CVE-2018-9251
Published: 4 April 2018
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.
Notes
Author | Note |
---|---|
leosilva | it's only affect if e2a9122b8dde53d320750451e9907a7dcb2ca8bb was applied, and it's not the case. |
Priority
Status
Package | Release | Status |
---|---|---|
libxml2 Launchpad, Ubuntu, Debian |
artful |
Not vulnerable
|
trusty |
Not vulnerable
|
|
upstream |
Released
(2.9.9)
|
|
xenial |
Not vulnerable
|
|
Patches: upstream: https://gitlab.gnome.org/GNOME/libxml2/-/commit/2240fbf5912054af025fb6e01e26375100275e74 |
Severity score breakdown
Parameter | Value |
---|---|
Base score | 5.3 |
Attack vector | Network |
Attack complexity | High |
Privileges required | None |
User interaction | Required |
Scope | Unchanged |
Confidentiality | None |
Integrity impact | None |
Availability impact | High |
Vector | CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:N/A:H |