DEBIAN-CVE-2021-1844

Advisory lineage Upstream: 1 Downstream: 1
Upstream
CVE-2021-1844
Downstream
DSA-4923-1
Published: 02 Apr 2021, 19:15
Last modified:19 Nov 2025, 01:04

Vulnerability Summary

Overall Risk (default)
medium
35/100
CVSS Score
8.8 HIGH
3.1 (osv_debian)
EPSS Score
No data
KEV
Not listed
Ransomware
No reports
Public exploits
None found
Dark Web
Not detected

Timeline

02 Apr 2021, 19:15
Published
Vulnerability first disclosed
19 Nov 2025, 01:04
Last Modified
Vulnerability information updated

Description

A memory corruption issue was addressed with improved validation. This issue is fixed in iOS 14.4.1 and iPadOS 14.4.1, Safari 14.0.3 (v. 14610.4.3.1.7 and 15610.4.3.1.7), watchOS 7.3.2, macOS Big Sur 11.2.3. Processing maliciously crafted web content may lead to arbitrary code execution.

CVSS Metrics

  • v3.1•HIGH•Score: 8.8CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Affected Systems

  • debian•webkit2gtk

    < 2.32.0-2 | < 2.32.0-2 | < 2.32.0-2 | < 2.32.0-2

  • debian•wpewebkit

    < 2.32.0-2 | < 2.32.0-2 | < 2.32.0-2 | < 2.32.0-2

References (1)