CVE-2018-12911
9.8
CRITICAL
CVSS 3.1
EPSS 0.49%
Description
WebKitGTK+ 2.20.3 has an off-by-one error, with a resultant out-of-bounds write, in the get_simple_globs functions in ThirdParty/xdgmime/src/xdgmimecache.c and ThirdParty/xdgmime/src/xdgmimeglob.c.
How to fix CVE-2018-12911
To remediate CVE-2018-12911, upgrade the affected package to a fixed version below.
- Debian/webkit2gtk—upgrade to 2.20.4-1 or later
Is CVE-2018-12911 being exploited?
Low — EPSS is 0.5%, meaning exploitation activity has not been observed at scale.
Affected packages (1)
- from 0, < 2.20.4-1
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | CRITICAL9.8 | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |