Upstream information

CVE-2023-4949 at MITRE


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.

SUSE information

Overall state of this security issue: Resolved

This issue is currently rated as having important severity.

CVSS v3 Scores
  National Vulnerability Database SUSE
Base Score 6.7 8.1
Attack Vector Local Local
Attack Complexity Low Low
Privileges Required High High
User Interaction None None
Scope Unchanged Changed
Confidentiality Impact High High
Integrity Impact High Low
Availability Impact High High
CVSSv3 Version 3.1 3.1
SUSE Bugzilla entries: 1217067 [RESOLVED / FIXED], 1221592 [NEW]

No SUSE Security Announcements cross referenced.

Status of this issue by product and package

Please note that this evaluation state might be work in progress, incomplete or outdated. Also information for service packs in the LTSS phase is only included for issues meeting the LTSS criteria. If in doubt, feel free to contact us for clarification. The updates are grouped by state of their lifecycle. SUSE product lifecycles are documented on the lifecycle page.

Product(s) Source package State
Products past their end of life and not receiving proactive updates anymore.
SUSE Linux Enterprise Server 11 SP3 grub Affected
SUSE Linux Enterprise Server 11 SP3-LTSS grub Affected
SUSE Linux Enterprise Server 11 SP4 grub Affected
SUSE Linux Enterprise Server 11 SP4 LTSS grub Affected
SUSE Linux Enterprise Server 11 SP4-LTSS grub Affected

SUSE Timeline for this CVE

CVE page created: Fri Nov 10 01:00:11 2023
CVE page last modified: Tue Jun 4 15:43:51 2024