Security Bulletin
This security bulletin contains information about 2 vulnerabilities.
EUVDB-ID: #VU56730
Risk: High
CVSSv3.1: 7.7 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]
CVE-ID: CVE-2021-30846
CWE-ID:
CWE-119 - Memory corruption
Exploit availability: No
DescriptionThe vulnerability allows a remote attacker to execute arbitrary code on the target system.
The vulnerability exists due to a boundary error when processing HTML content in WebKit. A remote attacker can create a specially crafted web page, trick the victim into opening it, trigger memory corruption and execute arbitrary code on the target system.
Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.
MitigationUpdate the affected package webkit2gtk3 to the latest version.
Vulnerable software versionsSUSE OpenStack Cloud Crowbar: 8 - 9
SUSE Linux Enterprise Software Development Kit: 12-SP5
SUSE Linux Enterprise Server for SAP: 12-SP3 - 12-SP4
HPE Helion Openstack: 8
SUSE Linux Enterprise Server: 12-SP2-BCL - 12-SP5
SUSE OpenStack Cloud: 8 - 9
webkit2gtk3-devel: before 2.34.1-2.77.1
libwebkit2gtk3-lang: before 2.34.1-2.77.1
webkit2gtk3-debugsource: before 2.34.1-2.77.1
webkit2gtk-4_0-injected-bundles-debuginfo: before 2.34.1-2.77.1
webkit2gtk-4_0-injected-bundles: before 2.34.1-2.77.1
typelib-1_0-WebKit2WebExtension-4_0: before 2.34.1-2.77.1
typelib-1_0-WebKit2-4_0: before 2.34.1-2.77.1
typelib-1_0-JavaScriptCore-4_0: before 2.34.1-2.77.1
libwebkit2gtk-4_0-37-debuginfo: before 2.34.1-2.77.1
libwebkit2gtk-4_0-37: before 2.34.1-2.77.1
libjavascriptcoregtk-4_0-18-debuginfo: before 2.34.1-2.77.1
libjavascriptcoregtk-4_0-18: before 2.34.1-2.77.1
External linkshttp://www.suse.com/support/update/announcement/2021/suse-su-20213861-1/
Q & A
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.
EUVDB-ID: #VU56733
Risk: High
CVSSv3.1: 7.7 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]
CVE-ID: CVE-2021-30851
CWE-ID:
CWE-119 - Memory corruption
Exploit availability: No
DescriptionThe vulnerability allows a remote attacker to execute arbitrary code on the target system.
The vulnerability exists due to a boundary error when processing HTML content in WebKit. A remote attacker can create a specially crafted web page, trick the victim into opening it, trigger memory corruption and execute arbitrary code on the target system.
Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.
MitigationUpdate the affected package webkit2gtk3 to the latest version.
Vulnerable software versionsSUSE OpenStack Cloud Crowbar: 8 - 9
SUSE Linux Enterprise Software Development Kit: 12-SP5
SUSE Linux Enterprise Server for SAP: 12-SP3 - 12-SP4
HPE Helion Openstack: 8
SUSE Linux Enterprise Server: 12-SP2-BCL - 12-SP5
SUSE OpenStack Cloud: 8 - 9
webkit2gtk3-devel: before 2.34.1-2.77.1
libwebkit2gtk3-lang: before 2.34.1-2.77.1
webkit2gtk3-debugsource: before 2.34.1-2.77.1
webkit2gtk-4_0-injected-bundles-debuginfo: before 2.34.1-2.77.1
webkit2gtk-4_0-injected-bundles: before 2.34.1-2.77.1
typelib-1_0-WebKit2WebExtension-4_0: before 2.34.1-2.77.1
typelib-1_0-WebKit2-4_0: before 2.34.1-2.77.1
typelib-1_0-JavaScriptCore-4_0: before 2.34.1-2.77.1
libwebkit2gtk-4_0-37-debuginfo: before 2.34.1-2.77.1
libwebkit2gtk-4_0-37: before 2.34.1-2.77.1
libjavascriptcoregtk-4_0-18-debuginfo: before 2.34.1-2.77.1
libjavascriptcoregtk-4_0-18: before 2.34.1-2.77.1
External linkshttp://www.suse.com/support/update/announcement/2021/suse-su-20213861-1/
Q & A
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.