CVE-2024-45783: Grub2: fs/hfs+: refcount can be decremented twice
First published: Fri Feb 14 2025(Updated: )
A flaw was found in grub2. When failing to mount an HFS+ grub, the hfsplus filesystem driver doesn't properly set an ERRNO value. This issue may lead to a NULL pointer access.
Credit: secalert@redhat.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| GRUB 2 |
Never miss a vulnerability like this again
Sign up to SecAlerts for real-time vulnerability data matched to your software, aggregated from hundreds of sources.
Reference Links
Frequently Asked Questions
What is the severity of CVE-2024-45783?
CVE-2024-45783 is categorized as a moderate severity vulnerability due to its potential to cause system instability.
How do I fix CVE-2024-45783?
To fix CVE-2024-45783, update to the latest version of GRUB2 that includes the security patch addressing this issue.
What systems are affected by CVE-2024-45783?
CVE-2024-45783 affects systems running GNU GRUB2, particularly those utilizing the HFS+ filesystem.
What potential impact does CVE-2024-45783 have?
CVE-2024-45783 may lead to a NULL pointer dereference, causing crashes or malfunctioning of the boot process.
Is there a workaround for CVE-2024-45783?
While a specific workaround for CVE-2024-45783 is not detailed, ensuring proper filesystem configurations may mitigate risks until a patch is applied.
- collector/mitre-cve
- source/MITRE
- collector/redhat-bugzilla
- source/Red Hat
- alias/CVE-2024-45783
- agent/references
- agent/weakness
- agent/title
- agent/type
- agent/description
- agent/first-publish-date
- agent/guess-ai
- agent/software-canonical-lookup
- agent/softwarecombine
- collector/nvd-api
- source/NVD
- agent/last-modified-date
- agent/severity
- agent/author
- agent/source
- agent/tags
- agent/trending
- agent/event
- vendor/gnu
- canonical/grub 2