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SUSE MicroOS: 2021:2196-1 Moderate: lua53 Memory Access Issues

suse
Calendar Grey June 30, 2021
Scroller Suse
SUSE Security Patch for lua54 resolves vulnerabilities in memory handling. Ensure your systems remain protected with the newest software enhancements.
An update that fixes two vulnerabilities is now available

Summary

This update for lua53 fixes the following issues: Update to version 5.3.6: - CVE-2020-24371: lgc.c mishandles the interaction between barriers and the sweep phase, leading to a memory access violation involving collectgarbage (bsc#1175449) - CVE-2020-24370: ldebug.c allows a negation overflow and segmentation fault in getlocal and setlocal (bsc#1175448) - Long brackets with a huge number of '=' overflow some internal buffer arithmetic. 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 MicroOS 5.0: zypper in -t patch SUSE-SUSE-MicroOS-5.0-2021-2196=1 - SUSE Linux Enterprise Module for Basesystem 15-SP3:

Topics%20covered

Topics Covered

security advisory moderate software patch system update memory access lua SUSE MicroOS

References

#1175448 #1175449

Cross- CVE-2020-24370 CVE-2020-24371

CVSS scores:

CVE-2020-24370 (NVD) : 5.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L

CVE-2020-24370 (SUSE): 4 CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L

CVE-2020-24371 (NVD) : 5.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L

CVE-2020-24371 (SUSE): 5.1 CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H

Affected Products:

SUSE MicroOS 5.0

SUSE Linux Enterprise Module for Basesystem 15-SP3

SUSE Linux Enterprise Module for Basesystem 15-SP2

https://www.suse.com/security/cve/CVE-2020-24370.html

https://www.suse.com/security/cve/CVE-2020-24371.html

https://bugzilla.suse.com/1175448

https://bugzilla.suse.com/1175449

Announcement ID: SUSE-SU-2021:2196-1
Rating: moderate

Topics%20covered

Topics Covered

security advisory moderate software patch system update memory access lua SUSE MicroOS

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