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No exploitation reportedFix available

CVE-2025-4953

No exploitation reported by the sources we read.

  • Published2025-09-16
  • WeaknessCWE-378

Am I affected?

With a domain, we read the version its public headers and pages expose. A distribution build can carry the fix under an older number.

Description

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.

Timeline

dates in UTC
  1. 2025-09-1615:15CVE publishedNVD

Observed activity

isMalicious corpus · updated 2026-11-04 09:37 UTC
Indicators tagged with this CVE, per day0 indicators over 7 days
Block these indicators
  • Firewall list (EDL, text): https://api.ismalicious.com/edl/cve/CVE-2025-4953?format=txt
  • CSV export: https://api.ismalicious.com/edl/cve/CVE-2025-4953?format=csv
  • TAXII collection of exploited CVEs
  • The EDL and CSV take an API key on the Pro plan.

Versions per branch

OSV
containers/podman
BranchAffectedFixed in
—all versionsno fix published
containers/podman
BranchAffectedFixed in
—all versionsno fix published
containers/podman
BranchAffectedFixed in
—all versionsno fix published

2 more products in the sources.

as publishedRanges as NVD and OSV publish them; a distribution’s build can be fixed under an older number.

Products declared by the CNA35 products

As redhat, the CNA that assigned this CVE, declared them in the CVE record; versions as written.

29 more products in the CVE record.

Source: the CNA record (CVE Program), © The MITRE Corporation,CVE Terms of UseCVE recordupdated 2026-09-01

Distribution builds and vendor advisories

Packages from OSV.dev and products from the vendors' CSAF advisories.

version not verifiedVersions not verified: read as OSV.dev and the vendors publish them, not checked against each vendor's release list.

Packages

  • aardvark-dnsRocky Linux:8all versions · fixed in 2:1.10.1-2.module+el8.10.0+1874+ce489889
  • aardvark-dnsRocky Linux:8all versions · fixed in 2:1.10.1-2.module+el8.10.0+1880+8e896d1b
  • aardvark-dnsRocky Linux:8all versions · fixed in 2:1.10.1-2.module+el8.10.0+1896+b18fa106
  • aardvark-dnsRocky Linux:8all versions · fixed in 2:1.10.1-2.module+el8.10.0+1948+4b5cd4a9
  • aardvark-dnsRocky Linux:8all versions · fixed in 2:1.10.1-2.module+el8.10.0+2001+6a33db9f
  • aardvark-dnsRed Hat:enterprise_linux:8::appstreamall versions · fixed in 2:1.10.1-2.module+el8.10.0+23498+f7d19d48
  • bpftoolRed Hat:openshift:4.13::el9all versions · fixed in 0:7.0.0-284.109.1.el9_2and 1 other package
  • buildahRocky Linux:8all versions · fixed in 2:1.33.12-2.module+el8.10.0+2001+6a33db9f

200 more package ranges on OSV.dev

Vendor advisories

  • RHSA-2026:0316 Red Hat Product Security1 product fixed

    Red Hat Security Advisory: OpenShift Container Platform 4.12.84 bug fix and security update

  • RHSA-2025:23113 Red Hat Product Security4 products fixed

    Red Hat Security Advisory: OpenShift Container Platform 4.15.60 bug fix and security update

  • RHSA-2025:22275 Red Hat Product Security1 product fixed

    Red Hat Security Advisory: OpenShift Container Platform 4.13.62 bug fix and security update

  • RHSA-2025:17669 Red Hat Product Security100 products fixed

    Red Hat Security Advisory: OpenShift Container Platform 4.12.81 packages and security update

  • RHSA-2025:16724 Red Hat Product Security84 products fixed

    Red Hat Security Advisory: OpenShift Container Platform 4.16.49 packages and security update

  • RHSA-2025:15904 Red Hat Product Security261 products fixed

    Red Hat Security Advisory: container-tools:rhel8 security update

2 more advisories

Full record on NVD

Fix

  1. Vendor fix Red Hat Product Security RHSA-2026:0316 · 1 productFor OpenShift Container Platform 4.12 see the following documentation, which will be updated shortly for this release, for important instructions on how to upgrade your cluster and fully apply this asynchronous errata update: https://docs.redhat.com/en/documentation/openshift_container_platform/4.…
  2. Vendor fix Red Hat Product Security RHSA-2025:23113 · 4 productsFor OpenShift Container Platform 4.15 see the following documentation, which will be updated shortly for this release, for important instructions on how to upgrade your cluster and fully apply this asynchronous errata update: https://docs.redhat.com/en/documentation/openshift_container_platform/4.…
  3. Vendor fix Red Hat Product Security RHSA-2025:22275 · 1 productFor OpenShift Container Platform 4.13 see the following documentation, which will be updated shortly for this release, for important instructions on how to upgrade your cluster and fully apply this asynchronous errata update: https://docs.redhat.com/en/documentation/openshift_container_platform/4.…
  4. Vendor fix Red Hat Product Security RHSA-2025:16724 · 84 productsFor OpenShift Container Platform 4.16 see the following documentation, which will be updated shortly for this release, for important instructions on how to upgrade your cluster and fully apply this asynchronous errata update: https://docs.redhat.com/en/documentation/openshift_container_platform/4.…
  5. Vendor fix Red Hat Product Security RHSA-2025:15904 · 261 productsFor details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258
  6. Vendor fix Red Hat Product Security RHSA-2025:2703 · 326 productsFor OpenShift Container Platform 4. 13see the following documentation, which will be updated shortly for this release, for important instructions on how to upgrade your cluster and fully apply this asynchronous errata update: https://docs.redhat.com/en/documentation/openshift_container_platform/4.…

Detection

Nuclei template
none so far
ProjectDiscovery
Exploit-DB
no entry
Exploit-DB
Proof-of-concept repositories
none listed
PoC-in-GitHub
Metasploit modules
none listed
Metasploit Framework

Sources

Identifiers

Technical details

CVSS v3 Vector
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N
Published
2025-09-16
Last Modified
2026-10-14
NVD status
Deferred
GitHub Advisory
GHSA-m68q-4hqr-mc6f

Frequently asked questions

What is 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.

Is CVE-2025-4953 actively exploited?

Active exploitation of CVE-2025-4953 has not been confirmed. Its EPSS score was 0.6% on 2026-11-03, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2025-4953?

CVE-2025-4953 has a CVSS v3 base score of 7.4 (HIGH severity), with vector string CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N.

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