PT-2025-7466 · Grub+5 · Grub+5

Jonathan Bar Or · Published 2025-01-01 · Updated 2025-10-17 · CVE-2025-0689

Positive Technologies (AI Summary)

CVSS v3.1

7.8

High

Base vector

AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Name of the Vulnerable Software and Affected Versions GRUB (affected versions not specified)

Description A heap-based buffer overflow issue exists in the grub udf read block() function, potentially allowing for arbitrary code execution.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Heap Based Buffer Overflow

Buffer Overflow

Weakness Enumeration

CWE-122

CWE-120

Related Identifiers

ALT-PU-2025-5587

ALT-PU-2025-6088

AZL-57507

AZL-57551

BDU:2025-07125

CVE-2025-0689

OESA-2025-1216

OESA-2025-1217

OESA-2025-1218

OESA-2025-1291

OESA-2025-1292

OPENSUSE-SU-2025:14822-1

OPENSUSE-SU-2025_0586-1

OPENSUSE-SU-2025_0587-1

OPENSUSE-SU-2025_0588-1

OPENSUSE-SU-2025_0607-1

SUSE-SU-2025:01961-1

SUSE-SU-2025:0586-1

SUSE-SU-2025:0587-1

SUSE-SU-2025:0588-1

SUSE-SU-2025:0607-1

SUSE-SU-2025:0629-1

SUSE-SU-2025:20511-1

SUSE-SU-2025:20863-1

SUSE-SU-2025_0586-1

SUSE-SU-2025_0587-1

SUSE-SU-2025_0588-1

SUSE-SU-2025_0607-1

SUSE-SU-2025_0629-1

Affected Products

Alt Linux

Astra Linux

Debian

Grub

Red Os

Suse

References · 140

• https://lists.gnu.org/archive/html/grub-devel/2025-02/msg00024.html · Vendor Advisory
• https://osv.dev/vulnerability/SUSE-SU-2025:0588-1 · Vendor Advisory
• https://osv.dev/vulnerability/OESA-2025-1292 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2024-45781 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2025-0677 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2024-45782 · Security Note
• https://wiki.astralinux.ru/astra-linux-se38-bulletin-2026-0126SE38 · Vendor Advisory
• https://osv.dev/vulnerability/SUSE-SU-2025:01961-1 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2024-45776 · Security Note
• https://osv.dev/vulnerability/SUSE-SU-2025:0586-1 · Vendor Advisory
• https://osv.dev/vulnerability/UBUNTU-CVE-2025-0689 · Vendor Advisory
• https://osv.dev/vulnerability/OESA-2025-1216 · Vendor Advisory
• https://osv.dev/vulnerability/AZL-57551 · Vendor Advisory
• https://osv.dev/vulnerability/OESA-2025-1217 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2024-45775 · Security Note