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 breakdown
CVSS 3.0
Attack Vector
Network
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
None
Availability
None
Affected products
- Red Hat / glusterfsn/a – n/a
References
- MISChttps://review.gluster.org/#/c/glusterfs/+/21067/
- VENDOR_ADVISORYhttps://access.redhat.com/errata/RHSA-2018:2607
- MISChttps://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-10911
- MAILING_LISThttps://lists.debian.org/debian-lts-announce/2018/09/msg00021.html
- VENDOR_ADVISORYhttps://access.redhat.com/errata/RHSA-2018:2608
- VENDOR_ADVISORYhttps://access.redhat.com/errata/RHSA-2018:3470
- VENDOR_ADVISORYhttps://access.redhat.com/errata/RHSA-2018:2892
- VENDOR_ADVISORYhttps://access.redhat.com/errata/RHSA-2018:3242
- MISChttps://security.gentoo.org/glsa/201904-06
- MAILING_LISThttp://lists.opensuse.org/opensuse-security-announce/2020-01/msg00035.html
- MAILING_LISThttps://lists.debian.org/debian-lts-announce/2021/11/msg00000.html