CVE-2018-10879

low-risk
Published 2018-07-26

A flaw was found in the Linux kernel's ext4 filesystem. A local user can cause a use-after-free in ext4_xattr_set_entry function and a denial of service or unspecified other impact may occur by renaming a file in a crafted ext4 filesystem image.

Do I need to act?

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0.03% chance of exploitation
EPSS score — low exploit probability
-
Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
4
CVSS 4.2/10 Medium
PHYSICAL / HIGH complexity

Affected Products (9)

Affected Vendors

Debian Redhat Linux Canonical

References (34)

Patch http://patchwork.ozlabs.org/patch/928666/
Patch http://patchwork.ozlabs.org/patch/928667/
Third Party Advisory http://www.securityfocus.com/bid/104902
Third Party Advisory https://access.redhat.com/errata/RHSA-2018:2948
Third Party Advisory https://access.redhat.com/errata/RHSA-2018:3083
Third Party Advisory https://access.redhat.com/errata/RHSA-2018:3096
Exploit https://bugzilla.kernel.org/show_bug.cgi?id=200001
Issue Tracking https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-10879
Patch https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=51...
Patch https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=53...
Mailing List https://lists.debian.org/debian-lts-announce/2018/07/msg00020.html
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/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/
Patch http://patchwork.ozlabs.org/patch/928666/
Patch http://patchwork.ozlabs.org/patch/928667/
Third Party Advisory http://www.securityfocus.com/bid/104902
and 14 more references
26
/ 100
low-risk
Severity 11/34 · Low
Exploitability 0/34 · Minimal
Exposure 15/34 · Moderate