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SUSE: 2021:1613-1 Important: lz4 Heap Overflow and Memory Corruption

suse
Calendar Grey May 14, 2021
Scroller Suse
SUSE has issued a security patch for lz4 addressing critical vulnerabilities such as buffer overflow and memory leaks. Discover further details.
An update that fixes two vulnerabilities is now available

Summary

This update for lz4 fixes the following issues: - CVE-2021-3520: Fixed memory corruption due to an integer overflow bug caused by memmove argument (bsc#1185438). - CVE-2019-17543: Fixed heap-based buffer overflow in LZ4_write32 (bsc#1153936). 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-SP5-2021-1613=1 Package List: - SUSE Linux Enterprise Software Development Kit 12-SP5 (aarch64 ppc64le s390x x86_64): liblz4-1-1.8.0-3.3.1 liblz4-1-debuginfo-1.8.0-3.3.1 lz4-debuginfo-1.8.0-3.3.1 lz4-debugsource-1.8.0-3.3.1

Topics%20covered

Topics Covered

security advisory software update memory corruption important heap overflow SUSE Linux lz4

References

#1153936 #1185438

Cross- CVE-2019-17543 CVE-2021-3520

CVSS scores:

CVE-2019-17543 (NVD) : 8.1 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

CVE-2019-17543 (SUSE): 7.4 CVSS:3.0/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

https://www.suse.com/security/cve/CVE-2019-17543.html

https://www.suse.com/security/cve/CVE-2021-3520.html

https://bugzilla.suse.com/1153936

https://bugzilla.suse.com/1185438

Severity
important
Lowest
Low
Medium
High
Critical

Announcement ID: SUSE-SU-2021:1613-1
Rating: important

Topics%20covered

Topics Covered

security advisory software update memory corruption important heap overflow SUSE Linux lz4

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