PT-2021-3549 · Google+3 · Pdfium+4

Zhou Aiting · Published 2021-01-13 · Updated 2024-06-15 · CVE-2021-21190

Positive Technologies (AI Summary)

CVSS v3.1

8.8

High

Base vector

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

Name of the Vulnerable Software and Affected Versions Google Chrome versions prior to 89.0.4389.72

Description The issue is related to the use of uninitialized data in PDFium, a component of Google Chrome. This could allow a remote attacker to obtain potentially sensitive information from process memory via a crafted PDF file. The attacker could exploit this issue to gain access to confidential information or cause a denial of service.

Recommendations For Google Chrome versions prior to 89.0.4389.72, update to version 89.0.4389.72 or later to resolve the issue. As a temporary workaround, consider avoiding the use of PDF files from untrusted sources until the update is applied.

Exploit

Fix

Use of Uninitialized Resource

Weakness Enumeration

CWE-908

Related Identifiers

ALT-PU-2021-1460

ALT-PU-2021-1511

ALT-PU-2021-1668

ALT-PU-2021-1751

ALT-PU-2021-2141

BDU:2021-03646

CVE-2021-21190

DSA-4886-1

MGASA-2021-0142

OPENSUSE-SU-2021:0392-1

OPENSUSE-SU-2021:0401-1

OPENSUSE-SU-2021_0392-1

OPENSUSE-SU-2024:10681-1

OPENSUSE-SU-2024:12948-1

Affected Products

Alt Linux

Astra Linux

Google Chrome

Pdfium

Suse

References · 2350

• 🔥 https://crbug.com/1166091 · Exploit
• https://osv.dev/vulnerability/openSUSE-SU-2021:0401-1 · Vendor Advisory
• https://osv.dev/vulnerability/DEBIAN-CVE-2021-21190 · Vendor Advisory
• https://wiki.astralinux.ru/astra-linux-se17-bulletin-2021-1126SE17 · Vendor Advisory
• https://advisories.mageia.org/MGASA-2021-0142.html · Security Note
• https://security-tracker.debian.org/tracker/CVE-2021-21190 · Vendor Advisory
• https://debian.org/security/2021/dsa-4886 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2021-21190 · Security Note
• https://chromereleases.googleblog.com/2021/03/stable-channel-update-for-desktop.html · Vendor Advisory
• https://osv.dev/vulnerability/MGASA-2021-0142 · Vendor Advisory
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/BBT54RKAE5XLMWSHLVUKJ7T2XHHYMXLH · Vendor Advisory
• https://osv.dev/vulnerability/openSUSE-SU-2024:10681-1 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2021-21190 · Vendor Advisory
• https://osv.dev/vulnerability/UBUNTU-CVE-2021-21190 · Vendor Advisory
• https://cve.org/CVERecord?id=CVE-2021-21190 · Security Note