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DebianDEBIAN:DLA-2677-1:28A45
HistoryJun 06, 2021 - 6:38 p.m.

[SECURITY] [DLA 2677-1] libwebp security update

2021-06-0618:38:17
lists.debian.org
102

9.1 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

HIGH

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

6.4 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

PARTIAL

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

0.003 Low

EPSS

Percentile

68.8%


Debian LTS Advisory DLA-2677-1 debian-lts@lists.debian.org
https://www.debian.org/lts/security/ Anton Gladky
June 05, 2021 https://wiki.debian.org/LTS


Package : libwebp
Version : 0.5.2-1+deb9u1
CVE ID : CVE-2018-25009 CVE-2018-25010 CVE-2018-25011 CVE-2018-25012
CVE-2018-25013 CVE-2018-25014 CVE-2020-36328 CVE-2020-36329
CVE-2020-36330 CVE-2020-36331

Multiple security issues have been discovered in libwebp

CVE-2018-25009

 An out-of-bounds read was found in function WebPMuxCreateInternal.
 The highest threat from this vulnerability is to data confidentiality
 and to the service availability.

CVE-2018-25010

An out-of-bounds read was found in function ApplyFilter.
The highest threat from this vulnerability is to data confidentiality
and to the service availability.

CVE-2018-25011

A heap-based buffer overflow was found in PutLE16().
The highest threat from this vulnerability is to data confidentiality
and integrity as well as system availability.

CVE-2018-25012

An out-of-bounds read was found in function WebPMuxCreateInternal.
The highest threat from this vulnerability is to data confidentiality
and to the service availability.

CVE-2018-25013

An out-of-bounds read was found in function ShiftBytes.
The highest threat from this vulnerability is to data confidentiality
and to the service availability.

CVE-2018-25014

An unitialized variable is used in function ReadSymbol.
The highest threat from this vulnerability is to data confidentiality
and integrity as well as system availability.

CVE-2020-36328

A heap-based buffer overflow in function WebPDecodeRGBInto is possible
due to an invalid check for buffer size. The highest threat from this
vulnerability is to data confidentiality and integrity as well as system
availability.

CVE-2020-36329

A use-after-free was found due to a thread being killed too early.
The highest threat from this vulnerability is to data confidentiality
and integrity as well as system availability.

CVE-2020-36330

An out-of-bounds read was found in function ChunkVerifyAndAssign.
The highest threat from this vulnerability is to data confidentiality
and to the service availability.

CVE-2020-36331

An out-of-bounds read was found in function ChunkAssignData.
The highest threat from this vulnerability is to data confidentiality
and to the service availability.

For Debian 9 stretch, these problems have been fixed in version
0.5.2-1+deb9u1.

We recommend that you upgrade your libwebp packages.

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

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

Use Vulners API to create your own security tool

API usage cases
  • Network scanning
  • Linux Patch management
  • Threat protection
  • No network audit solution

Ways of integration

Integrate Vulners API

9.1 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

HIGH

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

6.4 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

PARTIAL

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

0.003 Low

EPSS

Percentile

68.8%

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