CVE-2021-21775

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Summary

CVECVE-2021-21775
StatePUBLIC
Assigner[email protected]
Source PriorityCVE Program / NVD first with legacy fallback
Published2021-07-07 22:15:00 UTC
Updated2023-11-07 03:30:00 UTC
DescriptionA 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.

Risk And Classification

Problem Types: CWE-416

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Operating System Debian Debian Linux 10.0 All All All
Operating System Fedoraproject Fedora 33 All All All
Operating System Fedoraproject Fedora 34 All All All
Application Webkitgtk Webkitgtk 2.30.4 All All All

References

ReferenceSourceLinkTags
oss-security - WebKitGTK and WPE WebKit Security Advisory WSA-2021-0004 MLIST www.openwall.com
[SECURITY] Fedora 34 Update: webkit2gtk3-2.32.3-1.fc34 - package-announce - Fedora Mailing-Lists FEDORA lists.fedoraproject.org
Debian -- Security Information -- DSA-4945-1 webkit2gtk DEBIAN www.debian.org
TALOS-2021-1229 || Cisco Talos Intelligence Group - Comprehensive Threat Intelligence MISC talosintelligence.com
[SECURITY] Fedora 34 Update: webkit2gtk3-2.32.3-1.fc34 - package-announce - Fedora Mailing-Lists lists.fedoraproject.org
[SECURITY] Fedora 33 Update: webkit2gtk3-2.32.3-1.fc33 - package-announce - Fedora Mailing-Lists FEDORA lists.fedoraproject.org
[SECURITY] Fedora 33 Update: webkit2gtk3-2.32.3-1.fc33 - package-announce - Fedora Mailing-Lists lists.fedoraproject.org
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

Legacy QID Mappings

  • 159499 Oracle Enterprise Linux Security Update for GNOME (ELSA-2021-4381)
  • 178727 Debian Security Update for webkit2gtk (DSA 4945-1)
  • 179780 Debian Security Update for webkit2gtkwpewebkit (CVE-2021-21775)
  • 198444 Ubuntu Security Notification for WebKitGTK vulnerabilities (USN-5024-1)
  • 239811 Red Hat Update for gnome security (RHSA-2021:4381)
  • 281748 Fedora Security Update for webkit2gtk3 (FEDORA-2021-cf7d8c7b1a)
  • 281779 Fedora Security Update for webkit2gtk3 (FEDORA-2021-3de956ceee)
  • 296065 Oracle Solaris 11.4 Support Repository Update (SRU) 39.107.1 Missing (CPUOCT2021)
  • 355438 Amazon Linux Security Advisory for webkitgtk4 : ALAS2-2023-2088
  • 501942 Alpine Linux Security Update for webkit2gtk
  • 505521 Alpine Linux Security Update for webkit2gtk
  • 710570 Gentoo Linux WebkitGTK+ Multiple Vulnerabilities (GLSA 202202-01)
  • 750913 SUSE Enterprise Linux Security Update for webkit2gtk3 (SUSE-SU-2021:2600-1)
  • 750917 OpenSUSE Security Update for webkit2gtk3 (openSUSE-SU-2021:2598-1)
  • 750943 OpenSUSE Security Update for webkit2gtk3 (openSUSE-SU-2021:1101-1)
  • 750971 SUSE Enterprise Linux Security Update for webkit2gtk3 (SUSE-SU-2021:2762-1)
  • 940070 AlmaLinux Security Update for GNOME (ALSA-2021:4381)
  • 960077 Rocky Linux Security Update for GNOME (RLSA-2021:4381)
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