CVE-2018-9251

MediumCVSS 5.3/10Last modified Jun 17, 2026

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.

Metrics

CVSS 3.0 5.3/10CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:N/A:H

Weakness enumeration

CWE-835

Affected software

No affected versions have been published.

Timeline

Published
Apr 4, 2018
Last modified
Jun 17, 2026
NVD status
Modified

Related CVEs from 2018

CVE-2018-92526.5JasPer 2.0.14 allows denial of service via a reachable assertion in the function jpc_abstorelstepsize in libjasper/jpc/jpc_enc.c.CVE-2018-92567.5In Wireshark 2.4.0 to 2.4.5 and 2.2.0 to 2.2.13, the LWAPP dissector could crash. This was addressed in epan/dissectors/packet-lwapp.c by liCVE-2018-92577.5In Wireshark 2.4.0 to 2.4.5, the CQL dissector could go into an infinite loop. This was addressed in epan/dissectors/packet-cql.c by checkinCVE-2018-92587.5In Wireshark 2.4.0 to 2.4.5, the TCP dissector could crash. This was addressed in epan/dissectors/packet-tcp.c by preserving valid data sourCVE-2018-92597.5In Wireshark 2.4.0 to 2.4.5 and 2.2.0 to 2.2.13, the MP4 dissector could crash. This was addressed in epan/dissectors/file-mp4.c by restrictCVE-2018-92607.5In Wireshark 2.4.0 to 2.4.5 and 2.2.0 to 2.2.13, the IEEE 802.15.4 dissector could crash. This was addressed in epan/dissectors/packet-ieee8CVE-2018-92617.5In Wireshark 2.4.0 to 2.4.5 and 2.2.0 to 2.2.13, the NBAP dissector could crash with a large loop that ends with a heap-based buffer overfloCVE-2018-92627.5In Wireshark 2.4.0 to 2.4.5 and 2.2.0 to 2.2.13, the VLAN dissector could crash. This was addressed in epan/dissectors/packet-vlan.c by limiCVE-2018-92637.5In Wireshark 2.4.0 to 2.4.5 and 2.2.0 to 2.2.13, the Kerberos dissector could crash. This was addressed in epan/dissectors/packet-kerberos.cCVE-2018-92647.5In Wireshark 2.4.0 to 2.4.5 and 2.2.0 to 2.2.13, the ADB dissector could crash with a heap-based buffer overflow. This was addressed in epanCVE-2018-92657.5In Wireshark 2.4.0 to 2.4.5 and 2.2.0 to 2.2.13, epan/dissectors/packet-tn3270.c has a memory leak.CVE-2018-92667.5In Wireshark 2.4.0 to 2.4.5 and 2.2.0 to 2.2.13, epan/dissectors/packet-isup.c has a memory leak.
CVE-2018-9251: Medium severity, CVSS 5.3 | Vulnix