title: Memory Corruption Vulnerability in Grub-Legacy's XFS Implementation
description: An attacker with local access to a system (either through a disk or external drive) can present a modified XFS partition to grub-legacy in such a way to exploit a memory corruption in grub’s XFS file system implementation.
problem types: CWE-119 Improper Restriction of Operations within the Bounds of a Memory Buffer
affected:
{
defaultStatus: unaffected
product: Grub-Legacy
vendor: Free Software Foundation
versions:
lessThanOrEqual: 0.97, status: affected, version: 0, versionType: git
}
metrics:
cvssV3_1: [
attackComplexity: LOW
attackVector: LOCAL
availabilityImpact: HIGH
baseScore: 8.1
baseSeverity: HIGH
confidentialityImpact: HIGH
integrityImpact: LOW
privilegesRequired: HIGH
scope: CHANGED
userInteraction: NONE
vectorString: CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:L/A:H
version: 3.1
]
format: CVSS
scenarios: GENERAL