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Red Hat Enterprise Linux 8 RHSA-2022:7700-01 Moderate Gdisk Update

red hat
Calendar Grey November 8, 2022
Dist Redhat Esm H88
A recent gdisk security update for Red Hat Enterprise Linux 8 addresses vulnerabilities impacting system integrity, urging prompt application to enhance protection.
An update for gdisk is now available for Red Hat Enterprise Linux 8

Solution

For details on how to apply this update, which includes the changes described in this advisory, refer to:

https://access.redhat.com/articles/11258

Summary

The gdisk packages provide the gdisk partitioning utility for GUID Partition Table (GPT) disks. The utility features a command-line interface similar to fdisk, direct manipulation of partition table structures, recovery tools to deal with corrupt partition tables, and the ability to convert Master Boot Record (MBR) disks to the GPT format.
Security Fix(es):
* gdisk: possible out-of-bounds-write in LoadPartitionTable of gpt.cc (CVE-2020-0256)
* gdisk: possible out-of-bounds-write in ReadLogicalParts of basicmbr.cc (CVE-2021-0308)
For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.
Additional Changes:
For detailed information on changes in this release, see the Red Hat Enterprise Linux 8.7 Release Notes linked from the References section.

Topics%20covered

Topics Covered

security advisory moderate update security fix Red Hat Enterprise Linux out-of-bounds gdisk

References

https://access.redhat.com/security/cve/CVE-2020-0256 https://access.redhat.com/security/cve/CVE-2021-0308 https://access.redhat.com/security/updates/classification#moderate https://docs.redhat.com/en/documentation/red_hat_enterprise_linux/8/html/8.7_release_notes/index

Package List

Red Hat Enterprise Linux BaseOS (v. 8):
Source: gdisk-1.0.3-11.el8.src.rpm
aarch64: gdisk-1.0.3-11.el8.aarch64.rpm gdisk-debuginfo-1.0.3-11.el8.aarch64.rpm gdisk-debugsource-1.0.3-11.el8.aarch64.rpm
ppc64le: gdisk-1.0.3-11.el8.ppc64le.rpm gdisk-debuginfo-1.0.3-11.el8.ppc64le.rpm gdisk-debugsource-1.0.3-11.el8.ppc64le.rpm
s390x: gdisk-1.0.3-11.el8.s390x.rpm gdisk-debuginfo-1.0.3-11.el8.s390x.rpm gdisk-debugsource-1.0.3-11.el8.s390x.rpm
x86_64: gdisk-1.0.3-11.el8.x86_64.rpm gdisk-debuginfo-1.0.3-11.el8.x86_64.rpm gdisk-debugsource-1.0.3-11.el8.x86_64.rpm
These packages are GPG signed by Red Hat for security. Our key and details on how to verify the signature are available from https://access.redhat.com/security/team/key


Advisory ID: RHSA-2022:7700-01
Product: Red Hat Enterprise Linux
Advisory URL: https://access.redhat.com/errata/RHSA-2022:7700
Issue date: 2022-11-08

Topic

An update for gdisk is now available for Red Hat Enterprise Linux 8.Red Hat Product Security has rated this update as having a security impactof Moderate. A Common Vulnerability Scoring System (CVSS) base score, whichgives a detailed severity rating, is available for each vulnerability fromthe CVE link(s) in the References section.

Topics%20covered

Topics Covered

security advisory moderate update security fix Red Hat Enterprise Linux out-of-bounds gdisk

Relevant Releases Architectures

Red Hat Enterprise Linux BaseOS (v. 8) - aarch64, ppc64le, s390x, x86_64

Bugs Fixed

2051939 - CVE-2020-0256 gdisk: possible out-of-bounds-write in LoadPartitionTable of gpt.cc

2051943 - CVE-2021-0308 gdisk: possible out-of-bounds-write in ReadLogicalParts of basicmbr.cc

2065205 - gptfdisk naming of paritions does not work for big endian systems [rhel-8.7.0]

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