RHSA-2021:2575MediumCVSS 8.6

Red Hat Security Advisory: lz4 security update

Published
June 29, 2021
Last Modified
November 5, 2026

🔗 CVE IDs covered (1)

CVE-2021-3520 →

📋 Description

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

🎯 Affected products31

  • Red Hat Enterprise Linux BaseOS (v. 8)
  • lz4-0:1.8.3-3.el8_4.aarch64 as a component of Red Hat Enterprise Linux BaseOS (v. 8)
  • lz4-0:1.8.3-3.el8_4.ppc64le as a component of Red Hat Enterprise Linux BaseOS (v. 8)
  • lz4-0:1.8.3-3.el8_4.s390x as a component of Red Hat Enterprise Linux BaseOS (v. 8)
  • lz4-0:1.8.3-3.el8_4.src as a component of Red Hat Enterprise Linux BaseOS (v. 8)
  • lz4-0:1.8.3-3.el8_4.x86_64 as a component of Red Hat Enterprise Linux BaseOS (v. 8)
  • lz4-debuginfo-0:1.8.3-3.el8_4.aarch64 as a component of Red Hat Enterprise Linux BaseOS (v. 8)
  • lz4-debuginfo-0:1.8.3-3.el8_4.i686 as a component of Red Hat Enterprise Linux BaseOS (v. 8)
  • lz4-debuginfo-0:1.8.3-3.el8_4.ppc64le as a component of Red Hat Enterprise Linux BaseOS (v. 8)
  • lz4-debuginfo-0:1.8.3-3.el8_4.s390x as a component of Red Hat Enterprise Linux BaseOS (v. 8)
  • lz4-debuginfo-0:1.8.3-3.el8_4.x86_64 as a component of Red Hat Enterprise Linux BaseOS (v. 8)
  • lz4-debugsource-0:1.8.3-3.el8_4.aarch64 as a component of Red Hat Enterprise Linux BaseOS (v. 8)
  • lz4-debugsource-0:1.8.3-3.el8_4.i686 as a component of Red Hat Enterprise Linux BaseOS (v. 8)
  • lz4-debugsource-0:1.8.3-3.el8_4.ppc64le as a component of Red Hat Enterprise Linux BaseOS (v. 8)
  • lz4-debugsource-0:1.8.3-3.el8_4.s390x as a component of Red Hat Enterprise Linux BaseOS (v. 8)
  • lz4-debugsource-0:1.8.3-3.el8_4.x86_64 as a component of Red Hat Enterprise Linux BaseOS (v. 8)
  • lz4-devel-0:1.8.3-3.el8_4.aarch64 as a component of Red Hat Enterprise Linux BaseOS (v. 8)
  • lz4-devel-0:1.8.3-3.el8_4.i686 as a component of Red Hat Enterprise Linux BaseOS (v. 8)
  • lz4-devel-0:1.8.3-3.el8_4.ppc64le as a component of Red Hat Enterprise Linux BaseOS (v. 8)
  • lz4-devel-0:1.8.3-3.el8_4.s390x as a component of Red Hat Enterprise Linux BaseOS (v. 8)
  • lz4-devel-0:1.8.3-3.el8_4.x86_64 as a component of Red Hat Enterprise Linux BaseOS (v. 8)
  • lz4-libs-0:1.8.3-3.el8_4.aarch64 as a component of Red Hat Enterprise Linux BaseOS (v. 8)
  • lz4-libs-0:1.8.3-3.el8_4.i686 as a component of Red Hat Enterprise Linux BaseOS (v. 8)
  • lz4-libs-0:1.8.3-3.el8_4.ppc64le as a component of Red Hat Enterprise Linux BaseOS (v. 8)
  • lz4-libs-0:1.8.3-3.el8_4.s390x as a component of Red Hat Enterprise Linux BaseOS (v. 8)
  • lz4-libs-0:1.8.3-3.el8_4.x86_64 as a component of Red Hat Enterprise Linux BaseOS (v. 8)
  • lz4-libs-debuginfo-0:1.8.3-3.el8_4.aarch64 as a component of Red Hat Enterprise Linux BaseOS (v. 8)
  • lz4-libs-debuginfo-0:1.8.3-3.el8_4.i686 as a component of Red Hat Enterprise Linux BaseOS (v. 8)
  • lz4-libs-debuginfo-0:1.8.3-3.el8_4.ppc64le as a component of Red Hat Enterprise Linux BaseOS (v. 8)
  • lz4-libs-debuginfo-0:1.8.3-3.el8_4.s390x as a component of Red Hat Enterprise Linux BaseOS (v. 8)
  • +1 more not shown

✅ Remediation

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 (4)