Use After Free Affecting webkit2gtk package, versions <2.30.3-1~deb10u1
Snyk CVSS
Attack Complexity
Low
User Interaction
Required
Confidentiality
High
Integrity
High
Availability
High
Threat Intelligence
EPSS
0.41% (74th
percentile)
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Test your applications- Snyk ID SNYK-DEBIAN10-WEBKIT2GTK-1043915
- published 24 Nov 2020
- disclosed 16 Oct 2020
Introduced: 16 Oct 2020
CVE-2020-9951 Open this link in a new tabHow to fix?
Upgrade Debian:10
webkit2gtk
to version 2.30.3-1~deb10u1 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:10
relevant fixed versions and status.
A use after free issue was addressed with improved memory management. This issue is fixed in Safari 14.0. Processing maliciously crafted web content may lead to arbitrary code execution.
References
- https://security-tracker.debian.org/tracker/CVE-2020-9951
- https://support.apple.com/kb/HT211843
- https://support.apple.com/kb/HT211844
- https://support.apple.com/kb/HT211850
- https://support.apple.com/kb/HT211935
- https://support.apple.com/kb/HT211952
- https://www.debian.org/security/2020/dsa-4797
- http://seclists.org/fulldisclosure/2020/Nov/18
- http://seclists.org/fulldisclosure/2020/Nov/19
- http://seclists.org/fulldisclosure/2020/Nov/20
- http://seclists.org/fulldisclosure/2020/Nov/22
- https://security.gentoo.org/glsa/202012-10
- https://support.apple.com/HT211845
- http://www.openwall.com/lists/oss-security/2020/11/23/3