CVE-2020-14308

MEDIUM

6.4

Descripcion

In grub2 versions before 2.06 the grub memory allocator doesn't check for possible arithmetic overflows on the requested allocation size. This leads the function to return invalid memory allocations which can be further used to cause possible integrity, confidentiality and availability impacts during the boot process.

Detalles CVE

Puntuacion CVSS v3.16.4

SeveridadMEDIUM

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

Vector de ataqueLOCAL

ComplejidadHIGH

Privilegios requeridosHIGH

Interaccion usuarioNONE

Publicado7/29/2020

Ultima modificacion11/21/2024

Fuentenvd

Avistamientos honeypot0

Productos afectados

gnu:grub2opensuse:leap

Debilidades (CWE)

CWE-190

Referencias

http://lists.opensuse.org/opensuse-security-announce/2020-08/msg00016.html(secalert@redhat.com)

http://lists.opensuse.org/opensuse-security-announce/2020-08/msg00017.html(secalert@redhat.com)

http://www.openwall.com/lists/oss-security/2020/07/29/3(secalert@redhat.com)

http://www.openwall.com/lists/oss-security/2021/09/17/2(secalert@redhat.com)

http://www.openwall.com/lists/oss-security/2021/09/17/4(secalert@redhat.com)

http://www.openwall.com/lists/oss-security/2021/09/21/1(secalert@redhat.com)

https://bugzilla.redhat.com/show_bug.cgi?id=1852009(secalert@redhat.com)

https://security.gentoo.org/glsa/202104-05(secalert@redhat.com)

https://security.netapp.com/advisory/ntap-20200731-0008/(secalert@redhat.com)

https://usn.ubuntu.com/4432-1/(secalert@redhat.com)

http://lists.opensuse.org/opensuse-security-announce/2020-08/msg00016.html(af854a3a-2127-422b-91ae-364da2661108)

http://lists.opensuse.org/opensuse-security-announce/2020-08/msg00017.html(af854a3a-2127-422b-91ae-364da2661108)

http://www.openwall.com/lists/oss-security/2020/07/29/3(af854a3a-2127-422b-91ae-364da2661108)

http://www.openwall.com/lists/oss-security/2021/09/17/2(af854a3a-2127-422b-91ae-364da2661108)

http://www.openwall.com/lists/oss-security/2021/09/17/4(af854a3a-2127-422b-91ae-364da2661108)

http://www.openwall.com/lists/oss-security/2021/09/21/1(af854a3a-2127-422b-91ae-364da2661108)

https://bugzilla.redhat.com/show_bug.cgi?id=1852009(af854a3a-2127-422b-91ae-364da2661108)

https://security.gentoo.org/glsa/202104-05(af854a3a-2127-422b-91ae-364da2661108)

https://security.netapp.com/advisory/ntap-20200731-0008/(af854a3a-2127-422b-91ae-364da2661108)

https://usn.ubuntu.com/4432-1/(af854a3a-2127-422b-91ae-364da2661108)

Correlaciones IOC

Sin correlaciones registradas

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