CVE-2018-18751
9.8
CRITICAL
CVSS 3.1
EPSS 0.56%
Description
An issue was discovered in GNU gettext 0.19.8. There is a double free in default_add_message in read-catalog.c, related to an invalid free in po_gram_parse in po-gram-gen.y, as demonstrated by lt-msgfmt.
How to fix CVE-2018-18751
To remediate CVE-2018-18751, upgrade the affected package to a fixed version below.
- Alpine/gettext—upgrade to 0.20.1-r0 or later
- Debian/gettext—upgrade to 0.19.8.1-9 or later
Is CVE-2018-18751 being exploited?
Low — EPSS is 0.6%, meaning exploitation activity has not been observed at scale.
Affected packages (2)
- from 0, < 0.20.1-r0
- from 0, < 0.19.8.1-9
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 |