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OPENSUSE-SU-2025:15815-1

Vulnerability from csaf_opensuse - Published: 2025-12-11 00:00 - Updated: 2025-12-11 00:00
Summary
xkbcomp-1.5.0-1.1 on GA media
Severity
Moderate
Notes
Title of the patch: xkbcomp-1.5.0-1.1 on GA media
Description of the patch: These are all security issues fixed in the xkbcomp-1.5.0-1.1 package on the GA media of openSUSE Tumbleweed.
Patchnames: openSUSE-Tumbleweed-2025-15815
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: openSUSE Tumbleweed:xkbcomp-1.5.0-1.1.aarch64
Vendor Fix
Unresolved product id: openSUSE Tumbleweed:xkbcomp-1.5.0-1.1.ppc64le
Vendor Fix
Unresolved product id: openSUSE Tumbleweed:xkbcomp-1.5.0-1.1.s390x
Vendor Fix
Unresolved product id: openSUSE Tumbleweed:xkbcomp-1.5.0-1.1.x86_64
Vendor Fix
Unresolved product id: openSUSE Tumbleweed:xkbcomp-devel-1.5.0-1.1.aarch64
Vendor Fix
Unresolved product id: openSUSE Tumbleweed:xkbcomp-devel-1.5.0-1.1.ppc64le
Vendor Fix
Unresolved product id: openSUSE Tumbleweed:xkbcomp-devel-1.5.0-1.1.s390x
Vendor Fix
Unresolved product id: openSUSE Tumbleweed:xkbcomp-devel-1.5.0-1.1.x86_64
Vendor Fix
Threats
Impact low
Affected products
Recommended 8 products, the same list as for CVE-2018-15853
Threats
Impact low
Affected products
Recommended 8 products, the same list as for CVE-2018-15853
Threats
Impact low
Affected products
Recommended 8 products, the same list as for CVE-2018-15853
Threats
Impact low

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          "text": "Endless recursion exists in xkbcomp/expr.c in xkbcommon and libxkbcommon before 0.8.1, which could be used by local attackers to crash xkbcommon users by supplying a crafted keymap file that triggers boolean negation.",
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          "text": "Unchecked NULL pointer usage when parsing invalid atoms in ExprResolveLhs in xkbcomp/expr.c in xkbcommon before 0.8.2 could be used by local attackers to crash (NULL pointer dereference) the xkbcommon parser by supplying a crafted keymap file, because lookup failures are mishandled.",
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        {
          "category": "general",
          "text": "Unchecked NULL pointer usage in ExprResolveLhs in xkbcomp/expr.c in xkbcommon before 0.8.2 could be used by local attackers to crash (NULL pointer dereference) the xkbcommon parser by supplying a crafted keymap file that triggers an xkb_intern_atom failure.",
          "title": "CVE description"
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          "products": [
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            "openSUSE Tumbleweed:xkbcomp-1.5.0-1.1.ppc64le",
            "openSUSE Tumbleweed:xkbcomp-1.5.0-1.1.s390x",
            "openSUSE Tumbleweed:xkbcomp-1.5.0-1.1.x86_64",
            "openSUSE Tumbleweed:xkbcomp-devel-1.5.0-1.1.aarch64",
            "openSUSE Tumbleweed:xkbcomp-devel-1.5.0-1.1.ppc64le",
            "openSUSE Tumbleweed:xkbcomp-devel-1.5.0-1.1.s390x",
            "openSUSE Tumbleweed:xkbcomp-devel-1.5.0-1.1.x86_64"
          ]
        }
      ],
      "threats": [
        {
          "category": "impact",
          "date": "2025-12-11T00:00:00Z",
          "details": "low"
        }
      ],
      "title": "CVE-2018-15861"
    },
    {
      "cve": "CVE-2018-15863",
      "ids": [
        {
          "system_name": "SUSE CVE Page",
          "text": "https://www.suse.com/security/cve/CVE-2018-15863"
        }
      ],
      "notes": [
        {
          "category": "general",
          "text": "Unchecked NULL pointer usage in ResolveStateAndPredicate in xkbcomp/compat.c in xkbcommon before 0.8.2 could be used by local attackers to crash (NULL pointer dereference) the xkbcommon parser by supplying a crafted keymap file with a no-op modmask expression.",
          "title": "CVE description"
        }
      ],
      "product_status": {
        "recommended": [
          "openSUSE Tumbleweed:xkbcomp-1.5.0-1.1.aarch64",
          "openSUSE Tumbleweed:xkbcomp-1.5.0-1.1.ppc64le",
          "openSUSE Tumbleweed:xkbcomp-1.5.0-1.1.s390x",
          "openSUSE Tumbleweed:xkbcomp-1.5.0-1.1.x86_64",
          "openSUSE Tumbleweed:xkbcomp-devel-1.5.0-1.1.aarch64",
          "openSUSE Tumbleweed:xkbcomp-devel-1.5.0-1.1.ppc64le",
          "openSUSE Tumbleweed:xkbcomp-devel-1.5.0-1.1.s390x",
          "openSUSE Tumbleweed:xkbcomp-devel-1.5.0-1.1.x86_64"
        ]
      },
      "references": [
        {
          "category": "external",
          "summary": "CVE-2018-15863",
          "url": "https://www.suse.com/security/cve/CVE-2018-15863"
        },
        {
          "category": "external",
          "summary": "SUSE Bug 1105832 for CVE-2018-15863",
          "url": "https://bugzilla.suse.com/1105832"
        }
      ],
      "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": [
            "openSUSE Tumbleweed:xkbcomp-1.5.0-1.1.aarch64",
            "openSUSE Tumbleweed:xkbcomp-1.5.0-1.1.ppc64le",
            "openSUSE Tumbleweed:xkbcomp-1.5.0-1.1.s390x",
            "openSUSE Tumbleweed:xkbcomp-1.5.0-1.1.x86_64",
            "openSUSE Tumbleweed:xkbcomp-devel-1.5.0-1.1.aarch64",
            "openSUSE Tumbleweed:xkbcomp-devel-1.5.0-1.1.ppc64le",
            "openSUSE Tumbleweed:xkbcomp-devel-1.5.0-1.1.s390x",
            "openSUSE Tumbleweed:xkbcomp-devel-1.5.0-1.1.x86_64"
          ]
        }
      ],
      "scores": [
        {
          "cvss_v3": {
            "baseScore": 3.3,
            "baseSeverity": "LOW",
            "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L",
            "version": "3.1"
          },
          "products": [
            "openSUSE Tumbleweed:xkbcomp-1.5.0-1.1.aarch64",
            "openSUSE Tumbleweed:xkbcomp-1.5.0-1.1.ppc64le",
            "openSUSE Tumbleweed:xkbcomp-1.5.0-1.1.s390x",
            "openSUSE Tumbleweed:xkbcomp-1.5.0-1.1.x86_64",
            "openSUSE Tumbleweed:xkbcomp-devel-1.5.0-1.1.aarch64",
            "openSUSE Tumbleweed:xkbcomp-devel-1.5.0-1.1.ppc64le",
            "openSUSE Tumbleweed:xkbcomp-devel-1.5.0-1.1.s390x",
            "openSUSE Tumbleweed:xkbcomp-devel-1.5.0-1.1.x86_64"
          ]
        }
      ],
      "threats": [
        {
          "category": "impact",
          "date": "2025-12-11T00:00:00Z",
          "details": "low"
        }
      ],
      "title": "CVE-2018-15863"
    }
  ]
}



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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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Detection rules are retrieved from Rulezet.

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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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