Integer Overflow or Wraparound Affecting webkit2gtk package, versions <2.32.3-1
Snyk CVSS
Attack Complexity
Low
User Interaction
Required
Confidentiality
High
Integrity
High
Availability
High
Threat Intelligence
Exploit Maturity
Mature
EPSS
0.37% (73rd
percentile)
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Test your applications- Snyk ID SNYK-DEBIAN11-WEBKIT2GTK-1533661
- published 27 Jul 2021
- disclosed 8 Sep 2021
Introduced: 27 Jul 2021
CVE-2021-30663 Open this link in a new tabHow to fix?
Upgrade Debian:11
webkit2gtk
to version 2.32.3-1 or higher.
NVD Description
Note: Versions mentioned in the description apply only to the upstream webkit2gtk
package and not the webkit2gtk
package as distributed by Debian
.
See How to fix?
for Debian:11
relevant fixed versions and status.
An integer overflow was addressed with improved input validation. This issue is fixed in iOS 14.5.1 and iPadOS 14.5.1, tvOS 14.6, iOS 12.5.3, Safari 14.1.1, macOS Big Sur 11.3.1. Processing maliciously crafted web content may lead to arbitrary code execution.
References
- https://security-tracker.debian.org/tracker/CVE-2021-30663
- https://support.apple.com/en-us/HT212335
- https://support.apple.com/en-us/HT212336
- https://support.apple.com/en-us/HT212341
- https://support.apple.com/en-us/HT212532
- https://support.apple.com/en-us/HT212534
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog