Distribution has stale blob access resurrection via repo-scoped redis descriptor cache invalidation
Summary
| CVE | CVE-2026-35172 |
|---|---|
| State | PUBLISHED |
| Assigner | GitHub_M |
| Source Priority | CVE Program / NVD first with legacy fallback |
| Published | 2026-04-06 20:16:25 UTC |
| Updated | 2026-07-15 02:20:41 UTC |
| Description | Distribution is a toolkit to pack, ship, store, and deliver container content. Prior to 3.1.0, distribution can restore read access in repo a after an explicit delete when storage.cache.blobdescriptor: redis and storage.delete.enabled: true are both enabled. The delete path clears the shared digest descriptor but leaves stale repo-scoped membership behind, so a later Stat or Get from repo b repopulates the shared descriptor and makes the deleted blob readable from repo a again. This vulnerability is fixed in 3.1.0. |
Risk And Classification
Primary CVSS: v3.1 7.5 HIGH from ADP
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
EPSS: 0.004550000 probability, percentile 0.365540000 (date 2026-07-13)
Problem Types: CWE-284 | NVD-CWE-noinfo | CWE-524 | CWE-284 CWE-284: Improper Access Control | CWE-524 Use of Cache Containing Sensitive Information
| Version | Source | Type | Score | Severity | Vector |
|---|---|---|---|---|---|
| 3.1 | ADP | CVSS | 7.5 | HIGH | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N |
| 3.1 | [email protected] | Secondary | 7.5 | HIGH | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N |
| 3.1 | 0b0ca135-0b70-47e7-9f44-1890c2a1c46c | Secondary | 7.5 | HIGH | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N |
| 3.1 | CNA | DECLARED | 7.5 | HIGH | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N |
CVSS v3.1 Breakdown
Attack Vector
NetworkAttack Complexity
LowPrivileges Required
NoneUser Interaction
NoneScope
UnchangedConfidentiality
HighIntegrity
NoneAvailability
NoneCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
NVD Known Affected Configurations (CPE 2.3)
| Type | Vendor | Product | Version | Update | Edition | Language |
|---|---|---|---|---|---|---|
| Application | Distribution | Distribution | All | All | All | All |
Vendor Declared Affected Products
| Source | Vendor | Product | Version | Platforms |
|---|---|---|---|---|
| CNA | Distribution | Distribution | affected < 3.1.0 | Not specified |
| ADP | Red Hat | Red Hat OpenShift Container Platform 4.12 | unaffected 1781122773 * rpm | Not specified |
| ADP | Red Hat | Red Hat OpenShift Container Platform 4.13 | unaffected 1781123052 * rpm | Not specified |
| ADP | Red Hat | Red Hat OpenShift Container Platform 4.14 | unaffected 1781833795 * rpm | Not specified |
| ADP | Red Hat | Red Hat OpenShift Container Platform 4.15 | unaffected 1779915499 * rpm | Not specified |
| ADP | Red Hat | Red Hat OpenShift Container Platform 4.16 | unaffected 1780957268 * rpm | Not specified |
| ADP | Red Hat | Red Hat Openshift Data Foundation 4.22 | unaffected 1782932114 * rpm | Not specified |
| ADP | Red Hat | Red Hat Openshift Data Foundation 4.22 | unaffected 1782931768 * rpm | Not specified |
| ADP | Red Hat | Red Hat Openshift Data Foundation 4.22 | unaffected 1782932104 * rpm | Not specified |
| ADP | Red Hat | Red Hat Openshift Data Foundation 4.22 | unaffected 1783536000 * rpm | Not specified |
| ADP | Red Hat | Red Hat Openshift Data Foundation 4.22 | unaffected 1783535989 * rpm | Not specified |
| ADP | Red Hat | Red Hat Openshift Data Foundation 4.22 | unaffected 1783536515 * rpm | Not specified |
| ADP | Red Hat | Red Hat Openshift Data Foundation 4.22 | unaffected 1782932521 * rpm | Not specified |
| ADP | Red Hat | Red Hat Openshift Data Foundation 4.22 | unaffected 1783018461 * rpm | Not specified |
| ADP | Red Hat | Red Hat Openshift Data Foundation 4.22 | unaffected 1783018421 * rpm | Not specified |
| ADP | Red Hat | Red Hat Openshift Data Foundation 4.22 | unaffected 1782932812 * rpm | Not specified |
| ADP | Red Hat | Red Hat Openshift Data Foundation 4.22 | unaffected 1783537001 * rpm | Not specified |
| ADP | Red Hat | Red Hat Openshift Data Foundation 4.22 | unaffected 1782932919 * rpm | Not specified |
