CVE-2021-21775

CVE Details

Release Date:2021-07-07

Description


A use-after-free vulnerability exists in the way certain events are processed for ImageLoader objects of Webkit WebKitGTK 2.30.4. A specially crafted web page can lead to a potential information leak and further memory corruption. In order to trigger the vulnerability, a victim must be tricked into visiting a malicious webpage.

See more information about CVE-2021-21775 from MITRE CVE dictionary and NIST NVD


CVSS v3.0 metrics


NOTE: The following CVSS v3.0 metrics and score provided are preliminary and subject to review.

Base Score: 8.8 Base Metrics: AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Access Vector: Network Attack Complexity: Low
Privileges Required: None User Interaction: Required
Scope: Unchanged Confidentiality Impact: High
Integrity Impact: High Availability Impact: High

Errata information


PlatformErrataRelease Date
Oracle Linux version 8 (LibRaw)ELSA-2021-43812021-11-16
Oracle Linux version 8 (accountsservice)ELSA-2021-43812021-11-16
Oracle Linux version 8 (gdm)ELSA-2021-43812021-11-16
Oracle Linux version 8 (gnome-autoar)ELSA-2021-43812021-11-16
Oracle Linux version 8 (gnome-calculator)ELSA-2021-43812021-11-16
Oracle Linux version 8 (gnome-control-center)ELSA-2021-43812021-11-16
Oracle Linux version 8 (gnome-online-accounts)ELSA-2021-43812021-11-16
Oracle Linux version 8 (gnome-session)ELSA-2021-43812021-11-16
Oracle Linux version 8 (gnome-settings-daemon)ELSA-2021-43812021-11-16
Oracle Linux version 8 (gnome-shell)ELSA-2021-43812021-11-16
Oracle Linux version 8 (gnome-shell-extensions)ELSA-2021-43812021-11-16
Oracle Linux version 8 (gnome-software)ELSA-2021-43812021-11-16
Oracle Linux version 8 (gsettings-desktop-schemas)ELSA-2021-43812021-11-16
Oracle Linux version 8 (gtk3)ELSA-2021-43812021-11-16
Oracle Linux version 8 (mutter)ELSA-2021-43812021-11-16
Oracle Linux version 8 (vino)ELSA-2021-43812021-11-16
Oracle Linux version 8 (webkit2gtk3)ELSA-2021-43812021-11-16



This page is generated automatically and has not been checked for errors or omissions. For clarification or corrections please contact the Oracle Linux ULN team

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