CVE-2020-14308

MEDIUM

6.4

Description

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 Score6.4

SeverityMEDIUM

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

Attack VectorLOCAL

ComplexityHIGH

Privileges RequiredHIGH

User InteractionNONE

Published7/29/2020

Last Modified11/21/2024

Sourcenvd

Honeypot Sightings0

Affected Products

gnu:grub2opensuse:leap

Weaknesses (CWE)

CWE-190

References

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 Correlations

No correlations recorded

This product uses data from the NVD API but is not endorsed or certified by the NVD.