FKIE_CVE-2025-54518

Vulnerability from fkie_nvd - Published: 2026-05-15 05:16 - Updated: 2026-09-10 13:16
Summary
Improper isolation of shared resources within the CPU operation cache on Zen 2-based products could allow an attacker to corrupt instructions executed at a different privilege level, potentially resulting in privilege escalation.
References
psirt@amd.comhttps://www.amd.com/en/resources/product-security/bulletin/AMD-SB-7052.html
af854a3a-2127-422b-91ae-364da2661108http://www.openwall.com/lists/oss-security/2026/05/12/15
af854a3a-2127-422b-91ae-364da2661108http://xenbits.xen.org/xsa/advisory-490.html
0b0ca135-0b70-47e7-9f44-1890c2a1c46chttps://access.redhat.com/errata/RHSA-2026:50978
0b0ca135-0b70-47e7-9f44-1890c2a1c46chttps://access.redhat.com/errata/RHSA-2026:50979
0b0ca135-0b70-47e7-9f44-1890c2a1c46chttps://access.redhat.com/errata/RHSA-2026:53329
0b0ca135-0b70-47e7-9f44-1890c2a1c46chttps://access.redhat.com/errata/RHSA-2026:53989
0b0ca135-0b70-47e7-9f44-1890c2a1c46chttps://access.redhat.com/errata/RHSA-2026:53990
0b0ca135-0b70-47e7-9f44-1890c2a1c46chttps://access.redhat.com/errata/RHSA-2026:54769
0b0ca135-0b70-47e7-9f44-1890c2a1c46chttps://access.redhat.com/errata/RHSA-2026:55444
0b0ca135-0b70-47e7-9f44-1890c2a1c46chttps://access.redhat.com/errata/RHSA-2026:56573
0b0ca135-0b70-47e7-9f44-1890c2a1c46chttps://access.redhat.com/errata/RHSA-2026:57402
0b0ca135-0b70-47e7-9f44-1890c2a1c46chttps://access.redhat.com/errata/RHSA-2026:57457
0b0ca135-0b70-47e7-9f44-1890c2a1c46chttps://access.redhat.com/errata/RHSA-2026:57543
0b0ca135-0b70-47e7-9f44-1890c2a1c46chttps://access.redhat.com/errata/RHSA-2026:59091
0b0ca135-0b70-47e7-9f44-1890c2a1c46chttps://access.redhat.com/errata/RHSA-2026:59831
0b0ca135-0b70-47e7-9f44-1890c2a1c46chttps://access.redhat.com/errata/RHSA-2026:60019
0b0ca135-0b70-47e7-9f44-1890c2a1c46chttps://access.redhat.com/errata/RHSA-2026:62549
0b0ca135-0b70-47e7-9f44-1890c2a1c46chttps://access.redhat.com/security/cve/CVE-2025-54518
0b0ca135-0b70-47e7-9f44-1890c2a1c46chttps://bugzilla.redhat.com/show_bug.cgi?id=2477784
0b0ca135-0b70-47e7-9f44-1890c2a1c46chttps://security.access.redhat.com/data/csaf/v2/vex/2025/cve-2025-54518.json
Impacted products
Vendor Product Version

{
  "affected": [
    {
      "affectedData": [
        {
          "defaultStatus": "affected",
          "product": "AMD EPYC\u2122 7002 Series Processors",
          "vendor": "AMD",
          "versions": [
            {
              "status": "unaffected",
              "version": "os kernel"
            }
          ]
        },
        {
          "defaultStatus": "affected",
          "product": "AMD Ryzen\u2122 4000 Series Mobile Processors with Radeon\u2122 Graphics",
          "vendor": "AMD",
          "versions": [
            {
              "status": "unaffected",
              "version": "RenoirPI-FP6_1.0.0.Ed"
            }
          ]
        },
        {
          "defaultStatus": "affected",
          "product": "AMD Ryzen\u2122 7020 Series Processors with Radeon\u2122 Graphics",
          "vendor": "AMD",
          "versions": [
            {
              "status": "unaffected",
              "version": "MendocinoPI-FT6_1.0.0.7f"
            }
          ]
        },
        {
          "defaultStatus": "affected",
          "product": "AMD Ryzen\u2122 3000 Series Desktop Processors",
          "vendor": "AMD",
          "versions": [
            {
              "status": "unaffected",
              "version": "ComboAM4v2 1.2.0.10"
            }
          ]
        },
        {
          "defaultStatus": "affected",
          "product": "AMD Ryzen\u2122 Threadripper\u2122 PRO 3000 WX-Series Processors",
          "vendor": "AMD",
          "versions": [
            {
              "status": "unaffected",
              "version": "ChagallWSPI-sWRX8-1.0.0.D"
            }
          ]
        },
        {
          "defaultStatus": "affected",
          "product": "AMD Ryzen\u2122 7030 Series Mobile Processors with Radeon\u2122 Graphics",
          "vendor": "AMD",
          "versions": [
            {
              "status": "unaffected",
              "version": "CezannePI-FP6_1.0.1.1d"
            }
          ]
        },
        {
          "defaultStatus": "affected",
          "product": "AMD Ryzen\u2122 Threadripper\u2122 PRO 3000 WX-Series Processors",
          "vendor": "AMD",
          "versions": [
            {
              "status": "unaffected",
