CVE-2018-10911 Information

Description

A flaw was found in the way dic_unserialize function of glusterfs does not handle negative key length values. An attacker could use this flaw to read memory from other locations into the stored dict value.

CVSS Vector

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

Reference

http://lists.opensuse.org/opensuse-security-announce/2020-01/msg00035.html https://access.redhat.com/errata/RHSA-2018:2607 https://access.redhat.com/errata/RHSA-2018:2608 https://access.redhat.com/errata/RHSA-2018:2892 https://access.redhat.com/errata/RHSA-2018:3242 https://access.redhat.com/errata/RHSA-2018:3470 https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-10911 https://lists.debian.org/debian-lts-announce/2018/09/msg00021.html https://review.gluster.org//c/glusterfs/+/21067/ https://security.gentoo.org/glsa/201904-06

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

HIGH

Availability Impact

NONE

Base Score

NONE

Base Severity

7.5