CVE-2021-1788
webkit2gtk - security update
8.8
HIGH
CVSS 3.1
EPSS 0.41%
Description
A use after free issue was addressed with improved memory management. This issue is fixed in macOS Big Sur 11.2, Security Update 2021-001 Catalina, Security Update 2021-001 Mojave, tvOS 14.4, watchOS 7.3, iOS 14.4 and iPadOS 14.4, Safari 14.0.3. Processing maliciously crafted web content may lead to arbitrary code execution.
How to fix CVE-2021-1788
To remediate CVE-2021-1788, upgrade the affected package to a fixed version below.
- —upgrade to 2.32.0-2 or later
- —upgrade to 2.32.1-1~deb10u1 or later
- —upgrade to 2.32.0-2 or later
Is CVE-2021-1788 being exploited?
Low — EPSS is 0.4%, meaning exploitation activity has not been observed at scale.
Affected packages (3)
- from 0, < 2.32.0-2
- from 0, < 2.32.1-1~deb10u1
- from 0, < 2.32.0-2
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | HIGH8.8 | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H |