alsa-2026:37123
Vulnerability from osv_almalinux
Published
2026-07-09 00:00
Modified
2026-07-13 09:42
Summary
Important: podman security, bug fix, and enhancement update
Details

The podman tool manages pods, container images, and containers. It is part of the libpod library, which is for applications that use container pods. Container pods is a concept in Kubernetes.

Security Fix(es):

  • golang.org/x/crypto/ssh: golang: golang.org/x/crypto/ssh: Denial of Service via crafted SSH certificate (CVE-2026-39835)
  • golang.org/x/crypto/ssh: golang.org/x/crypto/ssh: Denial of Service via crafted public key with excessive parameters (CVE-2026-39829)
  • golang.org/x/crypto/ssh/agent: golang.org/x/crypto/ssh/agent: Security bypass due to improper handling of key restrictions (CVE-2026-39832)
  • golang.org/x/crypto/ssh/knownhosts: golang: golang.org/x/crypto/ssh/knownhosts: Revocation bypass via unchecked SignatureKey (CVE-2026-42508)
  • golang.org/x/net/html: golang: golang.org/x/net/html: Cross-Site Scripting via HTML parsing bypass (CVE-2026-27136)
  • golang.org/x/net/html: golang.org/x/net/html: Arbitrary code execution via Cross-Site Scripting (CVE-2026-25681)
  • podman: Podman: Information disclosure via malicious container image environment variables (CVE-2026-57231)

Bug Fix(es) and Enhancement(s):

  • podman does not clean up all files and leaves orphaned files consuming disk space [almalinux-9.8.z] (JIRA:AlmaLinux-173988)
  • [FJ9.8 Bug]: [REG]The "podman-remote save" command fails for rootless users. [almalinux-9.8.z] (JIRA:AlmaLinux-192439)

For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

References
To clipboard 

{
  "affected": [
    {
      "package": {
        "ecosystem": "AlmaLinux:9",
        "name": "podman"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "6:5.8.2-4.el9_8"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    },
    {
      "package": {
        "ecosystem": "AlmaLinux:9",
        "name": "podman-docker"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "6:5.8.2-4.el9_8"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    },
    {
      "package": {
        "ecosystem": "AlmaLinux:9",
        "name": "podman-plugins"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "6:5.8.2-4.el9_8"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    },
    {
      "package": {
        "ecosystem": "AlmaLinux:9",
        "name": "podman-remote"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "6:5.8.2-4.el9_8"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    },
    {
      "package": {
        "ecosystem": "AlmaLinux:9",
        "name": "podman-tests"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "6:5.8.2-4.el9_8"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "details": "The podman tool manages pods, container images, and containers. It is part of the libpod library, which is for applications that use container pods. Container pods is a concept in Kubernetes.  \n\nSecurity Fix(es):  \n\n  * golang.org/x/crypto/ssh: golang: golang.org/x/crypto/ssh: Denial of Service via crafted SSH certificate (CVE-2026-39835)\n  * golang.org/x/crypto/ssh: golang.org/x/crypto/ssh: Denial of Service via crafted public key with excessive parameters (CVE-2026-39829)\n  * golang.org/x/crypto/ssh/agent: golang.org/x/crypto/ssh/agent: Security bypass due to improper handling of key restrictions (CVE-2026-39832)\n  * golang.org/x/crypto/ssh/knownhosts: golang: golang.org/x/crypto/ssh/knownhosts: Revocation bypass via unchecked SignatureKey (CVE-2026-42508)\n  * golang.org/x/net/html: golang: golang.org/x/net/html: Cross-Site Scripting via HTML parsing bypass (CVE-2026-27136)\n  * golang.org/x/net/html: golang.org/x/net/html: Arbitrary code execution via Cross-Site Scripting (CVE-2026-25681)\n  * podman: Podman: Information disclosure via malicious container image environment variables (CVE-2026-57231)\n\n\nBug Fix(es) and Enhancement(s):  \n\n  * podman does not clean up all files and leaves orphaned files consuming disk space [almalinux-9.8.z] (JIRA:AlmaLinux-173988)\n  * [FJ9.8 Bug]: [REG]The \"podman-remote save\" command fails for rootless users. [almalinux-9.8.z] (JIRA:AlmaLinux-192439)\n\n\nFor more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.\n",
  "id": "ALSA-2026:37123",
  "modified": "2026-07-13T09:42:54Z",
  "published": "2026-07-09T00:00:00Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://access.redhat.com/errata/RHSA-2026:37123"
    },
    {
      "type": "REPORT",
      "url": "https://access.redhat.com/security/cve/CVE-2026-25681"
    },
    {
      "type": "REPORT",
      "url": "https://access.redhat.com/security/cve/CVE-2026-27136"
    },
    {
      "type": "REPORT",
      "url": "https://access.redhat.com/security/cve/CVE-2026-39829"
    },
    {
      "type": "REPORT",
      "url": "https://access.redhat.com/security/cve/CVE-2026-39832"
    },
    {
      "type": "REPORT",
      "url": "https://access.redhat.com/security/cve/CVE-2026-39835"
    },
    {
      "type": "REPORT",
      "url": "https://access.redhat.com/security/cve/CVE-2026-42508"
    },
    {
      "type": "REPORT",
      "url": "https://access.redhat.com/security/cve/CVE-2026-57231"
    },
    {
      "type": "REPORT",
      "url": "https://bugzilla.redhat.com/2480680"
    },
    {
      "type": "REPORT",
      "url": "https://bugzilla.redhat.com/2480681"
    },
    {
      "type": "REPORT",
      "url": "https://bugzilla.redhat.com/2480685"
    },
    {
      "type": "REPORT",
      "url": "https://bugzilla.redhat.com/2480688"
    },
    {
      "type": "REPORT",
      "url": "https://bugzilla.redhat.com/2480757"
    },
    {
      "type": "REPORT",
      "url": "https://bugzilla.redhat.com/2480761"
    },
    {
      "type": "REPORT",
      "url": "https://bugzilla.redhat.com/2493620"
    },
    {
      "type": "ADVISORY",
      "url": "https://errata.almalinux.org/9/ALSA-2026-37123.html"
    }
  ],
  "related": [
    "CVE-2026-39835",
    "CVE-2026-39829",
    "CVE-2026-39832",
    "CVE-2026-42508",
    "CVE-2026-27136",
    "CVE-2026-25681",
    "CVE-2026-57231"
  ],
  "summary": "Important: podman security, bug fix, and enhancement update"
}



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