CVE-2024-24793 Use after free in libdicom
A use-after-free in libdicom allows attackers to execute code or cause denial of service via crafted DICOM files.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2024-24793?
CVE-2024-24793 is a high-severity use after free vulnerability in Imaging Data Commons libdicom, published on 20 Feb 2024. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
A use-after-free vulnerability exists in the DICOM Element Parsing as implemented in Imaging Data Commons libdicom 1.0.5. A specially crafted DICOM file can cause premature freeing of memory that is used later. To trigger this vulnerability, an attacker would need to induce the vulnerable application to process a malicious DICOM image.The Use-After-Free happens in the `parse_meta_element_create()` parsing the elements in the File Meta Information header.
Weakness: CWE-416
Which versions are affected by CVE-2024-24793?
It affects 1 product.
Products include Nih Libdicom.
How do I fix CVE-2024-24793?
No fix has been published for CVE-2024-24793 yet. Limit exposure of the affected software until one is available.
Upgrade to the fixed version. These bugs are found with fuzzing and sanitisers and avoided by memory-safe languages. More about Use after free.
Is CVE-2024-24793 being exploited?
There is no known exploitation of CVE-2024-24793 in the wild and no public exploit code.
Other vulnerabilities in Imaging Data Commons libdicom
Sources
Also known as GHSA-6989-vr9p-xx57.