CVE - CVE-2020-14308

CVE-ID
CVE-2020-14308	Learn more at National Vulnerability Database (NVD) • CVSS Severity Rating • Fix Information • Vulnerable Software Versions • SCAP Mappings • CPE Information
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.
References
Note: References are provided for the convenience of the reader to help distinguish between vulnerabilities. The list is not intended to be complete.
CONFIRM:https://security.netapp.com/advisory/ntap-20200731-0008/ GENTOO:GLSA-202104-05 URL:https://security.gentoo.org/glsa/202104-05 MISC:https://bugzilla.redhat.com/show_bug.cgi?id=1852009 URL:https://bugzilla.redhat.com/show_bug.cgi?id=1852009 MLIST:[oss-security] 20200729 multiple secure boot grub2 and linux kernel vulnerabilities URL:http://www.openwall.com/lists/oss-security/2020/07/29/3 MLIST:[oss-security] 20210916 Containers-optimized OS (COS) membership in the linux-distros list URL:http://www.openwall.com/lists/oss-security/2021/09/17/2 MLIST:[oss-security] 20210917 Re: Containers-optimized OS (COS) membership in the linux-distros list URL:http://www.openwall.com/lists/oss-security/2021/09/17/4 MLIST:[oss-security] 20210920 Re: Containers-optimized OS (COS) membership in the linux-distros list URL:http://www.openwall.com/lists/oss-security/2021/09/21/1 SUSE:openSUSE-SU-2020:1168 URL:http://lists.opensuse.org/opensuse-security-announce/2020-08/msg00016.html SUSE:openSUSE-SU-2020:1169 URL:http://lists.opensuse.org/opensuse-security-announce/2020-08/msg00017.html UBUNTU:USN-4432-1 URL:https://usn.ubuntu.com/4432-1/
Assigning CNA
Red Hat, Inc.
Date Record Created
20200617	Disclaimer: The record creation date may reflect when the CVE ID was allocated or reserved, and does not necessarily indicate when this vulnerability was discovered, shared with the affected vendor, publicly disclosed, or updated in CVE.
Phase (Legacy)
Assigned (20200617)
Votes (Legacy)

Comments (Legacy)

Proposed (Legacy)
N/A
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