CVE-2018-9251
5.3
MEDIUM
CVSS 3.1
EPSS 0.77%
Description
The xz_decomp function in xzlib.c in libxml2 2.9.8, if --with-lzma is used, allows remote attackers to cause a denial of service (infinite loop) via a crafted XML file that triggers LZMA_MEMLIMIT_ERROR, as demonstrated by xmllint, a different vulnerability than CVE-2015-8035.
How to fix CVE-2018-9251
To remediate CVE-2018-9251, upgrade the affected package to a fixed version below.
- Alpine/libxml2—upgrade to 2.9.8-r1 or later
Is CVE-2018-9251 being exploited?
Low — EPSS is 0.8%, meaning exploitation activity has not been observed at scale.
Affected packages (1)
- from 0, < 2.9.8-r1
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | MEDIUM5.3 | CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:N/A:H |