CVE-2018-10877

Name: CVE-2018-10877
Creator: NVD / NIST
Published: 2018-07-18T15:29:00.267+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 2.25%

Last modified Jun 17, 2026

CVE-2018-10877 is a vulnerability of currently unknown severity. Linux kernel ext4 filesystem is vulnerable to an out-of-bound access in the ext4_ext_drop_refs() function when operating on a crafted ext4 filesystem image.. EPSS estimates a 2.25% chance of exploitation in the next 30 days.

Description

Linux kernel ext4 filesystem is vulnerable to an out-of-bound access in the ext4_ext_drop_refs() function when operating on a crafted ext4 filesystem image.

Metrics

EPSS Probability

2.25%

80.7th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Canonical	Ubuntu Linux	14.04
Canonical	Ubuntu Linux	16.04
Canonical	Ubuntu Linux	18.04
Linux	Linux Kernel	4.16
Linux	Linux Kernel	4.17
Debian	Debian Linux	8.0
Redhat	Enterprise Linux	7.0

References

http://www.securityfocus.com/bid/104878
http://www.securityfocus.com/bid/106503Third Party Advisory, VDB Entry
https://access.redhat.com/errata/RHSA-2018:2948Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-10877Issue Tracking, Patch, Vendor Advisory
https://lists.debian.org/debian-lts-announce/2018/07/msg00020.htmlMailing List, Third Party Advisory
https://usn.ubuntu.com/3753-1/Third Party Advisory
https://usn.ubuntu.com/3753-2/Third Party Advisory
https://usn.ubuntu.com/3754-1/Third Party Advisory
https://usn.ubuntu.com/3871-1/Third Party Advisory
https://usn.ubuntu.com/3871-3/Third Party Advisory
https://usn.ubuntu.com/3871-4/Third Party Advisory
https://usn.ubuntu.com/3871-5/Third Party Advisory
http://www.securityfocus.com/bid/104878
http://www.securityfocus.com/bid/106503Third Party Advisory, VDB Entry
https://access.redhat.com/errata/RHSA-2018:2948Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-10877Issue Tracking, Patch, Vendor Advisory
https://lists.debian.org/debian-lts-announce/2018/07/msg00020.htmlMailing List, Third Party Advisory
https://usn.ubuntu.com/3753-1/Third Party Advisory
https://usn.ubuntu.com/3753-2/Third Party Advisory
https://usn.ubuntu.com/3754-1/Third Party Advisory
https://usn.ubuntu.com/3871-1/Third Party Advisory
https://usn.ubuntu.com/3871-3/Third Party Advisory
https://usn.ubuntu.com/3871-4/Third Party Advisory
https://usn.ubuntu.com/3871-5/Third Party Advisory

Timeline

Published: Jul 18, 2018
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2018-10877?

Linux kernel ext4 filesystem is vulnerable to an out-of-bound access in the ext4_ext_drop_refs() function when operating on a crafted ext4 filesystem image.

How severe is CVE-2018-10877?

Severity scoring for CVE-2018-10877 is pending analysis. The EPSS model estimates a 2.25% probability of exploitation in the next 30 days.

How do I fix CVE-2018-10877?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2018-10877?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST