,y1 if -d option is used, resulting in heap buffer
overflow.

CVE-2020-27824

Global buffer overflow on irreversible conversion when too many
decomposition levels are specified.

CVE-2020-27841

Crafted input to be processed by the openjpeg encoder could cause an
out-of-bounds read.

CVE-2020-27844

Crafted input to be processed by the openjpeg encoder could cause an
out-of-bounds write.

CVE-2020-27845

Crafted input can cause out-of-bounds-read.

For Debian 9 stretch, these problems have been fixed in version
2.1.2-1.1+deb9u6.

We recommend that you upgrade your openjpeg2 packages.

For the detailed security status of openjpeg2 please refer to
its security tracker page at:
https://security-tracker.debian.org/tracker/openjpeg2

Further information about Debian LTS security advisories, how to apply
these updates to your system and frequently asked questions can be
found at: https://wiki.debian.org/LTS

8.3 High

CVSS2

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

COMPLETE

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

7.8 High

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

8.1 High

AI Score

Confidence

High

0.002 Low

EPSS

Percentile

64.7%