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GLSA-202405-23 : U-Boot tools: double free vulnerability

critical Nessus Plugin ID 195167

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Description

The remote host is affected by the vulnerability described in GLSA-202405-23 (U-Boot tools: double free vulnerability)

 - In Das U-Boot through 2020.01, a double free has been found in the cmd/gpt.c do_rename_gpt_parts() function. Double freeing may result in a write-what-where condition, allowing an attacker to execute arbitrary code. NOTE: this vulnerablity was introduced when attempting to fix a memory leak identified by static analysis. (CVE-2020-8432)

Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version number.

Solution

All U-Boot tools users should upgrade to the latest version:

 # emerge --sync # emerge --ask --oneshot --verbose >=dev-embedded/u-boot-tools-2020.04

See Also

https://security.gentoo.org/glsa/202405-23

https://bugs.gentoo.org/show_bug.cgi?id=717000

Plugin Details

Severity: Critical

ID: 195167

File Name: gentoo_GLSA-202405-23.nasl

Version: 1.0

Type: local

Published: 5/8/2024

Updated: 5/8/2024

Supported Sensors: Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 5.9

CVSS v2

Risk Factor: Critical

Base Score: 10

Temporal Score: 7.4

Vector: CVSS2#AV:N/AC:L/Au:N/C:C/I:C/A:C

CVSS Score Source: CVE-2020-8432

CVSS v3

Risk Factor: Critical

Base Score: 9.8

Temporal Score: 8.5

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Temporal Vector: CVSS:3.0/E:U/RL:O/RC:C

Vulnerability Information

CPE: p-cpe:/a:gentoo:linux:u-boot-tools, cpe:/o:gentoo:linux

Required KB Items: Host/local_checks_enabled, Host/Gentoo/release, Host/Gentoo/qpkg-list

Exploit Ease: No known exploits are available

Patch Publication Date: 5/8/2024

Vulnerability Publication Date: 1/29/2020

Reference Information

CVE: CVE-2020-8432