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Debian: Security Advisory for webkit2gtk (DSA-5030-1)

Information

Severity

Severity

Medium

Family

Family

Debian Local Security Checks

CVSSv2 Base

CVSSv2 Base

4.3

CVSSv2 Vector

CVSSv2 Vector

AV:N/AC:M/Au:N/C:N/I:P/A:N

Solution Type

Solution Type

Vendor Patch

Created

Created

2 years ago

Modified

Modified

2 years ago

Summary

The remote host is missing an update for the 'webkit2gtk' package(s) announced via the DSA-5030-1 advisory.

Insight

Insight

The following vulnerabilities have been discovered in the webkit2gtk web engine: CVE-2021-30887 Narendra Bhati discovered that processing maliciously crafted web content may lead to unexpectedly unenforced Content Security Policy. CVE-2021-30890 An anonymous researcher discovered that processing maliciously crafted web content may lead to universal cross site scripting.

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 oldstable distribution (buster), these problems have been fixed in version 2.34.3-1~deb10u1. For the stable distribution (bullseye), these problems have been fixed in version 2.34.3-1~deb11u1. We recommend that you upgrade your webkit2gtk packages.

Common Vulnerabilities and Exposures (CVE)