opensuse-su-2024:12701-1
Vulnerability from csaf_opensuse
Published
2024-06-15 00:00
Modified
2024-06-15 00:00
Summary
gssntlmssp-1.2.0-1.1 on GA media

Notes

Title of the patch
gssntlmssp-1.2.0-1.1 on GA media
Description of the patch
These are all security issues fixed in the gssntlmssp-1.2.0-1.1 package on the GA media of openSUSE Tumbleweed.
Patchnames
openSUSE-Tumbleweed-2024-12701
Terms of use
CSAF 2.0 data is provided by SUSE under the Creative Commons License 4.0 with Attribution (CC-BY-4.0).



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    "distribution": {
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          "text": "GSS-NTLMSSP is a mechglue plugin for the GSSAPI library that implements NTLM authentication. Prior to version 1.2.0, multiple out-of-bounds reads when decoding NTLM fields can trigger a denial of service. A 32-bit integer overflow condition can lead to incorrect checks of consistency of length of internal buffers. Although most applications will error out before accepting a singe input buffer of 4GB in length this could theoretically happen. This vulnerability can be triggered via the main `gss_accept_sec_context` entry point if the application allows tokens greater than 4GB in length. This can lead to a large, up to 65KB, out-of-bounds read which could cause a denial-of-service if it reads from unmapped memory. Version 1.2.0 contains a patch for the out-of-bounds reads.",
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          "text": "GSS-NTLMSSP is a mechglue plugin for the GSSAPI library that implements NTLM authentication. Prior to version 1.2.0, memory corruption can be triggered when decoding UTF16 strings. The variable `outlen` was not initialized and could cause writing a zero to an arbitrary place in memory if `ntlm_str_convert()` were to fail, which would leave `outlen` uninitialized. This can lead to a denial of service if the write hits unmapped memory or randomly corrupts a byte in the application memory space. This vulnerability can trigger an out-of-bounds write, leading to memory corruption. This vulnerability can be triggered via the main `gss_accept_sec_context` entry point. This issue is fixed in version 1.2.0.",
          "title": "CVE description"
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    {
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          "text": "https://www.suse.com/security/cve/CVE-2023-25565"
        }
      ],
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        {
          "category": "general",
          "text": "GSS-NTLMSSP is a mechglue plugin for the GSSAPI library that implements NTLM authentication. Prior to version 1.2.0, an incorrect free when decoding target information can trigger a denial of service. The error condition incorrectly assumes the `cb` and `sh` buffers contain a copy of the data that needs to be freed. However, that is not the case. This vulnerability can be triggered via the main `gss_accept_sec_context` entry point. This will likely trigger an assertion failure in `free`, causing a denial-of-service. This issue is fixed in version 1.2.0.",
          "title": "CVE description"
        }
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          ]
        }
      ],
      "scores": [
        {
          "cvss_v3": {
            "baseScore": 7.5,
            "baseSeverity": "HIGH",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
            "version": "3.1"
          },
          "products": [
            "openSUSE Tumbleweed:gssntlmssp-1.2.0-1.1.aarch64",
            "openSUSE Tumbleweed:gssntlmssp-1.2.0-1.1.ppc64le",
            "openSUSE Tumbleweed:gssntlmssp-1.2.0-1.1.s390x",
            "openSUSE Tumbleweed:gssntlmssp-1.2.0-1.1.x86_64",
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            "openSUSE Tumbleweed:gssntlmssp-devel-1.2.0-1.1.x86_64"
          ]
        }
      ],
      "threats": [
        {
          "category": "impact",
          "date": "2024-06-15T00:00:00Z",
          "details": "important"
        }
      ],
      "title": "CVE-2023-25565"
    },
    {
      "cve": "CVE-2023-25566",
      "ids": [
        {
          "system_name": "SUSE CVE Page",
          "text": "https://www.suse.com/security/cve/CVE-2023-25566"
        }
      ],
      "notes": [
        {
          "category": "general",
          "text": "GSS-NTLMSSP is a mechglue plugin for the GSSAPI library that implements NTLM authentication. Prior to version 1.2.0, a memory leak can be triggered when parsing usernames which can trigger a denial-of-service. The domain portion of a username may be overridden causing an allocated memory area the size of the domain name to be leaked. An attacker can leak memory via the main `gss_accept_sec_context` entry point, potentially causing a denial-of-service. This issue is fixed in version 1.2.0.\n\n",
          "title": "CVE description"
        }
      ],
      "product_status": {
        "recommended": [
          "openSUSE Tumbleweed:gssntlmssp-1.2.0-1.1.aarch64",
          "openSUSE Tumbleweed:gssntlmssp-1.2.0-1.1.ppc64le",
          "openSUSE Tumbleweed:gssntlmssp-1.2.0-1.1.s390x",
          "openSUSE Tumbleweed:gssntlmssp-1.2.0-1.1.x86_64",
          "openSUSE Tumbleweed:gssntlmssp-devel-1.2.0-1.1.aarch64",
