Vulnerability Description
A flaw was found in Linux kernel in the ext4 filesystem code. A use-after-free is possible in ext4_ext_remove_space() function when mounting and operating a crafted ext4 image.
CVSS Score
5.0
MEDIUM
CVSS:3.0/AV:L/AC:L/PR:L/UI:R/S:U/C:N/I:N/A:H
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Linux | Linux Kernel | - |
| Canonical | Ubuntu Linux | 14.04 |
| Debian | Debian Linux | 8.0 |
Related Weaknesses (CWE)
References
- http://patchwork.ozlabs.org/patch/929239/Patch
- http://www.securityfocus.com/bid/104904
- http://www.securityfocus.com/bid/106503Third Party AdvisoryVDB Entry
- https://access.redhat.com/errata/RHSA-2019:0525Third Party Advisory
- https://bugzilla.kernel.org/show_bug.cgi?id=199403ExploitIssue Tracking
- https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-10876Issue TrackingPatch
- https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=88Patch
- https://lists.debian.org/debian-lts-announce/2018/07/msg00020.htmlThird 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/Third Party Advisory
- http://patchwork.ozlabs.org/patch/929239/Patch
FAQ
What is CVE-2018-10876?
CVE-2018-10876 is a vulnerability with a CVSS score of 5.0 (MEDIUM). A flaw was found in Linux kernel in the ext4 filesystem code. A use-after-free is possible in ext4_ext_remove_space() function when mounting and operating a crafted ext4 image.
How severe is CVE-2018-10876?
CVE-2018-10876 has been rated MEDIUM with a CVSS base score of 5.0/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2018-10876?
Check the references section above for vendor advisories and patch information. Affected products include: Linux Linux Kernel, Canonical Ubuntu Linux, Debian Debian Linux.