This page tracks the Debian fix status. The vulnerability itself is described on the main CVE page.
View CVE-2020-7039 →
DEBIAN-CVE-2020-7039
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 he...
Original description
The description as published by the source.
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.
Source: OSV.dev (Open Source Vulnerabilities) OSV
Affected packages
Debian:12
libslirp
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.1.0-2"}]}]
Debian:13
libslirp
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.1.0-2"}]}]
Debian:14
libslirp
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.1.0-2"}]}]
Debian:12
qemu
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:4.1-2"}]}]
Debian:13
qemu
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:4.1-2"}]}]
Debian:14
qemu
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:4.1-2"}]}]
Debian:12
slirp
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:1.0.17-10"}]}]
Debian:13
slirp
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:1.0.17-10"}]}]
Debian:14
slirp
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:1.0.17-10"}]}]
References
- advisory security-tracker.debian.org