The xz_decomp function in xzlib.c in libxml2 2.9.8, if -... · CVE-2018-9251 · GitHub Advisory Database · GitHub

The xz_decomp function in xzlib.c in libxml2 2.9.8, if -...

Moderate severity Unreviewed Published May 13, 2022 to the GitHub Advisory Database • Updated Feb 2, 2023

Package

No package listed— Suggest a package

Affected versions

Unknown

Patched versions

Unknown

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.

References

Published by the National Vulnerability Database

Apr 4, 2018

Published to the GitHub Advisory Database May 13, 2022

Last updated Feb 2, 2023

Severity

Moderate

5.3

/ 10

CVSS base metrics

Attack vector

Network

Attack complexity

High

Privileges required

None

User interaction

Required

Scope

Unchanged

Confidentiality

None

Integrity

None

Availability

High

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