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.

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Advisories
Source ID Title
Debian DLA Debian DLA DLA-2076-1 slirp security update
Debian DLA Debian DLA DLA-2090-1 qemu security update
Debian DLA Debian DLA DLA-2551-1 slirp security update
Debian DSA Debian DSA DSA-4616-1 qemu security update
EUVD EUVD EUVD-2020-28173 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.
Ubuntu USN Ubuntu USN USN-4283-1 QEMU vulnerabilities
Ubuntu USN Ubuntu USN USN-4632-1 SLiRP vulnerabilities
Ubuntu USN Ubuntu USN USN-7094-1 QEMU vulnerabilities
Fixes

Solution

No solution given by the vendor.


Workaround

No workaround given by the vendor.

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cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published:

Updated: 2024-08-04T09:18:02.717Z

Reserved: 2020-01-14T00:00:00

Link: CVE-2020-7039

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Modified

Published: 2020-01-16T23:15:12.190

Modified: 2024-11-21T05:36:32.020

Link: CVE-2020-7039

cve-icon Redhat

Severity : Important

Publid Date: 2020-01-07T00:00:00Z

Links: CVE-2020-7039 - Bugzilla

cve-icon OpenCVE Enrichment

No data.

Weaknesses