CVE-2017-18258
The MITRE CVE dictionary describes this issue as:
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.
Find out more about CVE-2017-18258 from the MITRE CVE dictionary dictionary and NIST NVD.
CVSS v3 metrics
| CVSS3 Base Score | 3.5 |
|---|---|
| CVSS3 Base Metrics | CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:N/A:L |
| Attack Vector | Network |
| Attack Complexity | Low |
| Privileges Required | Low |
| User Interaction | Required |
| Scope | Unchanged |
| Confidentiality | None |
| Integrity Impact | None |
| Availability Impact | Low |
Red Hat Security Errata
| Platform | Errata | Release Date |
|---|---|---|
| Red Hat JBoss Core Services 1 | RHSA-2018:2486 | 2018-08-16 |
Affected Packages State
| Platform | Package | State |
|---|---|---|
| Red Hat JBoss Web Server 3 | libxml2 | Not affected |
| Red Hat Enterprise Linux 7 | libxml2 | Affected |
| Red Hat Enterprise Linux 6 | libxml2 | Not affected |
| Red Hat Enterprise Linux 5 | libxml2 | Not affected |
CVE description copyright © 2017, The MITRE Corporation