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…
- 5.9MediumCVSS base score
- 15.6%Exploitation in 30 daysEPSS · top 3.1% of all CVEs
- NoKnown exploitednot in CISA's KEV catalog
- 1Public exploitsMetasploit, Nuclei and Exploit-DB
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.
Public exploit
An exploit or proof of concept is public: anyone can try it against an unpatched system. The public collections list an Exploit-DB entry for it. A reference of the record is tagged as an exploit.
Show the exploits2
Exploit-DB1 entry
- Linux Kernel < 4.16.11 - 'ext4_read_inline_data()' Memory Corruption (Exploit-DB entry) (opens in a new tab)
EDB-ID 44832dos, linuxpublished 5 Jun 2018Not verified
References tagged exploit1 reference
- 44832 (opens in a new tab)exploitx_refsource_EXPLOIT-DBx_transferred
Modules, templates and exploits as listed by the Metasploit Framework (BSD-3-Clause), ProjectDiscovery's Nuclei templates (MIT) and the Exploit Database (GPLv2), read once a day. Where the data comes from
Timeline
ID reserved
By mitre
Published
- 6 years later
· 6 years later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 3.0 | Medium5.9 | CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H |
- EPSS (exploitation in 30 days)
- 15.6% · top 3.1% of all CVEs (11 Nov 2026)
The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 5.9.
Affected products
n/a
- affected n/a
References
References8
- USN-3752-2 (opens in a new tab)vendor-advisoryx_refsource_UBUNTUx_transferred
- 104291 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
- https://bugs.chromium.org/p/project-zero/issues/detail?id=1580 (opens in a new tab)x_refsource_MISCx_transferred
- USN-3752-3 (opens in a new tab)vendor-advisoryx_refsource_UBUNTUx_transferred
- https://bugzilla.kernel.org/show_bug.cgi?id=199803 (opens in a new tab)x_refsource_MISCx_transferred
- 44832 (opens in a new tab)exploitx_refsource_EXPLOIT-DBx_transferred
- RHSA-2019:0525 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
- USN-3752-1 (opens in a new tab)vendor-advisoryx_refsource_UBUNTUx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- EUVD EUVD-2018-3443 (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://cveledger.app/cve/CVE-2018-11412)Record last updated .