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CVE-2020-15863

MEDIUM

5.3

Descricao

hw/net/xgmac.c in the XGMAC Ethernet controller in QEMU before 07-20-2020 has a buffer overflow. This occurs during packet transmission and affects the highbank and midway emulated machines. A guest user or process could use this flaw to crash the QEMU process on the host, resulting in a denial of service or potential privileged code execution. This was fixed in commit 5519724a13664b43e225ca05351c60b4468e4555.

Detalhes CVE

Pontuacao CVSS v3.15.3

SeveridadeMEDIUM

Vetor CVSSCVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:L/I:L/A:L

Vetor de ataqueLOCAL

ComplexidadeHIGH

Privilegios necessariosLOW

Interacao do usuarioNONE

Publicado7/28/2020

Ultima modificacao11/21/2024

Fontenvd

Avistamentos honeypot0

Produtos afetados

canonical:ubuntu_linuxdebian:debian_linuxqemu:qemu

Fraquezas (CWE)

CWE-787

Referencias

http://lists.opensuse.org/opensuse-security-announce/2020-10/msg00024.html(cve@mitre.org)

http://www.openwall.com/lists/oss-security/2020/07/22/1(cve@mitre.org)

https://git.qemu.org/?p=qemu.git%3Ba=commitdiff%3Bh=5519724a13664b43e225ca05351c60b4468e4555(cve@mitre.org)

https://lists.nongnu.org/archive/html/qemu-devel/2020-07/msg03497.html(cve@mitre.org)

https://lists.nongnu.org/archive/html/qemu-devel/2020-07/msg05745.html(cve@mitre.org)

https://security.gentoo.org/glsa/202208-27(cve@mitre.org)

https://usn.ubuntu.com/4467-1/(cve@mitre.org)

https://www.debian.org/security/2020/dsa-4760(cve@mitre.org)

http://lists.opensuse.org/opensuse-security-announce/2020-10/msg00024.html(af854a3a-2127-422b-91ae-364da2661108)

http://www.openwall.com/lists/oss-security/2020/07/22/1(af854a3a-2127-422b-91ae-364da2661108)

https://git.qemu.org/?p=qemu.git%3Ba=commitdiff%3Bh=5519724a13664b43e225ca05351c60b4468e4555(af854a3a-2127-422b-91ae-364da2661108)

https://lists.nongnu.org/archive/html/qemu-devel/2020-07/msg03497.html(af854a3a-2127-422b-91ae-364da2661108)

https://lists.nongnu.org/archive/html/qemu-devel/2020-07/msg05745.html(af854a3a-2127-422b-91ae-364da2661108)

https://security.gentoo.org/glsa/202208-27(af854a3a-2127-422b-91ae-364da2661108)

https://usn.ubuntu.com/4467-1/(af854a3a-2127-422b-91ae-364da2661108)

https://www.debian.org/security/2020/dsa-4760(af854a3a-2127-422b-91ae-364da2661108)

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