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SUSE: 2021:3769-1 Important: Memory Fixes for WebKit2Gtk3

suse
Calendar Grey November 23, 2021
Dist Suse Esm H88
SUSE has released a security update for webkit2gtk3 addressing three vulnerabilities classified as significant. The patch is now accessible for the impacted products.
An update that fixes three vulnerabilities is now available

Summary

This update for webkit2gtk3 fixes the following issues: - CVE-2021-30846: Fixed memory corruption issue that could lead to arbitrary code execution when processing maliciously crafted web content (bsc#1192063). - CVE-2021-30851: Fixed memory corruption vulnerability that could lead to arbitrary code execution when processing maliciously crafted web content (bsc#1192063). - CVE-2021-42762: Updated seccomp rules with latest changes from flatpak (bsc#1191937). 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 Linux Enterprise Server for SAP 15-SP1: zypper in -t patch SUSE-SLE-Product-SLES_SAP-15-SP1-2021-3769=1

Topics%20covered

Topics Covered

security advisory arbitrary code execution important memory management patch instruction SUSE Linux Enterprise webkit2gtk3

References

#1191937 #1192063

Cross- CVE-2021-30846 CVE-2021-30851 CVE-2021-42762

CVSS scores:

CVE-2021-30846 (NVD) : 7.8 CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

CVE-2021-30846 (SUSE): 7.8 CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

CVE-2021-30851 (NVD) : 8.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

CVE-2021-30851 (SUSE): 7.8 CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

CVE-2021-42762 (NVD) : 5.3 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L

CVE-2021-42762 (SUSE): 8.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H

Affected Products:

SUSE Linux Enterprise Server for SAP 15-SP1

SUSE Linux Enterprise Server for SAP 15

SUSE Linux Enterprise Server 15-SP1-LTSS

SUSE Linux Enterprise Server 15-SP1-BCL

SUSE Linux Enterprise Server 15-LTSS

Severity
important
Lowest
Low
Medium
High
Critical

Announcement ID: SUSE-SU-2021:3769-1
Rating: important

Topics%20covered

Topics Covered

security advisory arbitrary code execution important memory management patch instruction SUSE Linux Enterprise webkit2gtk3

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