CVE-2020-14308

MEDIUM

6.4

Beschreibung

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.

CVE Details

CVSS v3.1 Bewertung6.4

SchweregradMEDIUM

CVSS VektorCVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H

AngriffsvektorLOCAL

KomplexitatHIGH

Erforderliche PrivilegienHIGH

BenutzerinteraktionNONE

Veroffentlicht7/29/2020

Zuletzt geandert11/21/2024

Quellenvd

Honeypot-Sichtungen0

Betroffene Produkte

gnu:grub2opensuse:leap

Schwachen (CWE)

CWE-190

Referenzen

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)

IOC Korrelationen

Keine Korrelationen erfasst

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