CVE-2017-18258
Published: 08 April 2018
The xz_head function in xzlib.c in libxml2 before 2.9.6 allows remote attackers to cause a denial of service (memory consumption) via a crafted LZMA file, because the decoder functionality does not restrict memory usage to what is required for a legitimate file.
Priority
Low
CVSS 3 base score: 6.5
Status
| Package | Release | Status |
|---|---|---|
|
libxml2 Launchpad, Ubuntu, Debian |
Upstream |
Needs triage
|
| Ubuntu 18.04 LTS (Bionic Beaver) |
Released
(2.9.4+dfsg1-6.1ubuntu1.2)
|
|
| Ubuntu 16.04 LTS (Xenial Xerus) |
Released
(2.9.3+dfsg1-1ubuntu0.6)
|
|
| Ubuntu 14.04 ESM (Trusty Tahr) |
Released
(2.9.1+dfsg1-3ubuntu4.13)
|
|
|
Patches: Upstream: https://git.gnome.org/browse/libxml2/commit/?id=e2a9122b8dde53d320750451e9907a7dcb2ca8bb |
||
Notes
| Author | Note |
|---|---|
| leosilva | precise/esm hasn't support for LZMA |
References
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-18258
- https://usn.ubuntu.com/usn/usn-3739-1
- NVD
- Launchpad
- Debian