Severity

Theme

Debian DLA-2677-1 : libwebp security update

critical Nessus Plugin ID 150301

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Synopsis

The remote Debian host is missing a security update.

Description

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

NOTE: Tenable Network Security has extracted the preceding description block directly from the DLA security advisory. Tenable has attempted to automatically clean and format it as much as possible without introducing additional issues.

Solution

Upgrade the affected packages.

Plugin Details

Severity: Critical

ID: 150301

File Name: debian_DLA-2677.nasl

Version: 1.2

Type: local

Agent: unix

Family: Debian Local Security Checks

Published: 6/7/2021

Updated: 6/9/2021

Supported Sensors: Frictionless Assessment Agent, Nessus Agent

Risk Information

VPR

Risk Factor: Medium

Score: 6.7

CVSS v2

Risk Factor: High

Base Score: 7.5

Temporal Score: 5.5

Vector: CVSS2#AV:N/AC:L/Au:N/C:P/I:P/A:P

Temporal Vector: CVSS2#E:U/RL:OF/RC:C

CVSS v3

Risk Factor: Critical

Base Score: 9.8

Temporal Score: 8.5

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Temporal Vector: CVSS:3.0/E:U/RL:O/RC:C

Vulnerability Information

CPE: cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*, p-cpe:2.3:a:debian:debian_linux:libwebp-dev:*:*:*:*:*:*:*, p-cpe:2.3:a:debian:debian_linux:libwebp6:*:*:*:*:*:*:*, p-cpe:2.3:a:debian:debian_linux:libwebpdemux2:*:*:*:*:*:*:*, p-cpe:2.3:a:debian:debian_linux:libwebpmux2:*:*:*:*:*:*:*, p-cpe:2.3:a:debian:debian_linux:webp:*:*:*:*:*:*:*

Required KB Items: Host/local_checks_enabled, Host/Debian/release, Host/Debian/dpkg-l

Exploit Ease: No known exploits are available

Patch Publication Date: 6/6/2021

Vulnerability Publication Date: 5/21/2021

Reference Information

CVE: CVE-2020-36331, CVE-2020-36330, CVE-2020-36329, CVE-2018-25014, CVE-2020-36328, CVE-2018-25011, CVE-2018-25010, CVE-2018-25009, CVE-2018-25013, CVE-2018-25012