CVE-2020-10810 : What You Need to Know

An issue was discovered in HDF5 through 1.12.0 where a NULL pointer dereference exists in the function H5AC_unpin_entry() in H5AC.c, allowing an attacker to cause Denial of Service.

Understanding CVE-2020-10810

This CVE identifies a vulnerability in HDF5 through version 1.12.0 that can lead to a Denial of Service attack.

What is CVE-2020-10810?

The vulnerability involves a NULL pointer dereference in the H5AC_unpin_entry() function within H5AC.c in HDF5 versions up to 1.12.0.

The Impact of CVE-2020-10810

The vulnerability can be exploited by an attacker to cause a Denial of Service, potentially disrupting the availability of the affected system.

Technical Details of CVE-2020-10810

This section provides more in-depth technical information about the CVE.

Vulnerability Description

A NULL pointer dereference exists in the H5AC_unpin_entry() function in HDF5 through 1.12.0, which can be abused by malicious actors.

Affected Systems and Versions

Product: HDF5
Vendor: N/A
Versions affected: All versions up to 1.12.0

Exploitation Mechanism

The vulnerability can be exploited by an attacker to trigger a NULL pointer dereference, leading to a Denial of Service condition.

Mitigation and Prevention

Protecting systems from CVE-2020-10810 requires immediate actions and long-term security measures.

Immediate Steps to Take

Apply vendor patches or updates promptly to mitigate the vulnerability.
Monitor security advisories for any new information or patches related to this CVE.

Long-Term Security Practices

Regularly update and patch software to prevent known vulnerabilities.
Implement network security measures to detect and block potential attacks.

Patching and Updates

Check for and apply patches released by HDF5 to address the NULL pointer dereference vulnerability in H5AC_unpin_entry().