RHSA-2023:4523MediumCVSS 5.9

Red Hat Security Advisory: curl security update

Published
August 8, 2023
Last Modified
October 14, 2026

🔗 CVE IDs covered (2)

CVE-2023-27536 →CVE-2023-28321 →

📋 Description

CVE-2023-27536 — curl: GSS delegation too eager connection re-use CVE-2023-28321 — curl: IDN wildcard match may lead to Improper Cerificate Validation

🎯 Affected products46

  • Red Hat Enterprise Linux BaseOS (v. 8)
  • curl-0:7.61.1-30.el8_8.3.aarch64 as a component of Red Hat Enterprise Linux BaseOS (v. 8)
  • curl-0:7.61.1-30.el8_8.3.ppc64le as a component of Red Hat Enterprise Linux BaseOS (v. 8)
  • curl-0:7.61.1-30.el8_8.3.s390x as a component of Red Hat Enterprise Linux BaseOS (v. 8)
  • curl-0:7.61.1-30.el8_8.3.src as a component of Red Hat Enterprise Linux BaseOS (v. 8)
  • curl-0:7.61.1-30.el8_8.3.x86_64 as a component of Red Hat Enterprise Linux BaseOS (v. 8)
  • curl-debuginfo-0:7.61.1-30.el8_8.3.aarch64 as a component of Red Hat Enterprise Linux BaseOS (v. 8)
  • curl-debuginfo-0:7.61.1-30.el8_8.3.i686 as a component of Red Hat Enterprise Linux BaseOS (v. 8)
  • curl-debuginfo-0:7.61.1-30.el8_8.3.ppc64le as a component of Red Hat Enterprise Linux BaseOS (v. 8)
  • curl-debuginfo-0:7.61.1-30.el8_8.3.s390x as a component of Red Hat Enterprise Linux BaseOS (v. 8)
  • curl-debuginfo-0:7.61.1-30.el8_8.3.x86_64 as a component of Red Hat Enterprise Linux BaseOS (v. 8)
  • curl-debugsource-0:7.61.1-30.el8_8.3.aarch64 as a component of Red Hat Enterprise Linux BaseOS (v. 8)
  • curl-debugsource-0:7.61.1-30.el8_8.3.i686 as a component of Red Hat Enterprise Linux BaseOS (v. 8)
  • curl-debugsource-0:7.61.1-30.el8_8.3.ppc64le as a component of Red Hat Enterprise Linux BaseOS (v. 8)
  • curl-debugsource-0:7.61.1-30.el8_8.3.s390x as a component of Red Hat Enterprise Linux BaseOS (v. 8)
  • curl-debugsource-0:7.61.1-30.el8_8.3.x86_64 as a component of Red Hat Enterprise Linux BaseOS (v. 8)
  • curl-minimal-debuginfo-0:7.61.1-30.el8_8.3.aarch64 as a component of Red Hat Enterprise Linux BaseOS (v. 8)
  • curl-minimal-debuginfo-0:7.61.1-30.el8_8.3.i686 as a component of Red Hat Enterprise Linux BaseOS (v. 8)
  • curl-minimal-debuginfo-0:7.61.1-30.el8_8.3.ppc64le as a component of Red Hat Enterprise Linux BaseOS (v. 8)
  • curl-minimal-debuginfo-0:7.61.1-30.el8_8.3.s390x as a component of Red Hat Enterprise Linux BaseOS (v. 8)
  • curl-minimal-debuginfo-0:7.61.1-30.el8_8.3.x86_64 as a component of Red Hat Enterprise Linux BaseOS (v. 8)
  • libcurl-0:7.61.1-30.el8_8.3.aarch64 as a component of Red Hat Enterprise Linux BaseOS (v. 8)
  • libcurl-0:7.61.1-30.el8_8.3.i686 as a component of Red Hat Enterprise Linux BaseOS (v. 8)
  • libcurl-0:7.61.1-30.el8_8.3.ppc64le as a component of Red Hat Enterprise Linux BaseOS (v. 8)
  • libcurl-0:7.61.1-30.el8_8.3.s390x as a component of Red Hat Enterprise Linux BaseOS (v. 8)
  • libcurl-0:7.61.1-30.el8_8.3.x86_64 as a component of Red Hat Enterprise Linux BaseOS (v. 8)
  • libcurl-debuginfo-0:7.61.1-30.el8_8.3.aarch64 as a component of Red Hat Enterprise Linux BaseOS (v. 8)
  • libcurl-debuginfo-0:7.61.1-30.el8_8.3.i686 as a component of Red Hat Enterprise Linux BaseOS (v. 8)
  • libcurl-debuginfo-0:7.61.1-30.el8_8.3.ppc64le as a component of Red Hat Enterprise Linux BaseOS (v. 8)
  • libcurl-debuginfo-0:7.61.1-30.el8_8.3.s390x as a component of Red Hat Enterprise Linux BaseOS (v. 8)
  • +16 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 (5)