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SUSE Linux Enterprise 12-SP5: 2021:3181-1 Moderate: Xen Race Effect

suse
Calendar Grey September 21, 2021
Scroller Suse
SUSE has released a critical patch for xen, addressing a concurrency flaw, along with preferred installation guidelines for its users.
An update that solves one vulnerability and has one errata is now available

Summary

This update for xen fixes the following issues: - CVE-2021-28701: Fixed race condition in XENMAPSPACE_grant_table handling (XSA-384) (bsc#1189632). - Upstream bug fixes (bsc#1027519) 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 Software Development Kit 12-SP5: zypper in -t patch SUSE-SLE-SDK-12-SP5-2021-3181=1 - SUSE Linux Enterprise Server 12-SP5: zypper in -t patch SUSE-SLE-SERVER-12-SP5-2021-3181=1 Package List: - SUSE Linux Enterprise Software Development Kit 12-SP5 (aarch64 x86_64): xen-debugsource-4.12.4_14-3.52.1 xen-devel-4.12.4_14-3.52.1 - SUSE Linux Enterprise Server 12-SP5 (x86_64):

Topics%20covered

Topics Covered

security advisory moderate race condition system update SUSE xen patch

References

#1027519 #1189632

Cross- CVE-2021-28701

CVSS scores:

CVE-2021-28701 (SUSE): 7.4 CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected Products:

SUSE Linux Enterprise Software Development Kit 12-SP5

SUSE Linux Enterprise Server 12-SP5

https://www.suse.com/security/cve/CVE-2021-28701.html

https://bugzilla.suse.com/1027519

https://bugzilla.suse.com/1189632

Announcement ID: SUSE-SU-2021:3181-1
Rating: moderate

Topics%20covered

Topics Covered

security advisory moderate race condition system update SUSE xen patch

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