              "version": "CastlePeakWSPI-sWRX8 1.0.0.I"
            }
          ]
        },
        {
          "defaultStatus": "affected",
          "product": "AMD Ryzen\u2122 5000 Series Mobile Processors with Radeon\u2122 Graphics",
          "vendor": "AMD",
          "versions": [
            {
              "status": "unaffected",
              "version": "CezannePI-FP6_1.0.1.1d"
            }
          ]
        },
        {
          "defaultStatus": "affected",
          "product": "AMD Ryzen\u2122 5000 Series Mobile Processors with Radeon\u2122 Graphics",
          "vendor": "AMD",
          "versions": [
            {
              "status": "unaffected",
              "version": "CezannePI-FP6_1.0.1.1d"
            }
          ]
        },
        {
          "defaultStatus": "affected",
          "product": "AMD Ryzen\u2122 4000 Series Desktop Processors",
          "vendor": "AMD",
          "versions": [
            {
              "status": "unaffected",
              "version": "ComboAM4v2 1.2.0.10"
            }
          ]
        },
        {
          "defaultStatus": "affected",
          "product": "AMD Ryzen\u2122 5000 Series Desktop Processors with Radeon\u2122 Graphics",
          "vendor": "AMD",
          "versions": [
            {
              "status": "unaffected",
              "version": "ComboAM4v2 1.2.0.10"
            }
          ]
        },
        {
          "defaultStatus": "affected",
          "product": "AMD Ryzen\u2122 3000 Series Desktop Processors",
          "vendor": "AMD",
          "versions": [
            {
              "status": "unaffected",
              "version": "ComboAM4PI 1.0.0.10"
            }
          ]
        },
        {
          "defaultStatus": "affected",
          "product": "AMD EPYC\u2122 Embedded 7002 Series Processors",
          "vendor": "AMD",
          "versions": [
            {
              "status": "unaffected",
              "version": "OS kernel"
            }
          ]
        },
        {
          "defaultStatus": "affected",
          "product": "AMD Ryzen Embedded V2000A Series Processors",
          "vendor": "AMD",
          "versions": [
            {
              "status": "unaffected",
              "version": "EmbeddedV2KAPI-FP6 1.0.0.A"
            }
          ]
        },
        {
          "defaultStatus": "affected",
          "product": "AMD Ryzen\u2122 Embedded V2000 Series Processors",
          "vendor": "AMD",
          "versions": [
            {
              "status": "unaffected",
              "version": "EmbeddedPI-FP6_1.0.0.D"
            }
          ]
        }
      ],
      "source": "psirt@amd.com"
    },
    {
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          "cpes": [
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          "defaultStatus": "affected",
          "packageName": "kernel-rt",
          "product": "Red Hat Enterprise Linux 8",
          "vendor": "Red Hat",
          "versions": [
            {
              "lessThan": "*",
              "status": "unaffected",
              "version": "0:4.18.0-553.153.1.rt7.494.el8_10",
              "versionType": "rpm"
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        },
        {
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          "cpes": [
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          "defaultStatus": "affected",
          "packageName": "kernel",
          "product": "Red Hat Enterprise Linux 8",
          "vendor": "Red Hat",
          "versions": [
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              "lessThan": "*",
              "status": "unaffected",
              "version": "0:4.18.0-553.153.1.el8_10",
              "versionType": "rpm"
            }
          ]
        },
        {
          "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
          "cpes": [
            "cpe:/o:redhat:rhel_aus:8.4"
          ],
          "defaultStatus": "affected",
          "packageName": "kernel",
          "product": "Red Hat Enterprise Linux 8.4 Advanced Mission Critical Update Support",
          "vendor": "Red Hat",
          "versions": [
            {
              "lessThan": "*",
              "status": "unaffected",
              "version": "0:4.18.0-305.201.1.el8_4",
              "versionType": "rpm"
            }
          ]
        },
        {
          "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
