NULL pointer dereference in Red Hat Ceph
Priority LOW 33CWE-476Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- Low
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Denial of service
- Confidentiality · integrity · availability
- None · None · High
- Fix status
- Fixed
Attack profile from CVSS 3.0 · CNA. Fix status from CNA and Red Hat. Impact type from CWE-476.
Summary
A flaw was found in Red Hat Ceph before 0.94.9-8. The way Ceph Object Gateway handles POST object requests permits an authenticated attacker to launch a denial of service attack by sending null or specially crafted POST object requests.
Why it matters now
EPSS 0.0228 83rd percentileScored 2026-11-07
Fix Fixed Red Hat: 4 advisories
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| Red Hat | Ceph | 0.94.9-8 | — | No fix listed | CNA |
- Ceph VendorRed Hat Affected 0.94.9-8 Fixed in — No fix listed CNA
CPE configurations NVD · 4
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:redhat:ceph:*:*:*:*:*:*:*:* | before 0.94.3.9-8 | Vulnerable | Red Hat |
| cpe:2.3:o:redhat:enterprise_linux_desktop:7.0:*:*:*:*:*:*:* | 7.0 | Vulnerable | Red Hat |
| cpe:2.3:o:redhat:enterprise_linux_server:7.0:*:*:*:*:*:*:* | 7.0 | Vulnerable | Red Hat |
| cpe:2.3:o:redhat:enterprise_linux_workstation:7.0:*:*:*:*:*:*:* | 7.0 | Vulnerable | Red Hat |
- cpe:2.3:a:redhat:ceph:*:*:*:*:*:*:*:* Versions before 0.94.3.9-8 Vulnerable ·Red Hat
- cpe:2.3:o:redhat:enterprise_linux_desktop:7.0:*:*:*:*:*:*:* Versions 7.0 Vulnerable ·Red Hat
- cpe:2.3:o:redhat:enterprise_linux_server:7.0:*:*:*:*:*:*:* Versions 7.0 Vulnerable ·Red Hat
- cpe:2.3:o:redhat:enterprise_linux_workstation:7.0:*:*:*:*:*:*:* Versions 7.0 Vulnerable ·Red Hat
Remediation
Red Hat 4 advisories
- RHSA-2016:2848 Released 2016-12-01 · Red Hat rating ModerateRed Hat Ceph Storage 1.3 security, bug fix, and enhancement update
- Red Hat Ceph Storage 1.3 for Ubuntu
- RHSA-2016:2847 Released 2016-12-01 · Red Hat rating ModerateRed Hat Ceph Storage 1.3 security, bug fix, and enhancement update
- Red Hat Ceph Storage MON 1.3 ceph-1:0.94.9-8.el7cp, ceph-common-1:0.94.9-8.el7cp, ceph-mon-1:0.94.9-8.el7cp +8
- Red Hat Ceph Storage OSD 1.3 ceph-1:0.94.9-8.el7cp, ceph-common-1:0.94.9-8.el7cp, ceph-osd-1:0.94.9-8.el7cp +8
- Red Hat Ceph Storage Tools 1.3 ceph-1:0.94.9-8.el7cp, ceph-common-1:0.94.9-8.el7cp, ceph-radosgw-1:0.94.9-8.el7cp +7
- RHSA-2016:2815 Released 2016-11-22 · Red Hat rating ModerateRed Hat Ceph Storage security, bug fix, and enhancement update
- Red Hat Ceph Storage MON 2 calamari-server-1.4.9-1.el7cp, ceph-1:10.2.3-13.el7cp, ceph-base-1:10.2.3-13.el7cp +15
- Red Hat Ceph Storage OSD 2 ceph-1:10.2.3-13.el7cp, ceph-base-1:10.2.3-13.el7cp, ceph-common-1:10.2.3-13.el7cp +14
- Red Hat Ceph Storage Tools 2 ceph-1:10.2.3-13.el7cp, ceph-base-1:10.2.3-13.el7cp, ceph-common-1:10.2.3-13.el7cp +22
Show 1 more Red Hat advisories
- RHSA-2016:2816 Released 2016-11-22 · Red Hat rating ModerateRed Hat Ceph Storage security, bug fix, and enhancement update
- Red Hat Ceph Storage 2 for Ubuntu
Vendor assessments
Red Hat
Red Hat rating: Moderate. Red Hat's page for this CVE →
| Product | Status | Plan or fix |
|---|---|---|
| Red Hat Ceph Storage 1.3 for Ubuntu | Fixed | RHSA-2016:2848 |
| Red Hat Ceph Storage 2 for Ubuntu | Fixed | RHSA-2016:2816 |
| Red Hat Ceph Storage MON 1.3 | Fixed | RHSA-2016:2847 |
| Red Hat Ceph Storage MON 2 | Fixed | RHSA-2016:2815 |
| Red Hat Ceph Storage OSD 1.3 | Fixed | RHSA-2016:2847 |
| Red Hat Ceph Storage OSD 2 | Fixed | RHSA-2016:2815 |
| Red Hat Ceph Storage Tools 1.3 | Fixed | RHSA-2016:2847 |
| Red Hat Ceph Storage Tools 2 | Fixed | RHSA-2016:2815 |
Not affected: 3 products
- OpenStack Foreman
- Red Hat Enterprise Linux OpenStack Platform 5 (Icehouse)
- Red Hat Enterprise Linux OpenStack Platform 6 (Juno)
Timeline
- 2026-10-02 Threatist record created from CVE-2016-8626
- 2026-10-03 Alias added: GHSA-784r-h477-mqpc
References
More Red Hat Ceph vulnerabilities
- TI-2024-32120 RGW DoS attack with empty HTTP header in S3 object copy CVSS 3.1HIGH 7.5
- TI-2020-15677 Authentication bypass by capture-replay in ceph CVSS 3.1HIGH 8.8
- TI-2018-05266 In Ceph before 12.2.3 and 13.x through 13.0.1, the rgw_civetweb.cc RGWCivetWeb::init_env… CVSS 3.0HIGH 7.5
- TI-2018-01045 Authentication bypass by capture-replay in Red Hat ceph CVSS 3.0HIGH 7.5
- TI-2022-03356 A privilege escalation flaw was found in Ceph. CVSS 3.1HIGH 7.8
- TI-2018-12099 Sensitive information in log files in ceph CVSS 3.0HIGH 7.5
Sources
- CVE-2016-8626 · CVE Program
- CVE-2016-8626 · NVD
- FIRST EPSS
- GHSA-784r-h477-mqpc · GitHub Advisory Database · CC BY 4.0
- CVE-2016-8626 · Red Hat security data · CC BY 4.0
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