VULNERABILITY INTELLIGENCE
CVE-2018-10840
CVSS score6.6 MEDIUM
EPSS probability0.67%
CISA KEVNot currently listed
Published2018-07-16
Last modified2026-06-17
CVSS vectorCVSS:3.1/AV:P/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Description
Linux kernel is vulnerable to a heap-based buffer overflow in the fs/ext4/xattr.c:ext4_xattr_set_entry() function. An attacker could exploit this by operating on a mounted crafted ext4 image.
Weakness classification
- CWE-122: Heap-based Buffer Overflow
- CWE-787: Out-of-bounds Write
Primary references
- secalert@redhat.com — Third Party Advisory, VDB Entry
- secalert@redhat.com — Third Party Advisory
- secalert@redhat.com — Exploit, Issue Tracking, Patch, Third Party Advisory
- secalert@redhat.com — Third Party Advisory
- secalert@redhat.com — Third Party Advisory
- secalert@redhat.com — Third Party Advisory
- af854a3a-2127-422b-91ae-364da2661108 — Third Party Advisory, VDB Entry
- af854a3a-2127-422b-91ae-364da2661108 — Third Party Advisory
- af854a3a-2127-422b-91ae-364da2661108 — Exploit, Issue Tracking, Patch, Third Party Advisory
- af854a3a-2127-422b-91ae-364da2661108 — Third Party Advisory
- af854a3a-2127-422b-91ae-364da2661108 — Third Party Advisory
- af854a3a-2127-422b-91ae-364da2661108 — Third Party Advisory