RedHat: RHSA-2021-2575:01 Moderate: lz4 security update
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.
Summary
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
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
details on how to verify the signature are available from
https://access.redhat.com/security/team/key/
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.
Topic
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