RHSA-2020:0889HighCVSS 7.0

Red Hat Security Advisory: slirp4netns security update

Published
March 17, 2020
Last Modified
August 6, 2026

🔗 CVE IDs covered (4)

CVE-2020-8608 →CVE-2019-14378 →CVE-2019-15890 →CVE-2020-7039 →

📋 Description

CVE-2019-14378 — QEMU: slirp: heap buffer overflow during packet reassembly CVE-2019-15890 — QEMU: Slirp: use-after-free during packet reassembly CVE-2020-7039 — QEMU: slirp: OOB buffer access while emulating tcp protocols in tcp_emu() CVE-2020-8608 — QEMU: Slirp: potential OOB access due to unsafe snprintf() usages

🎯 Affected products8

  • Red Hat Enterprise Linux 7 Extras
  • slirp4netns-0:0.3.0-8.el7_7.ppc64le as a component of Red Hat Enterprise Linux 7 Extras
  • slirp4netns-0:0.3.0-8.el7_7.s390x as a component of Red Hat Enterprise Linux 7 Extras
  • slirp4netns-0:0.3.0-8.el7_7.src as a component of Red Hat Enterprise Linux 7 Extras
  • slirp4netns-0:0.3.0-8.el7_7.x86_64 as a component of Red Hat Enterprise Linux 7 Extras
  • slirp4netns-debuginfo-0:0.3.0-8.el7_7.ppc64le as a component of Red Hat Enterprise Linux 7 Extras
  • slirp4netns-debuginfo-0:0.3.0-8.el7_7.s390x as a component of Red Hat Enterprise Linux 7 Extras
  • slirp4netns-debuginfo-0:0.3.0-8.el7_7.x86_64 as a component of Red Hat Enterprise Linux 7 Extras

✅ 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 Workaround: There is no external mitigation to prevent this out-of-bounds heap memory access. Workaround: This issue can only be resolved by applying updates. Mitigation for this issue is either not available or the currently available options don't meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base or stability.

🔗 References (7)