CVE catalog
CVE-2023-4949
grub: CVE-2023-4949
- Severity
- Low
- Published
- Source
- [NVD] · [CVE record]
- EPSS
- 0.24% · Oct 25, 2026
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.
Vulnerable and fixed packages
Distribution-reported package versions and fixes. These do not depend on matching against the OpenFactory package catalog.
| Distribution | Package | Release | Version | Status |
|---|---|---|---|---|
| Debian | grub | trixie | 0.97-84 | vulnerable |
| Debian | grub | bookworm | 0.97-80 | vulnerable |
Fixed-version evidence
| Distribution | Package | Type | Release | Fixed version | Urgency | Origin | Bugs |
|---|---|---|---|---|---|---|---|
| Debian | grub | source | trixie | (unfixed) | unimportant | Not reported | Not reported |
| Debian | grub | source | bookworm | (unfixed) | unimportant | Not reported | Not reported |
OpenFactory catalog packages
Matching against OpenFactory catalog package versions is in progress.