          "cpes": [
            "cpe:/o:redhat:rhel_eus_long_life:8.4"
          ],
          "defaultStatus": "affected",
          "packageName": "kernel",
          "product": "Red Hat Enterprise Linux 8.4 Extended Update Support Long-Life Add-On",
          "vendor": "Red Hat",
          "versions": [
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              "lessThan": "*",
              "status": "unaffected",
              "version": "0:4.18.0-305.201.1.el8_4",
              "versionType": "rpm"
            }
          ]
        },
        {
          "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
          "cpes": [
            "cpe:/o:redhat:rhel_aus:8.6"
          ],
          "defaultStatus": "affected",
          "packageName": "kernel",
          "product": "Red Hat Enterprise Linux 8.6 Advanced Mission Critical Update Support",
          "vendor": "Red Hat",
          "versions": [
            {
              "lessThan": "*",
              "status": "unaffected",
              "version": "0:4.18.0-372.206.1.el8_6",
              "versionType": "rpm"
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        },
        {
          "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
          "cpes": [
            "cpe:/o:redhat:rhel_eus_long_life:8.6"
          ],
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          "packageName": "kernel",
          "product": "Red Hat Enterprise Linux 8.6 Extended Update Support Long-Life Add-On",
          "vendor": "Red Hat",
          "versions": [
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              "lessThan": "*",
              "status": "unaffected",
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              "versionType": "rpm"
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        },
        {
          "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
          "cpes": [
            "cpe:/o:redhat:rhel_tus:8.8"
          ],
          "defaultStatus": "affected",
          "packageName": "kernel",
          "product": "Red Hat Enterprise Linux 8.8 Telecommunications Update Service",
          "vendor": "Red Hat",
          "versions": [
            {
              "lessThan": "*",
              "status": "unaffected",
              "version": "0:4.18.0-477.159.1.el8_8",
              "versionType": "rpm"
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          ]
        },
        {
          "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
          "cpes": [
            "cpe:/o:redhat:rhel_e4s:8.8"
          ],
          "defaultStatus": "affected",
          "packageName": "kernel",
          "product": "Red Hat Enterprise Linux 8.8 Update Services for SAP Solutions",
          "vendor": "Red Hat",
          "versions": [
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              "lessThan": "*",
              "status": "unaffected",
              "version": "0:4.18.0-477.159.1.el8_8",
              "versionType": "rpm"
            }
          ]
        },
        {
          "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
          "cpes": [
            "cpe:/a:redhat:enterprise_linux:9",
            "cpe:/o:redhat:enterprise_linux:9"
          ],
          "defaultStatus": "affected",
          "packageName": "kernel",
          "product": "Red Hat Enterprise Linux 9",
          "vendor": "Red Hat",
          "versions": [
            {
              "lessThan": "*",
              "status": "unaffected",
              "version": "0:5.14.0-687.38.1.el9_8",
              "versionType": "rpm"
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        {
          "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
          "cpes": [
            "cpe:/a:redhat:rhel_e4s:9.4"
          ],
          "defaultStatus": "affected",
          "packageName": "kernel",
          "product": "Red Hat Enterprise Linux 9.4 Update Services for SAP Solutions",
          "vendor": "Red Hat",
          "versions": [
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              "lessThan": "*",
              "status": "unaffected",
              "version": "0:5.14.0-427.145.1.el9_4",
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        {
          "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
          "cpes": [
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          ],
          "defaultStatus": "affected",
