CVE-2018-11412 EXPLOIT
5.9
MEDIUM · CVSS 3.0 · EPSS 16.2% (pctl 97)
Patch early
A public exploit exists.
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.
Scoring
| CVSS | 5.9 (MEDIUM, v3.0) |
|---|---|
| Vector | CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H |
| EPSS | 16.15% — more likely to be exploited than 97% of all CVEs |
| Weakness | CWE-416 |
| On CISA KEV | no |
| Public exploit | yes |
| Published | 2018-05-24 |
| Last modified | 2026-06-17 |
Affected (2)
| Vendor | Product |
|---|---|
| canonical | ubuntu linux |
| linux | linux kernel |
Public exploits
| Source | Title | Date |
|---|---|---|
| exploit-db | Linux Kernel < 4.16.11 - 'ext4_read_inline_data()' Memory Corruption | 2018-06-05 |
References
- http://www.securityfocus.com/bid/104291
- https://access.redhat.com/errata/RHSA-2019:0525
- https://bugs.chromium.org/p/project-zero/issues/detail?id=1580
- https://bugzilla.kernel.org/show_bug.cgi?id=199803
- https://usn.ubuntu.com/3752-1/
- https://usn.ubuntu.com/3752-2/
- https://usn.ubuntu.com/3752-3/
- https://www.exploit-db.com/exploits/44832/
- http://www.securityfocus.com/bid/104291
- https://access.redhat.com/errata/RHSA-2019:0525
- https://bugs.chromium.org/p/project-zero/issues/detail?id=1580
- https://bugzilla.kernel.org/show_bug.cgi?id=199803
- https://usn.ubuntu.com/3752-1/
- https://usn.ubuntu.com/3752-2/
- https://usn.ubuntu.com/3752-3/
- https://www.exploit-db.com/exploits/44832/
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