CVE-2018-10881
What it is
A flaw was found in the Linux kernel's ext4 filesystem. A local user can cause an out-of-bound access in ext4_get_group_info function, a denial of service, and a system crash by mounting and operating on a crafted ext4 filesystem image.
At a glance
- Exploitability
- Can be exploited with physical access without logging in. High risk of service disruption.
- Exploit odds
- 0.8% chance of exploitation in the next 30 days (EPSS).
- Fix
- A patch, advisory or fixed version is referenced. Upgrade or apply it.
Timeline
- PublishedDisclosed publicly on CVE.org and NVD
- Last updatedMost recent change to the record
Why it ranks here
- Exploited in the wild: no, CISA does not list it.
- Exploit odds: 0.8% in the next 30 days (EPSS).
- Severity: 4.2 MEDIUM (CVSS).
- Fix: a patch or advisory is linked.
Details
- Published
- Last modified
- Exploit probability
- 0.8% · EPSS, next 30 days
- Weakness
- CWE-787 · Out-of-bounds write
- Record status
- Modified
Affected
- Canonical Ubuntu Linux 14.04
- Canonical Ubuntu Linux 16.04
- Canonical Ubuntu Linux 18.04
- Debian Linux 8.0
- Linux Kernel < 4.17.6
- Redhat Enterprise Linux Desktop 7.0
- Redhat Enterprise Linux For Real Time 7.0
- Redhat Enterprise Linux For Real Time For Nfv 7
Attack profile CVSS 3.0 · 4.2
- Attack vector
- Physical
- Complexity
- High
- Privileges needed
- None
- User interaction
- None
- Scope
- Unchanged
- Confidentiality
- None
- Integrity
- None
- Availability
- High
Raw vector
CVSS:3.0/AV:P/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
Is it in your code?
Hand this to your coding agent. It searches your project for the affected products and checks versions. Nothing leaves your machine.
Read https://cve-list.com/agent/cve/CVE-2018-10881.md and follow it. Check whether this project is affected by CVE-2018-10881. Read only. Don't change anything and don't upload my code. Tell me yes, no or not sure, with the file as proof.
Fix and advisories
- http://patchwork.ozlabs.org/patch/929792/
- https://bugzilla.kernel.org/show_bug.cgi?id=200015
- https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-10881
- https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=6e8ab72a812396996035a37e5ca4b3b99b5d214b
- http://patchwork.ozlabs.org/patch/929792/
- https://bugzilla.kernel.org/show_bug.cgi?id=200015
- https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-10881
- https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=6e8ab72a812396996035a37e5ca4b3b99b5d214b
References
- http://patchwork.ozlabs.org/patch/929792/
- http://www.securityfocus.com/bid/104901
- https://access.redhat.com/errata/RHSA-2018:2948
- https://access.redhat.com/errata/RHSA-2018:3083
- https://access.redhat.com/errata/RHSA-2018:3096
- https://bugzilla.kernel.org/show_bug.cgi?id=200015
- https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-10881
- https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=6e8ab72a812396996035a37e5ca4b3b99b5d214b
- https://lists.debian.org/debian-lts-announce/2018/07/msg00020.html
- https://usn.ubuntu.com/3752-1/
- https://usn.ubuntu.com/3752-2/
- https://usn.ubuntu.com/3752-3/
- https://usn.ubuntu.com/3753-1/
- https://usn.ubuntu.com/3753-2/
- https://usn.ubuntu.com/3754-1/
- http://patchwork.ozlabs.org/patch/929792/
- http://www.securityfocus.com/bid/104901
- https://access.redhat.com/errata/RHSA-2018:2948
- https://access.redhat.com/errata/RHSA-2018:3083
- https://access.redhat.com/errata/RHSA-2018:3096
- https://bugzilla.kernel.org/show_bug.cgi?id=200015
- https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-10881
- https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=6e8ab72a812396996035a37e5ca4b3b99b5d214b
- https://lists.debian.org/debian-lts-announce/2018/07/msg00020.html
- https://usn.ubuntu.com/3752-1/