Out-of-Bounds Write Vulnerability in Linux Kernel's Ext4 Filesystem by Red Hat
CVE-2018-10883

4.8MEDIUM

Key Information:

Vendor

[unknown]

Status
Kernel
Vendor
CVE Published:
30 July 2018

What is CVE-2018-10883?

A vulnerability in the Linux kernel's ext4 filesystem allows local users to execute an out-of-bounds write in the jbd2_journal_dirty_metadata function. This can lead to a denial of service and potential system crashes when users mount and interact with a specially crafted ext4 filesystem image. It is crucial for system administrators to ensure that their kernels are up-to-date to mitigate risks associated with this vulnerability.

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Affected Version(s)

kernel

References

https://access.redhat.com/errata/RHSA-2018:3083
vendor-advisoryx_refsource_REDHAT
https://usn.ubuntu.com/3879-2/
vendor-advisoryx_refsource_UBUNTU
https://usn.ubuntu.com/3879-1/
vendor-advisoryx_refsource_UBUNTU

CVSS V3.1

Score:
4.8
Severity:
MEDIUM
Confidentiality:
None
Integrity:
Low
Availability:
None
Attack Vector:
Physical
Attack Complexity:
High
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

JSON
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