SUSE-SU-2026:1660-1

Vulnerability from csaf_suse - Published: 2026-04-29 14:38 - Updated: 2026-04-29 14:38
Summary
Security update for libheif
Severity
Low
Notes
Title of the patch: Security update for libheif
Description of the patch: This update for libheif fixes the following issues: - CVE-2026-3949: Manipulation of the argument size of a malicious frame can lead to out-of-bounds read (bsc#1259541).
Patchnames: SUSE-2026-1660,SUSE-SLE-Module-Desktop-Applications-15-SP7-2026-1660,SUSE-SLE-Module-Packagehub-Subpackages-15-SP7-2026-1660
Terms of use: CSAF 2.0 data is provided by SUSE under the Creative Commons License 4.0 with Attribution (CC-BY-4.0).
Affected products
Product Identifier Version Remediation
Unresolved product id: SUSE Linux Enterprise Module for Desktop Applications 15 SP7:libheif-aom-1.19.5-150700.3.8.1.aarch64
Vendor Fix
Unresolved product id: SUSE Linux Enterprise Module for Desktop Applications 15 SP7:libheif-aom-1.19.5-150700.3.8.1.ppc64le
Vendor Fix
Unresolved product id: SUSE Linux Enterprise Module for Desktop Applications 15 SP7:libheif-aom-1.19.5-150700.3.8.1.s390x
Vendor Fix
Unresolved product id: SUSE Linux Enterprise Module for Desktop Applications 15 SP7:libheif-aom-1.19.5-150700.3.8.1.x86_64
Vendor Fix
Unresolved product id: SUSE Linux Enterprise Module for Desktop Applications 15 SP7:libheif-dav1d-1.19.5-150700.3.8.1.aarch64
Vendor Fix
Unresolved product id: SUSE Linux Enterprise Module for Desktop Applications 15 SP7:libheif-dav1d-1.19.5-150700.3.8.1.ppc64le
Vendor Fix
Unresolved product id: SUSE Linux Enterprise Module for Desktop Applications 15 SP7:libheif-dav1d-1.19.5-150700.3.8.1.s390x
Vendor Fix
Unresolved product id: SUSE Linux Enterprise Module for Desktop Applications 15 SP7:libheif-dav1d-1.19.5-150700.3.8.1.x86_64
Vendor Fix
Unresolved product id: SUSE Linux Enterprise Module for Desktop Applications 15 SP7:libheif-jpeg-1.19.5-150700.3.8.1.aarch64
Vendor Fix
Unresolved product id: SUSE Linux Enterprise Module for Desktop Applications 15 SP7:libheif-jpeg-1.19.5-150700.3.8.1.ppc64le
Vendor Fix
Unresolved product id: SUSE Linux Enterprise Module for Desktop Applications 15 SP7:libheif-jpeg-1.19.5-150700.3.8.1.s390x
Vendor Fix
Unresolved product id: SUSE Linux Enterprise Module for Desktop Applications 15 SP7:libheif-jpeg-1.19.5-150700.3.8.1.x86_64
Vendor Fix
Unresolved product id: SUSE Linux Enterprise Module for Desktop Applications 15 SP7:libheif-rav1e-1.19.5-150700.3.8.1.aarch64
Vendor Fix
Unresolved product id: SUSE Linux Enterprise Module for Desktop Applications 15 SP7:libheif-rav1e-1.19.5-150700.3.8.1.ppc64le
Vendor Fix
Unresolved product id: SUSE Linux Enterprise Module for Desktop Applications 15 SP7:libheif-rav1e-1.19.5-150700.3.8.1.s390x
Vendor Fix
Unresolved product id: SUSE Linux Enterprise Module for Desktop Applications 15 SP7:libheif-rav1e-1.19.5-150700.3.8.1.x86_64
Vendor Fix
Unresolved product id: SUSE Linux Enterprise Module for Desktop Applications 15 SP7:libheif1-1.19.5-150700.3.8.1.aarch64
Vendor Fix
Unresolved product id: SUSE Linux Enterprise Module for Desktop Applications 15 SP7:libheif1-1.19.5-150700.3.8.1.ppc64le
Vendor Fix
Unresolved product id: SUSE Linux Enterprise Module for Desktop Applications 15 SP7:libheif1-1.19.5-150700.3.8.1.s390x
Vendor Fix
Unresolved product id: SUSE Linux Enterprise Module for Desktop Applications 15 SP7:libheif1-1.19.5-150700.3.8.1.x86_64
Vendor Fix
Unresolved product id: SUSE Linux Enterprise Module for Package Hub 15 SP7:gdk-pixbuf-loader-libheif-1.19.5-150700.3.8.1.aarch64
Vendor Fix
Unresolved product id: SUSE Linux Enterprise Module for Package Hub 15 SP7:gdk-pixbuf-loader-libheif-1.19.5-150700.3.8.1.ppc64le
Vendor Fix
Unresolved product id: SUSE Linux Enterprise Module for Package Hub 15 SP7:gdk-pixbuf-loader-libheif-1.19.5-150700.3.8.1.s390x
Vendor Fix
Unresolved product id: SUSE Linux Enterprise Module for Package Hub 15 SP7:gdk-pixbuf-loader-libheif-1.19.5-150700.3.8.1.x86_64
Vendor Fix
Unresolved product id: SUSE Linux Enterprise Module for Package Hub 15 SP7:libheif-devel-1.19.5-150700.3.8.1.aarch64
Vendor Fix
Unresolved product id: SUSE Linux Enterprise Module for Package Hub 15 SP7:libheif-devel-1.19.5-150700.3.8.1.ppc64le
Vendor Fix
Unresolved product id: SUSE Linux Enterprise Module for Package Hub 15 SP7:libheif-devel-1.19.5-150700.3.8.1.s390x
Vendor Fix
Unresolved product id: SUSE Linux Enterprise Module for Package Hub 15 SP7:libheif-devel-1.19.5-150700.3.8.1.x86_64
Vendor Fix
Unresolved product id: SUSE Linux Enterprise Module for Package Hub 15 SP7:libheif-ffmpeg-1.19.5-150700.3.8.1.aarch64
Vendor Fix
Unresolved product id: SUSE Linux Enterprise Module for Package Hub 15 SP7:libheif-ffmpeg-1.19.5-150700.3.8.1.ppc64le
Vendor Fix
Unresolved product id: SUSE Linux Enterprise Module for Package Hub 15 SP7:libheif-ffmpeg-1.19.5-150700.3.8.1.s390x
Vendor Fix
Unresolved product id: SUSE Linux Enterprise Module for Package Hub 15 SP7:libheif-ffmpeg-1.19.5-150700.3.8.1.x86_64
Vendor Fix
Threats
Impact low

