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Debian: Security Advisory for webkit2gtk (DSA-4945-1)
Information
Severity
Severity
Family
Family
CVSSv2 Base
CVSSv2 Base
CVSSv2 Vector
CVSSv2 Vector
Solution Type
Solution Type
Created
Created
Modified
Modified
Summary
The remote host is missing an update for the 'webkit2gtk' package(s) announced via the DSA-4945-1 advisory.
Insight
Insight
The following vulnerabilities have been discovered in the webkit2gtk web engine: CVE-2021-21775 Marcin Towalski discovered that a specially crafted web page can lead to a potential information leak and further memory corruption. In order to trigger the vulnerability, a victim must be tricked into visiting a malicious webpage. CVE-2021-21779 Marcin Towalski discovered that a specially crafted web page can lead to a potential information leak and further memory corruption. In order to trigger the vulnerability, a victim must be tricked into visiting a malicious webpage. CVE-2021-30663 An anonymous researcher discovered that processing maliciously crafted web content may lead to arbitrary code execution. CVE-2021-30665 yangkang discovered that processing maliciously crafted web content may lead to arbitrary code execution. Apple is aware of a report that this issue may have been actively exploited. CVE-2021-30689 An anonymous researcher discovered that processing maliciously crafted web content may lead to universal cross site scripting. CVE-2021-30720 David Schutz discovered that a malicious website may be able to access restricted ports on arbitrary servers. CVE-2021-30734 Jack Dates discovered that processing maliciously crafted web content may lead to arbitrary code execution. CVE-2021-30744 Dan Hite discovered that processing maliciously crafted web content may lead to universal cross site scripting. CVE-2021-30749 An anonymous researcher discovered that processing maliciously crafted web content may lead to arbitrary code execution. CVE-2021-30758 Christoph Guttandin discovered that processing maliciously crafted web content may lead to arbitrary code execution. CVE-2021-30795 Sergei Glazunov discovered that processing maliciously crafted web content may lead to arbitrary code execution. CVE-2021-30797 Ivan Fratric discovered that processing maliciously crafted web content may lead to code execution. CVE-2021-30799 Sergei Glazunov discovered that processing maliciously crafted web content may lead to arbitrary code execution.
Affected Software
Affected Software
'webkit2gtk' package(s) on Debian Linux.
Detection Method
Detection Method
Checks if a vulnerable package version is present on the target host.
Solution
Solution
For the stable distribution (buster), these problems have been fixed in version 2.32.3-1~deb10u1. We recommend that you upgrade your webkit2gtk packages.