CVE-2018-11412
In the Linux kernel 4.13 through 4.16.11, ext4_read_inline_data() in fs/ext4/inline.c performs a memcpy with an untrusted length value in certain circumstances involving a crafted filesystem that stores the system.data extended attribute value in a…
Does this matter?
EPSS puts the probability of exploitation in the next 30 days at 15.8%, higher than 97% of all known CVEs. Patch or mitigate before the next change window.
Description
In the Linux kernel 4.13 through 4.16.11, ext4_read_inline_data() in fs/ext4/inline.c performs a memcpy with an untrusted length value in certain circumstances involving a crafted filesystem that stores the system.data extended attribute value in a dedicated inode.
- CVSS 3.0
- 5.9 MEDIUMCVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
- EPSS
- 15.84% probability · 97th percentile
- Public exploits
- 1 in Exploit-DB · first 5 June 2018
- CISA KEV
- Not listed
- Weakness
- CWE-416
- Affected
- linux/linux kernel · canonical/ubuntu linux
- Source
- cve@mitre.org
EPSS moved from 13.3% on 21 September 2026 to 15.8% on 27 October 2026, peaking at 16.2% on 22 September 2026. The dashed line is the ten per cent mark our analysts treat as “patch before the next change window”.
Public exploits (1)
Entries in Exploit-DB that cite this CVE. Links go to the Exploit-DB page and to the file in the public repository; nothing is hosted here. A verified tick means the Exploit-DB team confirmed the exploit works against the stated version.
References
- http://www.securityfocus.com/bid/104291Third Party Advisory, VDB Entry
- https://access.redhat.com/errata/RHSA-2019:0525Third Party Advisory
- https://bugs.chromium.org/p/project-zero/issues/detail?id=1580Exploit, Third Party Advisory
- https://bugzilla.kernel.org/show_bug.cgi?id=199803Exploit, Issue Tracking, Third Party Advisory
- https://usn.ubuntu.com/3752-1/Third Party Advisory
- https://usn.ubuntu.com/3752-2/Third Party Advisory
- https://usn.ubuntu.com/3752-3/Third Party Advisory
- https://www.exploit-db.com/exploits/44832/Exploit, Third Party Advisory, VDB Entry
- http://www.securityfocus.com/bid/104291Third Party Advisory, VDB Entry
- https://access.redhat.com/errata/RHSA-2019:0525Third Party Advisory
- https://bugs.chromium.org/p/project-zero/issues/detail?id=1580Exploit, Third Party Advisory
- https://bugzilla.kernel.org/show_bug.cgi?id=199803Exploit, Issue Tracking, Third Party Advisory
- https://usn.ubuntu.com/3752-1/Third Party Advisory
- https://usn.ubuntu.com/3752-2/Third Party Advisory
- https://usn.ubuntu.com/3752-3/Third Party Advisory
- https://www.exploit-db.com/exploits/44832/Exploit, Third Party Advisory, VDB Entry
Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.