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SUSE: 2024:0970-1 Moderate: Zziplib Denial Of Service & Infinite Loop

suse
Calendar Grey March 22, 2024
Dist Suse Esm H88
Patches for zziplib to mitigate denial-of-service vulnerabilities and prevent infinite loop occurrences, crucial for maintaining system reliability and efficiency.
* bsc#1154002 * bsc#1187526 * bsc#1214577 Cross-References:

Summary

## This update for zziplib fixes the following issues: Security issue fixed: * CVE-2020-18442: Fixed infinite loop in zzip_file_read() as used in unzzip_cat_file() (bsc#1187526). * CVE-2020-18770: Fixed denial-of-service in function zzip_disk_entry_to_file_header in mmapped.c (bsc#1214577). Non-security issue fixed: * Implement an error message with a condition by checking the return value of a function call. (bsc#1154002) ## Patch Instructions: To install this SUSE update use the SUSE recommended installation methods like YaST online_update or "zypper patch". Alternatively you can run the command listed for your product: * openSUSE Leap 15.5 zypper in -t patch openSUSE-SLE-15.5-2024-970=1 * Basesystem Module 15-SP5 zypper in -t patch SUSE-SLE-Module-Basesystem-15-SP5-2024-970=1

Topics%20covered

Topics Covered

security advisory moderate denial of service software update SUSE infinite loop zziplib

References

* bsc#1154002

* bsc#1187526

* bsc#1214577

Cross-

* CVE-2020-18442

* CVE-2020-18770

CVSS scores:

* CVE-2020-18442 ( SUSE ): 4.0 CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L

* CVE-2020-18442 ( NVD ): 3.3 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L

* CVE-2020-18770 ( SUSE ): 3.3 CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L

* CVE-2020-18770 ( NVD ): 5.5 CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Affected Products:

* Basesystem Module 15-SP5

* openSUSE Leap 15.5

* SUSE Linux Enterprise Desktop 15 SP5

* SUSE Linux Enterprise High Performance Computing 15 SP5

* SUSE Linux Enterprise Real Time 15 SP5

* SUSE Linux Enterprise Server 15 SP5

* SUSE Linux Enterprise Server for SAP Applications 15 SP5

An update that solves two vulnerabilities and has one security fix can now be

installed.

##

Announcement ID: SUSE-SU-2024:0970-1
Rating: moderate

Topics%20covered

Topics Covered

security advisory moderate denial of service software update SUSE infinite loop zziplib

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