Cloud Defense Logo

Products

Solutions

Company

CVE-2018-10879 : Exploit Details and Defense Strategies

Learn about CVE-2018-10879, a Linux kernel ext4 filesystem vulnerability that can lead to denial of service. Find mitigation steps and patching details here.

The Linux kernel's ext4 filesystem vulnerability allows a local user to trigger a use-after-free condition, potentially leading to a denial of service.

Understanding CVE-2018-10879

This CVE involves a vulnerability in the Linux kernel's ext4 filesystem that can be exploited by a local user.

What is CVE-2018-10879?

The vulnerability arises when a local user renames a file within a manipulated ext4 filesystem image, causing a use-after-free issue in the ext4_xattr_set_entry function.

The Impact of CVE-2018-10879

The vulnerability could result in a denial of service or other unforeseen consequences due to the use-after-free condition.

Technical Details of CVE-2018-10879

This section provides more technical insights into the CVE.

Vulnerability Description

The vulnerability in the ext4 filesystem can be triggered by renaming a file within a manipulated ext4 filesystem image, leading to a use-after-free in the ext4_xattr_set_entry function.

Affected Systems and Versions

        Product: Kernel
        Vendor: [UNKNOWN]
        Versions: N/A

Exploitation Mechanism

        Attack Complexity: High
        Attack Vector: Physical
        Availability Impact: High
        Privileges Required: None
        Scope: Unchanged
        User Interaction: None
        CVSS Score: 4.2 (Medium)

Mitigation and Prevention

Protecting systems from CVE-2018-10879 requires immediate actions and long-term security practices.

Immediate Steps to Take

        Apply patches provided by the vendor
        Monitor vendor advisories for updates
        Restrict access to vulnerable systems

Long-Term Security Practices

        Regularly update and patch systems
        Implement least privilege access controls
        Conduct security training for users

Patching and Updates

        Refer to vendor advisories for specific patching instructions and updates

Popular CVEs

CVE Id

Published Date

Is your System Free of Underlying Vulnerabilities?
Find Out Now