SUSE SLED12: libjavascriptcoregtk-4_0-18 / libwebkit2gtk-4_0-37 / etc (SUSE-SU-2021:2600-1)

high Nessus Plugin ID 152201

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Synopsis

The remote SUSE host is missing one or more security updates.

Description

The remote SUSE Linux SLED12 / SLES12 / SLES_SAP12 host has packages installed that are affected by multiple vulnerabilities as referenced in the SUSE-SU-2021:2600-1 advisory.

Update to version 2.32.3:

- CVE-2021-21775: Fixed a use-after-free vulnerability in the way certain events are processed for ImageLoader objects. A specially crafted web page can lead to a potential information leak and further memory corruption. A victim must be tricked into visiting a malicious web page to trigger this vulnerability. (bsc#1188697)
- CVE-2021-21779: Fixed a use-after-free vulnerability in the way that WebKit GraphicsContext handles certain events. A specially crafted web page can lead to a potential information leak and further memory corruption. A victim must be tricked into visiting a malicious web page to trigger this vulnerability.
(bsc#1188697)
- CVE-2021-30663: An integer overflow was addressed with improved input validation. (bsc#1188697)
- CVE-2021-30665: A memory corruption issue was addressed with improved state management. (bsc#1188697)
- CVE-2021-30689: A logic issue was addressed with improved state management. (bsc#1188697)
- CVE-2021-30720: A logic issue was addressed with improved restrictions. (bsc#1188697)
- CVE-2021-30734: Multiple memory corruption issues were addressed with improved memory handling.
(bsc#1188697)
- CVE-2021-30744: A cross-origin issue with iframe elements was addressed with improved tracking of security origins. (bsc#1188697)
- CVE-2021-30749: Multiple memory corruption issues were addressed with improved memory handling.
(bsc#1188697)
- CVE-2021-30758: A type confusion issue was addressed with improved state handling. (bsc#1188697)
- CVE-2021-30795: A use after free issue was addressed with improved memory management. (bsc#1188697)
- CVE-2021-30797: This issue was addressed with improved checks. (bsc#1188697)
- CVE-2021-30799: Multiple memory corruption issues were addressed with improved memory handling.
(bsc#1188697)

Tenable has extracted the preceding description block directly from the SUSE security advisory.

Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version number.

Solution

Update the affected packages.

Plugin Details

Severity: High

ID: 152201

File Name: suse_SU-2021-2600-1.nasl

Version: 1.10

Type: Local

Agent: unix

Family: SuSE Local Security Checks

Published: 8/4/2021

Updated: 6/25/2026

Supported Sensors: Frictionless Assessment AWS, Frictionless Assessment Azure, Frictionless Assessment Agent, Nessus Agent, Agentless Assessment, Continuous Assessment, Tenable Cloud Security, Tenable Self-Hosted Container Security, Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 4.9

Percentile: 57.12

CVSS v2

Risk Factor: High

Base Score: 9.3

Temporal Score: 7.7

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

CVSS Score Source: CVE-2021-30799

CVSS v3

Risk Factor: High

Base Score: 8.8

Temporal Score: 8.2

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

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

Vulnerability Information

CPE: cpe:/o:novell:suse_linux:12, p-cpe:/a:novell:suse_linux:typelib-1_0-webkit2-4_0, p-cpe:/a:novell:suse_linux:libjavascriptcoregtk-4_0-18, p-cpe:/a:novell:suse_linux:libwebkit2gtk3-lang, p-cpe:/a:novell:suse_linux:libwebkit2gtk-4_0-37, p-cpe:/a:novell:suse_linux:webkit2gtk3-devel, p-cpe:/a:novell:suse_linux:typelib-1_0-webkit2webextension-4_0, p-cpe:/a:novell:suse_linux:webkit2gtk-4_0-injected-bundles, p-cpe:/a:novell:suse_linux:typelib-1_0-javascriptcore-4_0

Required KB Items: Host/local_checks_enabled, Host/cpu, Host/SuSE/release, Host/SuSE/rpm-list

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 8/3/2021

Vulnerability Publication Date: 4/29/2021

CISA Known Exploited Vulnerability Due Dates: 11/17/2021

Reference Information

CVE: CVE-2021-21775, CVE-2021-21779, CVE-2021-30663, CVE-2021-30665, CVE-2021-30689, CVE-2021-30720, CVE-2021-30734, CVE-2021-30744, CVE-2021-30749, CVE-2021-30758, CVE-2021-30795, CVE-2021-30797, CVE-2021-30799

SuSE: SUSE-SU-2021:2600-1

Detections

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