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AlmaLinux 9 : grub2 (ALSA-2025:6990)

medium Nessus Plugin ID 241261

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Synopsis

The remote AlmaLinux host is missing one or more security updates.

Description

The remote AlmaLinux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the ALSA-2025:6990 advisory.

 * grub2: reader/jpeg: Heap OOB Write during JPEG parsing (CVE-2024-45774)
 * grub2: commands/extcmd: Missing check for failed allocation (CVE-2024-45775)
 * grub2: grub-core/gettext: Integer overflow leads to Heap OOB Write and Read. (CVE-2024-45776)
 * grub2: fs/ufs: OOB write in the heap (CVE-2024-45781)
 * grub2: fs/hfs+: refcount can be decremented twice (CVE-2024-45783)
 * grub2: command/gpg: Use-after-free due to hooks not being removed on module unload (CVE-2025-0622)
 * grub2: UFS: Integer overflow may lead to heap based out-of-bounds write when handling symlinks (CVE-2025-0677)
 * grub2: read: Integer overflow may lead to out-of-bounds write (CVE-2025-0690)

Tenable has extracted the preceding description block directly from the AlmaLinux security advisory.

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

Solution

Update the affected packages.

See Also

https://errata.almalinux.org/9/ALSA-2025-6990.html

https://access.redhat.com/errata/RHSA-2025:6990

Plugin Details

Severity: Medium

ID: 241261

File Name: alma_linux_ALSA-2025-6990.nasl

Version: 1.1

Type: local

Published: 7/3/2025

Updated: 7/3/2025

Supported Sensors: Continuous Assessment, Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 6.7

CVSS v2

Risk Factor: Medium

Base Score: 6.5

Temporal Score: 4.8

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

CVSS Score Source: CVE-2025-0690

CVSS v3

Risk Factor: Medium

Base Score: 6.7

Temporal Score: 5.8

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

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

CVSS Score Source: CVE-2024-45781

Vulnerability Information

CPE: p-cpe:/a:alma:linux:grub2-tools-minimal, cpe:/o:alma:linux:9::appstream, p-cpe:/a:alma:linux:grub2-efi-x64-modules, p-cpe:/a:alma:linux:grub2-pc, p-cpe:/a:alma:linux:grub2-efi-aa64-cdboot, cpe:/o:alma:linux:9::supplementary, p-cpe:/a:alma:linux:grub2-pc-modules, p-cpe:/a:alma:linux:grub2-efi-x64, cpe:/o:alma:linux:9::highavailability, cpe:/o:alma:linux:9::resilientstorage, p-cpe:/a:alma:linux:grub2-efi-aa64-modules, cpe:/o:alma:linux:9::sap_hana, p-cpe:/a:alma:linux:grub2-efi-x64-cdboot, p-cpe:/a:alma:linux:grub2-ppc64le-modules, p-cpe:/a:alma:linux:grub2-tools-extra, cpe:/o:alma:linux:9::sap, p-cpe:/a:alma:linux:grub2-tools-efi, cpe:/o:alma:linux:9::crb, p-cpe:/a:alma:linux:grub2-tools, cpe:/o:alma:linux:9::realtime, cpe:/o:alma:linux:9, p-cpe:/a:alma:linux:grub2-ppc64le, p-cpe:/a:alma:linux:grub2-common, cpe:/o:alma:linux:9::nfv, p-cpe:/a:alma:linux:grub2-efi-aa64, cpe:/o:alma:linux:9::baseos

Required KB Items: Host/local_checks_enabled, Host/cpu, Host/AlmaLinux/release, Host/AlmaLinux/rpm-list

Exploit Ease: No known exploits are available

Patch Publication Date: 5/13/2025

Vulnerability Publication Date: 4/11/2024

Reference Information

CVE: CVE-2024-45774, CVE-2024-45775, CVE-2024-45776, CVE-2024-45781, CVE-2024-45783, CVE-2025-0622, CVE-2025-0677, CVE-2025-0690

CWE: 190, 252, 416, 787, 911

RHSA: 2025:6990