Vulnerability in Red Hat Enterprise Linux 10
CVE-2025-4953
A flaw was found in Podman. In a Containerfile or Podman, data written to RUN --mount=type=bind mounts during the podman build is not discarded. This issue can lead to files created within the container appearing in the temporary build context directory on the host, leaving the created files accessible.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.4 (High). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N.
EPSS exploit prediction
EPSS: 0.006 (49.6th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 50th percentile — 49.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.006 · newest: 0.006 · change: 0.000
Affected products
- Red Hat Enterprise Linux 10
- Red Hat Enterprise Linux 8 — versions 8100020250911075811.afee755d
- Red Hat Enterprise Linux 9
- Red Hat In-Vehicle Operating System 1
- Red Hat Openshift Container Platform 4
- Red Hat Openshift Container Platform 4.12 — versions 3:4.2.0-15.rhaos4.12.el9, 412.86.202601061735-0
- Red Hat Openshift Container Platform 4.13 — versions 1:1.29.1-5.rhaos4.13.el9, 3:2.1.7-5.rhaos4.13.el8, 1:1.4.0-5.rhaos4.13.el8
- Red Hat Openshift Container Platform 4.14 — versions 414.92.202512031525-0
- Red Hat Openshift Container Platform 4.15 — versions 415.92.202512100122-0
- Red Hat Openshift Container Platform 4.16 — versions 4:4.9.4-16.rhaos4.16.el8, 416.94.202512030118-0
Weakness classification (CWE)
Public proof-of-concept exploits
References
- access.redhat.com/errata/RHSA-2024:8690 (vendor-advisory)
- access.redhat.com/errata/RHSA-2025:15904 (vendor-advisory)
- access.redhat.com/errata/RHSA-2025:16724 (vendor-advisory)
- access.redhat.com/errata/RHSA-2025:16729 (vendor-advisory)
- access.redhat.com/errata/RHSA-2025:17669 (vendor-advisory)
- access.redhat.com/errata/RHSA-2025:22265 (vendor-advisory)
- access.redhat.com/errata/RHSA-2025:22275 (vendor-advisory)
- access.redhat.com/errata/RHSA-2025:22695 (vendor-advisory)
- access.redhat.com/errata/RHSA-2025:22724 (vendor-advisory)
- access.redhat.com/errata/RHSA-2025:22732 (vendor-advisory)
Frequently asked questions
- What is CVE-2025-4953?
- CVE-2025-4953 is a high-severity vulnerability in Red Hat Enterprise Linux 10, classified under Creation of Temporary File With Insecure Permissions. CVSS score: 7.4/10. Published 2025-09-16.
- How severe is CVE-2025-4953?
- High severity. CVSS v3 base score is 7.4 out of 10.
- Is CVE-2025-4953 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.