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Red Hat Enterprise Linux 8: RHSA-2021-2575-01 Moderate: lz4 Memory Issue

red hat
Calendar Grey June 29, 2021
Dist Redhat Esm H88
New lz4 update available for Red Hat Enterprise Linux 8 addressing moderate severity security vulnerabilities linked to memory corruption issues.
An update for lz4 is now available for Red Hat Enterprise Linux 8

Solution

For details on how to apply this update, which includes the changes described in this advisory, refer to:

https://access.redhat.com/articles/11258

Summary

The lz4 packages provide support for LZ4, a very fast, lossless compression algorithm that provides compression speeds of 400 MB/s per core and scales with multicore CPUs. It also features an extremely fast decoder that reaches speeds of multiple GB/s per core and typically reaches RAM speed limits on multicore systems.
Security Fix(es):
* lz4: memory corruption due to an integer overflow bug caused by memmove argument (CVE-2021-3520)
For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

Topics%20covered

Topics Covered

security advisory security fix Red Hat Enterprise Linux moderate severity integer overflow memory issue lz4 update

References

https://access.redhat.com/security/cve/CVE-2021-3520 https://access.redhat.com/security/updates/classification#moderate

Package List

Red Hat Enterprise Linux BaseOS (v. 8):
Source: lz4-1.8.3-3.el8_4.src.rpm
aarch64: lz4-1.8.3-3.el8_4.aarch64.rpm lz4-debuginfo-1.8.3-3.el8_4.aarch64.rpm lz4-debugsource-1.8.3-3.el8_4.aarch64.rpm lz4-devel-1.8.3-3.el8_4.aarch64.rpm lz4-libs-1.8.3-3.el8_4.aarch64.rpm lz4-libs-debuginfo-1.8.3-3.el8_4.aarch64.rpm
ppc64le: lz4-1.8.3-3.el8_4.ppc64le.rpm lz4-debuginfo-1.8.3-3.el8_4.ppc64le.rpm lz4-debugsource-1.8.3-3.el8_4.ppc64le.rpm lz4-devel-1.8.3-3.el8_4.ppc64le.rpm lz4-libs-1.8.3-3.el8_4.ppc64le.rpm lz4-libs-debuginfo-1.8.3-3.el8_4.ppc64le.rpm
s390x: lz4-1.8.3-3.el8_4.s390x.rpm lz4-debuginfo-1.8.3-3.el8_4.s390x.rpm lz4-debugsource-1.8.3-3.el8_4.s390x.rpm lz4-devel-1.8.3-3.el8_4.s390x.rpm lz4-libs-1.8.3-3.el8_4.s390x.rpm lz4-libs-debuginfo-1.8.3-3.el8_4.s390x.rpm
x86_64: lz4-1.8.3-3.el8_4.x86_64.rpm lz4-debuginfo-1.8.3-3.el8_4.i686.rpm lz4-debuginfo-1.8.3-3.el8_4.x86_64.rpm lz4-debugsource-1.8.3-3.el8_4.i686.rpm lz4-debugsource-1.8.3-3.el8_4.x86_64.rpm lz4-devel-1.8.3-3.el8_4.i686.rpm lz4-devel-1.8.3-3.el8_4.x86_64.rpm lz4-libs-1.8.3-3.el8_4.i686.rpm lz4-libs-1.8.3-3.el8_4.x86_64.rpm lz4-libs-debuginfo-1.8.3-3.el8_4.i686.rpm lz4-libs-debuginfo-1.8.3-3.el8_4.x86_64.rpm
These packages are GPG signed by Red Hat for security. Our key and

Read the Full Advisory


Advisory ID: RHSA-2021:2575-01
Product: Red Hat Enterprise Linux
Advisory URL: https://access.redhat.com/errata/RHSA-2021:2575
Issue date: 2021-06-29

Topic

An update for lz4 is now available for Red Hat Enterprise Linux 8.Red Hat Product Security has rated this update as having a security impactof Moderate. A Common Vulnerability Scoring System (CVSS) base score, whichgives a detailed severity rating, is available for each vulnerability fromthe CVE link(s) in the References section.

Topics%20covered

Topics Covered

security advisory security fix Red Hat Enterprise Linux moderate severity integer overflow memory issue lz4 update

Relevant Releases Architectures

Red Hat Enterprise Linux BaseOS (v. 8) - aarch64, ppc64le, s390x, x86_64

Bugs Fixed

1954559 - CVE-2021-3520 lz4: memory corruption due to an integer overflow bug caused by memmove argument

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