| ADP | Red Hat | Red Hat Openshift Data Foundation 4.22 | unaffected 1783537586 * rpm | Not specified |
| ADP | Red Hat | Red Hat Openshift Data Foundation 4.22 | unaffected 1782932969 * rpm | Not specified |
| ADP | Red Hat | Red Hat Openshift Data Foundation 4.22 | unaffected 1782933015 * rpm | Not specified |
| ADP | Red Hat | Red Hat Openshift Data Foundation 4.22 | unaffected 1782933042 * rpm | Not specified |
| ADP | Red Hat | Red Hat Openshift Data Foundation 4.22 | unaffected 1783537392 * rpm | Not specified |
| ADP | Red Hat | Red Hat Openshift Data Foundation 4.22 | unaffected 1782933235 * rpm | Not specified |
| ADP | Red Hat | Red Hat Openshift Data Foundation 4.22 | unaffected 1782933251 * rpm | Not specified |
| ADP | Red Hat | Red Hat Openshift Data Foundation 4.22 | unaffected 1783537955 * rpm | Not specified |
| ADP | Red Hat | Red Hat Openshift Data Foundation 4.22 | unaffected 1782933417 * rpm | Not specified |
| ADP | Red Hat | Red Hat Openshift Data Foundation 4.22 | unaffected 1783537742 * rpm | Not specified |
| ADP | Red Hat | Red Hat Openshift Data Foundation 4.22 | unaffected 1782933602 * rpm | Not specified |
| ADP | Red Hat | Red Hat Openshift Data Foundation 4.22 | unaffected 1783019377 * rpm | Not specified |
| ADP | Red Hat | Red Hat Openshift Data Foundation 4.22 | unaffected 1782934054 * rpm | Not specified |
| ADP | Red Hat | Red Hat Openshift Data Foundation 4.22 | unaffected 1782934036 * rpm | Not specified |
| ADP | Red Hat | Red Hat Openshift Data Foundation 4.22 | unaffected 1782934284 * rpm | Not specified |
| ADP | Red Hat | Multicluster Engine For Kubernetes | Not specified | Not specified |
| ADP | Red Hat | Red Hat OpenShift Container Platform 4 | Not specified | Not specified |
| ADP | Red Hat | Red Hat OpenShift Container Platform 4 | Not specified | Not specified |
| ADP | Red Hat | Red Hat OpenShift Container Platform 4 | Not specified | Not specified |
| ADP | Red Hat | Red Hat OpenShift Container Platform 4 | Not specified | Not specified |
References
| Reference | Source | Link | Tags |
|---|---|---|---|
| access.redhat.com/errata/RHSA-2026:23234 | 0b0ca135-0b70-47e7-9f44-1890c2a1c46c | access.redhat.com | |
| access.redhat.com/errata/RHSA-2026:25045 | 0b0ca135-0b70-47e7-9f44-1890c2a1c46c | access.redhat.com | |
| access.redhat.com/errata/RHSA-2026:26529 | 0b0ca135-0b70-47e7-9f44-1890c2a1c46c | access.redhat.com | |
| access.redhat.com/errata/RHSA-2026:37387 | 0b0ca135-0b70-47e7-9f44-1890c2a1c46c | access.redhat.com | |
| access.redhat.com/errata/RHSA-2026:26543 | 0b0ca135-0b70-47e7-9f44-1890c2a1c46c | access.redhat.com | |
| access.redhat.com/security/cve/CVE-2026-35172 | 0b0ca135-0b70-47e7-9f44-1890c2a1c46c | access.redhat.com | |
| security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-35172.json | 0b0ca135-0b70-47e7-9f44-1890c2a1c46c | security.access.redhat.com | |
| bugzilla.redhat.com/show_bug.cgi | 0b0ca135-0b70-47e7-9f44-1890c2a1c46c | bugzilla.redhat.com | |
| github.com/distribution/distribution/security/advisories/GHSA-f2g3-hh2r-... | [email protected] | github.com | Exploit, Vendor Advisory |
| access.redhat.com/errata/RHSA-2026:28893 | 0b0ca135-0b70-47e7-9f44-1890c2a1c46c | access.redhat.com | |
| CVE Program record | CVE.ORG | www.cve.org | canonical |
| NVD vulnerability detail | NVD | nvd.nist.gov | canonical, analysis |
No vendor comments have been submitted for this CVE.
Additional Advisory Data
| Source | Time | Event |
|---|---|---|
| ADP | 2026-04-06T20:01:47.396Z | Reported to Red Hat. |
| ADP | 2026-04-06T19:08:44.512Z | Made public. |
Solutions
ADP: RHSA-2026:26529: Red Hat OpenShift Container Platform 4.12
ADP: RHSA-2026:26543: Red Hat OpenShift Container Platform 4.13
ADP: RHSA-2026:28893: Red Hat OpenShift Container Platform 4.14
ADP: RHSA-2026:23234: Red Hat OpenShift Container Platform 4.15
ADP: RHSA-2026:25045: Red Hat OpenShift Container Platform 4.16
ADP: RHSA-2026:37387: Red Hat Openshift Data Foundation 4.22
There are currently no legacy QID mappings associated with this CVE.