Integer overflow in Gluster Glusterfs
CVE-2018-10911
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.
Vulnerability class: Integer Overflow
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N.
EPSS exploit prediction
EPSS: 0.029 (86.7th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 87th percentile — 86.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.031 · newest: 0.029 · change: -0.002
Affected products
- Gluster Glusterfs
- Debian Linux — versions 8.0, 9.0
- openSUSE Leap — versions 15.1
- Red Hat Glusterfs:
- Red Hat Enterprise Linux Desktop — versions 6.0, 7.0
- Red Hat Enterprise Linux Server — versions 6.0, 7.0
- Red Hat Enterprise Linux Workstation — versions 6.0, 7.0
- Red Hat Virtualization Host — versions 4.0
Weakness classification (CWE)
References
- review.gluster.org/ (Patch, Vendor Advisory)
- access.redhat.com/errata/RHSA-2018:2607 (vendor-advisory, Third Party Advisory)
- bugzilla.redhat.com/show_bug.cgi (Third Party Advisory, Issue Tracking)
- lists.debian.org/debian-lts-announce/2018/09/msg00021.html (mailing-list, Mailing List, Third Party Advisory)
- access.redhat.com/errata/RHSA-2018:2608 (vendor-advisory, Third Party Advisory)
- access.redhat.com/errata/RHSA-2018:3470 (vendor-advisory, Third Party Advisory)
- access.redhat.com/errata/RHSA-2018:2892 (vendor-advisory, Third Party Advisory)
- access.redhat.com/errata/RHSA-2018:3242 (vendor-advisory, Third Party Advisory)
- security.gentoo.org/glsa/201904-06 (vendor-advisory, Third Party Advisory)
- lists.opensuse.org/opensuse-security-announce/2020-01/msg00035.html (vendor-advisory, Mailing List, Third Party Advisory)
Frequently asked questions
- What is CVE-2018-10911?
- CVE-2018-10911 is a high-severity vulnerability in Gluster Glusterfs, classified under Integer Overflow or Wraparound. CVSS score: 7.5/10. Published 2018-09-04.
- How severe is CVE-2018-10911?
- High severity. CVSS v3 base score is 7.5 out of 10.