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RHSA-2026:8863

Vulnerability from csaf_opensuse - Published: 2026-04-20 00:00 - Updated: 2026-09-16 18:54
Summary
security update for OpenEXR
Severity
Important
Notes
Title of the patch: security update for OpenEXR
Description of the patch: This security update provides a functional equivalent of RHSA-2026:8863. The original Red Hat(R) advisory is available from the Red Hat web site at https://access.redhat.com/errata/RHSA-2026:8863.
Patchnames: RHSA-2026:8863
Terms of use: CSAF 2.0 data is provided by SUSE under the Creative Commons License 4.0 with Attribution (CC-BY-4.0).
CVE-2026-27622
7.8 (High)
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Affected products
Product Identifier Version Remediation
Unresolved product id: SUSE Liberty Linux 8:OpenEXR-devel-2.2.0-12.el8_10.1.i686 —
Vendor Fix
Unresolved product id: SUSE Liberty Linux 8:OpenEXR-devel-2.2.0-12.el8_10.1.x86_64 —
Vendor Fix
Unresolved product id: SUSE Liberty Linux 8:OpenEXR-libs-2.2.0-12.el8_10.1.i686 —
Vendor Fix
Unresolved product id: SUSE Liberty Linux 8:OpenEXR-libs-2.2.0-12.el8_10.1.x86_64 —
Vendor Fix
Threats
Impact important
References
To clipboard 

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    "distribution": {
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      "revision_history": [
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  "product_tree": {
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                  "product_identification_helper": {
                    "cpe": "cpe:/o:suse:sll:8"
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            "category": "product_family",
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      "ids": [
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          "text": "https://www.suse.com/security/cve/CVE-2026-27622"
        }
      ],
      "notes": [
        {
          "category": "general",
          "text": "OpenEXR provides the specification and reference implementation of the EXR file format, an image storage format for the motion picture industry. In CompositeDeepScanLine::readPixels, per-pixel totals are accumulated in vector\u003cunsigned int\u003e total_sizes for attacker-controlled large counts across many parts, total_sizes[ptr] wraps modulo 2^32.  overall_sample_count is then derived from wrapped totals and used in samples[channel].resize(overall_sample_count). Decode pointer setup/consumption proceeds with true sample counts, and write operations in core unpack (generic_unpack_deep_pointers) overrun the undersized composite sample buffer. This vulnerability is fixed in v3.2.6, v3.3.8, and v3.4.6.",
          "title": "CVE description"
        }
      ],
      "product_status": {
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          "SUSE Liberty Linux 8:OpenEXR-libs-2.2.0-12.el8_10.1.i686",
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        },
        {
          "category": "external",
          "summary": "SUSE Bug 1259177 for CVE-2026-27622",
          "url": "https://bugzilla.suse.com/1259177"
        }
      ],
      "remediations": [
        {
          "category": "vendor_fix",
          "details": "To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or \"zypper patch\".\n",
          "product_ids": [
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            "SUSE Liberty Linux 8:OpenEXR-libs-2.2.0-12.el8_10.1.i686",
            "SUSE Liberty Linux 8:OpenEXR-libs-2.2.0-12.el8_10.1.x86_64"
          ]
        }
      ],
      "scores": [
        {
          "cvss_v3": {
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            "baseSeverity": "HIGH",
            "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H",
            "version": "3.1"
          },
          "products": [
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            "SUSE Liberty Linux 8:OpenEXR-libs-2.2.0-12.el8_10.1.i686",
            "SUSE Liberty Linux 8:OpenEXR-libs-2.2.0-12.el8_10.1.x86_64"
          ]
        }
      ],
      "threats": [
        {
          "category": "impact",
          "date": "2026-04-20T00:00:00Z",
          "details": "important"
        }
      ],
      "title": "CVE-2026-27622"
    }
  ]
}



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Taxonomy of the tags.





Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

Author Source Type Date Other

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.


Detection rules are retrieved from Rulezet.


Related by attack behaviour

Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.