{
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      "text": "low"
    },
    "category": "csaf_security_advisory",
    "csaf_version": "2.0",
    "distribution": {
      "text": "Copyright 2024 SUSE LLC. All rights reserved.",
      "tlp": {
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    "notes": [
      {
        "category": "summary",
        "text": "Security update for libheif",
        "title": "Title of the patch"
      },
      {
        "category": "description",
        "text": "This update for libheif fixes the following issues:\n\n- CVE-2026-3949: Manipulation of the argument size of a malicious frame can lead to out-of-bounds read (bsc#1259541).\n",
        "title": "Description of the patch"
      },
      {
        "category": "details",
        "text": "SUSE-2026-1660,SUSE-SLE-Module-Desktop-Applications-15-SP7-2026-1660,SUSE-SLE-Module-Packagehub-Subpackages-15-SP7-2026-1660",
        "title": "Patchnames"
      },
      {
        "category": "legal_disclaimer",
        "text": "CSAF 2.0 data is provided by SUSE under the Creative Commons License 4.0 with Attribution (CC-BY-4.0).",
        "title": "Terms of use"
      }
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    "publisher": {
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      "contact_details": "https://www.suse.com/support/security/contact/",
      "name": "SUSE Product Security Team",
      "namespace": "https://www.suse.com/"
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        "summary": "SUSE ratings",
        "url": "https://www.suse.com/support/security/rating/"
      },
      {
        "category": "self",
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      },
      {
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        "summary": "URL for SUSE-SU-2026:1660-1",
        "url": "https://www.suse.com/support/update/announcement/2026/suse-su-20261660-1/"
      },
      {
        "category": "self",
        "summary": "E-Mail link for SUSE-SU-2026:1660-1",
        "url": "https://lists.suse.com/pipermail/sle-updates/2026-April/046109.html"
      },
      {
        "category": "self",
        "summary": "SUSE Bug 1259541",
        "url": "https://bugzilla.suse.com/1259541"
      },
      {
        "category": "self",
        "summary": "SUSE CVE CVE-2026-3949 page",
        "url": "https://www.suse.com/security/cve/CVE-2026-3949/"
      }
    ],
    "title": "Security update for libheif",
    "tracking": {
      "current_release_date": "2026-04-29T14:38:03Z",
      "generator": {
        "date": "2026-04-29T14:38:03Z",
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      "revision_history": [
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          "date": "2026-04-29T14:38:03Z",
          "number": "1",
          "summary": "Current version"
        }
      ],
      "status": "final",
      "version": "1"
    }
  },
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                }
              },
              {
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                "name": "libheif-dav1d-1.19.5-150700.3.8.1.aarch64",
                "product": {
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              {
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              {
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                "name": "libheif-jpeg-1.19.5-150700.3.8.1.aarch64",
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                }
              },
              {
                "category": "product_version",
                "name": "libheif-rav1e-1.19.5-150700.3.8.1.aarch64",
                "product": {
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              },
              {
                "category": "product_version",
                "name": "libheif1-1.19.5-150700.3.8.1.aarch64",
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            "category": "architecture",
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          },
          {
            "branches": [
              {
                "category": "product_version",
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          {
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                "category": "product_version",
                "name": "libheif1-1.19.5-150700.3.8.1.s390x",
                "product": {
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                  "product_id": "gdk-pixbuf-loader-libheif-1.19.5-150700.3.8.1.x86_64"
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              {
                "category": "product_version",
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        ]
      },
      "references": [
        {
          "category": "external",
          "summary": "CVE-2026-3949",
          "url": "https://www.suse.com/security/cve/CVE-2026-3949"
        },
        {
          "category": "external",
          "summary": "SUSE Bug 1259541 for CVE-2026-3949",
          "url": "https://bugzilla.suse.com/1259541"
        }
      ],
      "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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      ],
      "scores": [
        {
          "cvss_v3": {
            "baseScore": 3.3,
            "baseSeverity": "LOW",
            "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L",
            "version": "3.1"
          },
          "products": [
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          ]
        }
      ],
      "threats": [
        {
          "category": "impact",
          "date": "2026-04-29T14:38:03Z",
          "details": "low"
        }
      ],
      "title": "CVE-2026-3949"
    }
  ]
}



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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.

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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.


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