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Security update for apptainer

Type: advisorySource: OSV1 source record

This update for apptainer fixes the following issues: - CVE-2026-56854: golang.org/x/crypto/ssh: source-address restriction bypassed in 5 callback families (bsc#1278666). - CVE-2026-56855: golang.org/x/crypto/ssh: prevent DoS on deadlocked established channel (bsc#1278666). - CVE-2026-78662: golang.org/x/crypto/ssh: prevent DoS on deadlocked undecided channel (bsc#1278666). - CVE-2026-84303: google.golang.org/grpc: xDS RBAC HTTP filter implementation issue allows for bypass of authorization policies via mixed-case or canonical-case header matches (bsc#1279333). - CVE-2026-84304: google.golang.org/grpc: heap memory exhaustion via HTTP/2 DATA frame fragmentation (bsc#1279236). - CVE-2026-84445: google.golang.org/grpc: DoS via crash due to missing ':authority' and 'Host' headers in gRPC-Go xDS servers (bsc#1279033).

Announced Source revision 1
Original source ↗

SUSE-SU-2026:4308-1

Primary source · Revision 1

Imported from structured advisory data. Source references identify upstream records or fields; verify affected versions and your deployed configuration.

Security context

Source reference: osv:SUSE-SU-2026:4308-1

apptainer

Source reference: /affected/0/package/name

Affected versions
Not stated in this record
Fixed versions
1.5.3-150600.4.43.1

Source reference: /affected/0/ranges

Prerequisites
Not stated in this record

apptainer

Source reference: /affected/1/package/name

Affected versions
Not stated in this record
Fixed versions
1.5.3-150600.4.43.1

Source reference: /affected/1/ranges

Prerequisites
Not stated in this record

apptainer

Source reference: /affected/2/package/name

Affected versions
Not stated in this record
Fixed versions
1.5.3-150600.4.43.1

Source reference: /affected/2/ranges

Prerequisites
Not stated in this record

Structured affected-version data

Original package identities and version rules from this source.

[
  {
    "ranges": [
      {
        "type": "ECOSYSTEM",
        "events": [
          {
            "introduced": "0"
          },
          {
            "fixed": "1.5.3-150600.4.43.1"
          }
        ]
      }
    ],
    "package": {
      "name": "apptainer",
      "purl": "pkg:rpm/suse/apptainer&distro=SUSE%20Linux%20Enterprise%20Module%20for%20HPC%2015%20SP7",
      "ecosystem": "SUSE:Linux Enterprise Module for HPC 15 SP7"
    },
    "database_specific": {
      "source": "https://ftp.suse.com/pub/projects/security/osv/SUSE-SU-2026:4308-1.json"
    },
    "ecosystem_specific": {
      "binaries": [
        {
          "apptainer": "1.5.3-150600.4.43.1",
          "apptainer-sle15_7": "1.5.3-150600.4.43.1"
        }
      ]
    }
  },
  {
    "ranges": [
      {
        "type": "ECOSYSTEM",
        "events": [
          {
            "introduced": "0"
          },
          {
            "fixed": "1.5.3-150600.4.43.1"
          }
        ]
      }
    ],
    "package": {
      "name": "apptainer",
      "purl": "pkg:rpm/suse/apptainer&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Package%20Hub%2015%20SP7",
      "ecosystem": "SUSE:Linux Enterprise Module for Package Hub 15 SP7"
    },
    "database_specific": {
      "source": "https://ftp.suse.com/pub/projects/security/osv/SUSE-SU-2026:4308-1.json"
    },
    "ecosystem_specific": {
      "binaries": [
        {
          "apptainer": "1.5.3-150600.4.43.1",
          "apptainer-suid": "1.5.3-150600.4.43.1"
        }
      ]
    }
  },
  {
    "ranges": [
      {
        "type": "ECOSYSTEM",
        "events": [
          {
            "introduced": "0"
          },
          {
            "fixed": "1.5.3-150600.4.43.1"
          }
        ]
      }
    ],
    "package": {
      "name": "apptainer",
      "purl": "pkg:rpm/suse/apptainer&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP6-LTSS",
      "ecosystem": "SUSE:Linux Enterprise Server 15 SP6-LTSS"
    },
    "database_specific": {
      "source": "https://ftp.suse.com/pub/projects/security/osv/SUSE-SU-2026:4308-1.json"
    },
    "ecosystem_specific": {
      "binaries": [
        {
          "apptainer": "1.5.3-150600.4.43.1",
          "apptainer-sle15_6": "1.5.3-150600.4.43.1"
        }
      ]
    }
  }
]

Publisher severity

No explicit severity was provided.

Event
#13752 · Revision 1
Added to Heist Feed
Publisher date
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