Description
tftp.c in libslirp 4.1.0, as used in QEMU 4.2.0, does not prevent ..\ directory traversal on Windows.
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
Debian
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian 14 | libslirp | 4.3.1-1 | — |
| Debian 13 | libslirp | 4.3.1-1 | — |
| Debian 12 | libslirp | 4.3.1-1 | — |
Red Hat
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Red Hat OpenShift 4 | cri-o | 1.16.2-13.dev.rhaos4.3.gita83f883.el7 | RHBA-2020:0390 |
| Red Hat OpenShift 4 | openshift +1 | 4.3.1-202001310552.git.0.331f390.el7 | RHBA-2020:0390 |
| Red Hat OpenShift 4 | openshift-clients +1 | 4.3.1-202001310552.git.1.075d46a.el7 | RHBA-2020:0390 |
| Red Hat OpenShift 4 | slirp4netns | 0.4.2-3.git21fdece.el8 | RHBA-2020:0390 |
SUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SLES 12 SP5 | xen | 4.12.2_04-3.11.1 | SUSE-SU-2020:1139-1 |
| SLES 12 SP4 | xen | 4.11.3_04-2.23.1 | SUSE-SU-2020:1138-1 |
| SLES 12 SP3 | xen | 4.9.4_06-3.62.1 | SUSE-SU-2020:1630-1 |
| SLES 12 SP2 | xen | 4.7.6_06-43.59.1 | SUSE-SU-2020:0334-1 |
| SLES 12 SP1 | xen | 4.5.5_28-22.64.1 | SUSE-SU-2020:0388-1 |
Show 12 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SLES 11 SP4 | xen | 4.4.4_42-61.52.1 | SUSE-SU-2020:14444-1 |
| SLES for SAP 12 SP5 | xen | 4.12.2_04-3.11.1 | SUSE-SU-2020:1139-1 |
| SLES for SAP 12 SP4 | xen | 4.11.3_04-2.23.1 | SUSE-SU-2020:1138-1 |
| SLES for SAP 12 SP3 | xen | 4.9.4_06-3.62.1 | SUSE-SU-2020:1630-1 |
| SLES for SAP 12 SP2 | xen | 4.7.6_06-43.59.1 | SUSE-SU-2020:0334-1 |
| SLES for SAP 12 SP1 | xen | 4.5.5_28-22.64.1 | SUSE-SU-2020:0388-1 |
| SUSE OpenStack Cloud Crowbar 8 | xen | 4.9.4_06-3.62.1 | SUSE-SU-2020:1630-1 |
| SUSE OpenStack Cloud 8 | xen | 4.9.4_06-3.62.1 | SUSE-SU-2020:1630-1 |
| SUSE OpenStack Cloud 7 | xen | 4.7.6_06-43.59.1 | SUSE-SU-2020:0334-1 |
| SUSE Linux Enterprise Point of Sale 11 SP3 | xen | 4.2.5_22-45.36.1 | SUSE-SU-2020:14448-1 |
| SUSE HPE Helion OpenStack 8 | xen | 4.9.4_06-3.62.1 | SUSE-SU-2020:1630-1 |
| SUSE Enterprise Storage 5 | xen | 4.9.4_06-3.62.1 | SUSE-SU-2020:1630-1 |
Advisories 9
- RHBA-2020:0390 Red Hat Bug Fix Advisory: OpenShift Container Platform 4.3.1 packages update Red Hat Security Advisories (RHSA) · Jun 28, 2026
- SUSE-SU-2020:0334-1 Security update for xen SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2020:1630-1 Security update for xen SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2020:1139-1 Security update for xen SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2020:14448-1 Security update for xen SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2020:14444-1 Security update for xen SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2020:0388-1 Security update for xen SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2020:1138-1 Security update for xen SUSE / openSUSE Security Updates · May 2, 2025
- WID-SEC-2024-3379 QEMU: Mehrere Schwachstellen BSI CERT-Bund (WID) · Nov 10, 2024