CVE-2021-21218 — Use of Uninitialized Resource in Google Chrome

CWE-908 — Use of Uninitialized Resource6 documents6 sources
Severity
5.5MEDIUMNVD
EPSS
0.6%
top 30.46%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
7
Google ChromeChromiumDebian Chromium+4 more
Timeline
PublishedApr 26
Latest updateMay 24

Description

Uninitialized data in PDFium in Google Chrome prior to 90.0.4430.72 allowed a remote attacker to obtain potentially sensitive information from process memory via a crafted PDF file.

CVSS vector

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:NExploitability: 1.8 | Impact: 3.6

Affected Packages6 packages

▶CVEListV5google/chromeunspecified — 90.0.4430.72
▶NVDgoogle/chrome< 90.0.4430.72
▶debiandebian/chromium< chromium 90.0.4430.72-1 (bookworm)
▶Debianchromium/chromium< 90.0.4430.72-1+3

Also affects: Debian Linux 10.0, Fedora 32, 33, 34

🔴Vulnerability Details

2
GHSA
GHSA-r79f-f2r8-hw82: Uninitialized data in PDFium in Google Chrome prior to 90↗2022-05-24
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OSV
CVE-2021-21218: Uninitialized data in PDFium in Google Chrome prior to 90↗2021-04-26
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📋Vendor Advisories

3
Chrome
Stable Channel Update for Desktop: CVE-2021-21218↗2021-04-14
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Microsoft
Chromium: CVE-2021-21218 Uninitialized Use in PDFium↗2021-04-13
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Debian
CVE-2021-21218: chromium - Uninitialized data in PDFium in Google Chrome prior to 90.0.4430.72 allowed a re...↗2021
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