          "openSUSE Tumbleweed:gssntlmssp-devel-1.2.0-1.1.ppc64le",
          "openSUSE Tumbleweed:gssntlmssp-devel-1.2.0-1.1.s390x",
          "openSUSE Tumbleweed:gssntlmssp-devel-1.2.0-1.1.x86_64"
        ]
      },
      "references": [
        {
          "category": "external",
          "summary": "CVE-2023-25566",
          "url": "https://www.suse.com/security/cve/CVE-2023-25566"
        },
        {
          "category": "external",
          "summary": "SUSE Bug 1208281 for CVE-2023-25566",
          "url": "https://bugzilla.suse.com/1208281"
        }
      ],
      "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:gssntlmssp-1.2.0-1.1.aarch64",
            "openSUSE Tumbleweed:gssntlmssp-1.2.0-1.1.ppc64le",
            "openSUSE Tumbleweed:gssntlmssp-1.2.0-1.1.s390x",
            "openSUSE Tumbleweed:gssntlmssp-1.2.0-1.1.x86_64",
            "openSUSE Tumbleweed:gssntlmssp-devel-1.2.0-1.1.aarch64",
            "openSUSE Tumbleweed:gssntlmssp-devel-1.2.0-1.1.ppc64le",
            "openSUSE Tumbleweed:gssntlmssp-devel-1.2.0-1.1.s390x",
            "openSUSE Tumbleweed:gssntlmssp-devel-1.2.0-1.1.x86_64"
          ]
        }
      ],
      "scores": [
        {
          "cvss_v3": {
            "baseScore": 7.5,
            "baseSeverity": "HIGH",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
            "version": "3.1"
          },
          "products": [
            "openSUSE Tumbleweed:gssntlmssp-1.2.0-1.1.aarch64",
            "openSUSE Tumbleweed:gssntlmssp-1.2.0-1.1.ppc64le",
            "openSUSE Tumbleweed:gssntlmssp-1.2.0-1.1.s390x",
            "openSUSE Tumbleweed:gssntlmssp-1.2.0-1.1.x86_64",
            "openSUSE Tumbleweed:gssntlmssp-devel-1.2.0-1.1.aarch64",
            "openSUSE Tumbleweed:gssntlmssp-devel-1.2.0-1.1.ppc64le",
            "openSUSE Tumbleweed:gssntlmssp-devel-1.2.0-1.1.s390x",
            "openSUSE Tumbleweed:gssntlmssp-devel-1.2.0-1.1.x86_64"
          ]
        }
      ],
      "threats": [
        {
          "category": "impact",
          "date": "2024-06-15T00:00:00Z",
          "details": "important"
        }
      ],
      "title": "CVE-2023-25566"
    },
    {
      "cve": "CVE-2023-25567",
      "ids": [
        {
          "system_name": "SUSE CVE Page",
          "text": "https://www.suse.com/security/cve/CVE-2023-25567"
        }
      ],
      "notes": [
        {
          "category": "general",
          "text": "GSS-NTLMSSP, a mechglue plugin for the GSSAPI library that implements NTLM authentication, has an out-of-bounds read when decoding target information prior to version 1.2.0. The length of the `av_pair` is not checked properly for two of the elements which can trigger an out-of-bound read. The out-of-bounds read can be triggered via the main `gss_accept_sec_context` entry point and could cause a denial-of-service if the memory is unmapped. The issue is fixed in version 1.2.0.",
          "title": "CVE description"
        }
      ],
      "product_status": {
        "recommended": [
          "openSUSE Tumbleweed:gssntlmssp-1.2.0-1.1.aarch64",
          "openSUSE Tumbleweed:gssntlmssp-1.2.0-1.1.ppc64le",
          "openSUSE Tumbleweed:gssntlmssp-1.2.0-1.1.s390x",
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          "openSUSE Tumbleweed:gssntlmssp-devel-1.2.0-1.1.x86_64"
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      },
      "references": [
        {
          "category": "external",
          "summary": "CVE-2023-25567",
          "url": "https://www.suse.com/security/cve/CVE-2023-25567"
        },
        {
          "category": "external",
          "summary": "SUSE Bug 1208282 for CVE-2023-25567",
          "url": "https://bugzilla.suse.com/1208282"
        }
      ],
      "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:gssntlmssp-1.2.0-1.1.aarch64",
            "openSUSE Tumbleweed:gssntlmssp-1.2.0-1.1.ppc64le",
            "openSUSE Tumbleweed:gssntlmssp-1.2.0-1.1.s390x",
            "openSUSE Tumbleweed:gssntlmssp-1.2.0-1.1.x86_64",
            "openSUSE Tumbleweed:gssntlmssp-devel-1.2.0-1.1.aarch64",
            "openSUSE Tumbleweed:gssntlmssp-devel-1.2.0-1.1.ppc64le",
            "openSUSE Tumbleweed:gssntlmssp-devel-1.2.0-1.1.s390x",
            "openSUSE Tumbleweed:gssntlmssp-devel-1.2.0-1.1.x86_64"
          ]
        }
      ],
      "scores": [
        {
          "cvss_v3": {
            "baseScore": 7.5,
            "baseSeverity": "HIGH",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
            "version": "3.1"
          },
          "products": [
            "openSUSE Tumbleweed:gssntlmssp-1.2.0-1.1.aarch64",
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            "openSUSE Tumbleweed:gssntlmssp-1.2.0-1.1.s390x",
            "openSUSE Tumbleweed:gssntlmssp-1.2.0-1.1.x86_64",
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            "openSUSE Tumbleweed:gssntlmssp-devel-1.2.0-1.1.ppc64le",
            "openSUSE Tumbleweed:gssntlmssp-devel-1.2.0-1.1.s390x",
            "openSUSE Tumbleweed:gssntlmssp-devel-1.2.0-1.1.x86_64"
          ]
        }
      ],
      "threats": [
        {
          "category": "impact",
          "date": "2024-06-15T00:00:00Z",
          "details": "important"
        }
      ],
      "title": "CVE-2023-25567"
    }
  ]
}


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