CVE-2017-18258 in libxml2

Summary

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.

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• Reservation: 04/08/2018
• Disclosure: 04/08/2018
• Moderation: VulDB entry created
• Entries: 1
• CPE: ready
• CWE: CWE-399 (Confirmed)
• CVSS: 5.9
• EPSS: 0.00790
• Activities: Very Low

Sources

• MITRE: https://www.cve.org/CVERecord?id=CVE-2017-18258
• NVD: https://nvd.nist.gov/vuln/detail/CVE-2017-18258
• CVE Details: https://www.cvedetails.com/cve/CVE-2017-18258/