Overly broad permissions can turn one compromised account into a much larger security problem. Learn how to reduce unnecessary access, review privileges, and apply least privilege across modern Linux systems. Review Linux Privileges×

Alerts This Week
Warning Icon 1 524
Alerts This Week
Warning Icon 1 524

SUSE: 2021:3296-1 Critical Advisory: CVE-2021-30858 Code Execution Risk

suse
Calendar Grey October 6, 2021
Scroller Suse
Essential patch released for webkit2gtk3 in SUSE addressing significant vulnerabilities linked to CVE-2021 references.
An update that fixes two vulnerabilities is now available

Summary

This update for webkit2gtk3 fixes the following issues: - Update to version 2.32.4 - CVE-2021-30858: Fixed a security bug that could allow maliciously crafted web content to achieve arbitrary code execution. (bsc#1190701) - CVE-2021-21806: Fixed an exploitable use-after-free vulnerability via specially crafted HTML web page. (bsc#1188697) Patch Instructions: To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch". Alternatively you can run the command listed for your product: - SUSE OpenStack Cloud Crowbar 9: zypper in -t patch SUSE-OpenStack-Cloud-Crowbar-9-2021-3296=1 - SUSE OpenStack Cloud Crowbar 8: zypper in -t patch SUSE-OpenStack-Cloud-Crowbar-8-2021-3296=1 - SUSE OpenStack Cloud 9:

Topics%20covered

Topics Covered

security advisory arbitrary code execution important use-after-free SUSE Linux Enterprise Server webkit2gtk3 CVE identifier

References

#1188697 #1190701

Cross- CVE-2021-21806 CVE-2021-30858

CVSS scores:

CVE-2021-21806 (NVD) : 8.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

CVE-2021-21806 (SUSE): 8.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

CVE-2021-30858 (NVD) : 8.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

CVE-2021-30858 (SUSE): 8.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Affected Products:

SUSE OpenStack Cloud Crowbar 9

SUSE OpenStack Cloud Crowbar 8

SUSE OpenStack Cloud 9

SUSE OpenStack Cloud 8

SUSE Linux Enterprise Software Development Kit 12-SP5

SUSE Linux Enterprise Server for SAP 12-SP4

SUSE Linux Enterprise Server for SAP 12-SP3

SUSE Linux Enterprise Server 12-SP5

SUSE Linux Enterprise Server 12-SP4-LTSS

SUSE Linux Enterpris...

Read the Full Advisory

Severity
critical
Lowest
Low
Medium
High
Critical

Announcement ID: SUSE-SU-2021:3296-1
Rating: important

Topics%20covered

Topics Covered

security advisory arbitrary code execution important use-after-free SUSE Linux Enterprise Server webkit2gtk3 CVE identifier

Get the latest News and Insights

Get the latest Linux and open source security news straight to your inbox.