CVE-2020-7039
Medium
Description
tcp_emu in tcp_subr.c in libslirp 4.1.0, as used in QEMU 4.2.0, mismanages memory, as demonstrated by IRC DCC commands in EMU_IRC. This can cause a heap-based buffer overflow or other out-of-bounds access which can lead to a DoS or potential execute arbitrary code.
SeverityMedium
CVSS5.6
Exploit probability—
Product
Libslirp
PublishedJan 16, 2020
First seenJan 16, 2020
How to fix
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| libslirp_project libslirp | 4.1.0 | — |
| qemu qemu | 4.2.0 | — |
| debian debian_linux | 8.0, 9.0 | — |
| opensuse leap | 15.1 | — |
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