Issued:
2025-07-15
Updated:
2025-07-15

RHSA-2025:11035 - Moderate: lz4 security update

Synopsis

Moderate: lz4 security update

Type/Severity

Security Advisory Moderate

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 impact of Moderate. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.

Description

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: heap-based buffer overflow in LZ4_write32 (CVE-2019-17543)

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.

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

Affected Products

ProductVersionArch
Red Hat Enterprise Linux for x86_648x86_64
Red Hat Enterprise Linux for x86_64 - Extended Life Cycle8.10x86_64
Red Hat Enterprise Linux for Power, little endian8ppc64le
Red Hat Enterprise Linux for Power, little endian - Extended Life Cycle8.10ppc64le
Red Hat Enterprise Linux for IBM z Systems8s390x
Red Hat Enterprise Linux for IBM z Systems - Extended Life Cycle8.10s390x
Red Hat Enterprise Linux for ARM 648aarch64
Red Hat Enterprise Linux for ARM 64 - Extended Life Cycle8.10aarch64

Updated Packages

  • lz4-libs-debuginfo-1.8.3-5.el8_10.aarch64.rpm
  • lz4-1.8.3-5.el8_10.x86_64.rpm
  • lz4-libs-1.8.3-5.el8_10.ppc64le.rpm
  • lz4-libs-debuginfo-1.8.3-5.el8_10.ppc64le.rpm
  • lz4-1.8.3-5.el8_10.src.rpm
  • lz4-1.8.3-5.el8_10.ppc64le.rpm
  • lz4-devel-1.8.3-5.el8_10.i686.rpm
  • lz4-debuginfo-1.8.3-5.el8_10.x86_64.rpm
  • lz4-devel-1.8.3-5.el8_10.s390x.rpm
  • lz4-devel-1.8.3-5.el8_10.x86_64.rpm
  • lz4-libs-debuginfo-1.8.3-5.el8_10.s390x.rpm
  • lz4-1.8.3-5.el8_10.aarch64.rpm
  • lz4-debuginfo-1.8.3-5.el8_10.s390x.rpm
  • lz4-debugsource-1.8.3-5.el8_10.i686.rpm
  • lz4-devel-1.8.3-5.el8_10.aarch64.rpm
  • lz4-debugsource-1.8.3-5.el8_10.x86_64.rpm
  • lz4-debuginfo-1.8.3-5.el8_10.i686.rpm
  • lz4-libs-1.8.3-5.el8_10.aarch64.rpm
  • lz4-debugsource-1.8.3-5.el8_10.aarch64.rpm
  • lz4-libs-debuginfo-1.8.3-5.el8_10.x86_64.rpm
  • lz4-libs-1.8.3-5.el8_10.s390x.rpm
  • lz4-libs-debuginfo-1.8.3-5.el8_10.i686.rpm
  • lz4-debuginfo-1.8.3-5.el8_10.ppc64le.rpm
  • lz4-debugsource-1.8.3-5.el8_10.s390x.rpm
  • lz4-1.8.3-5.el8_10.s390x.rpm
  • lz4-devel-1.8.3-5.el8_10.ppc64le.rpm
  • lz4-debugsource-1.8.3-5.el8_10.ppc64le.rpm
  • lz4-libs-1.8.3-5.el8_10.x86_64.rpm
  • lz4-debuginfo-1.8.3-5.el8_10.aarch64.rpm
  • lz4-libs-1.8.3-5.el8_10.i686.rpm

Fixes

CVEs

References

Additional information