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
Exploitation Mechanism
Mitigation and Prevention
Protecting systems from CVE-2018-10879 requires immediate actions and long-term security practices.
Immediate Steps to Take
Long-Term Security Practices
Patching and Updates