          "packageName": "kernel",
          "product": "Red Hat Enterprise Linux 9.6 Extended Update Support",
          "vendor": "Red Hat",
          "versions": [
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              "lessThan": "*",
              "status": "unaffected",
              "version": "0:5.14.0-570.134.1.el9_6",
              "versionType": "rpm"
            }
          ]
        },
        {
          "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
          "cpes": [
            "cpe:/a:redhat:openshift:4.12::el8"
          ],
          "defaultStatus": "affected",
          "packageName": "rhcos",
          "product": "Red Hat OpenShift Container Platform 4.12",
          "vendor": "Red Hat",
          "versions": [
            {
              "lessThan": "*",
              "status": "unaffected",
              "version": "412.86.202608241157-0",
              "versionType": "rpm"
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        },
        {
          "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
          "cpes": [
            "cpe:/a:redhat:openshift:4.16::el9"
          ],
          "defaultStatus": "affected",
          "packageName": "rhcos",
          "product": "Red Hat OpenShift Container Platform 4.16",
          "vendor": "Red Hat",
          "versions": [
            {
              "lessThan": "*",
              "status": "unaffected",
              "version": "416.94.202609011112-0",
              "versionType": "rpm"
            }
          ]
        },
        {
          "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
          "cpes": [
            "cpe:/a:redhat:openshift:4.17::el9"
          ],
          "defaultStatus": "affected",
          "packageName": "rhcos",
          "product": "Red Hat OpenShift Container Platform 4.17",
          "vendor": "Red Hat",
          "versions": [
            {
              "lessThan": "*",
              "status": "unaffected",
              "version": "417.94.202608250221-0",
              "versionType": "rpm"
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          "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
          "cpes": [
            "cpe:/a:redhat:openshift:4.19::el9"
          ],
          "defaultStatus": "affected",
          "packageName": "rhcos",
          "product": "Red Hat OpenShift Container Platform 4.19",
          "vendor": "Red Hat",
          "versions": [
            {
              "lessThan": "*",
              "status": "unaffected",
              "version": "4.19.9.6.202608182320-0",
              "versionType": "rpm"
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        {
          "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
          "cpes": [
            "cpe:/a:redhat:openshift:4.20::el9"
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          "defaultStatus": "affected",
          "packageName": "rhcos",
          "product": "Red Hat OpenShift Container Platform 4.20",
          "vendor": "Red Hat",
          "versions": [
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          "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
          "cpes": [
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          "defaultStatus": "affected",
          "packageName": "rhcos",
          "product": "Red Hat OpenShift Container Platform 4.21",
          "vendor": "Red Hat",
          "versions": [
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              "version": "4.21.9.6.202608180431-0",
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          "defaultStatus": "affected",
          "packageName": "rhcos",
          "product": "Red Hat OpenShift Container Platform 4.22",
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          "defaultStatus": "unaffected",
          "packageName": "kernel",
          "product": "Red Hat Enterprise Linux 10",
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          "cpes": [
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          "defaultStatus": "unaffected",
          "packageName": "libkrun",
          "product": "Red Hat Enterprise Linux 10",
          "vendor": "Red Hat"
        },
        {
          "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
          "cpes": [
            "cpe:/o:redhat:enterprise_linux:6"
          ],
          "defaultStatus": "unaffected",
          "packageName": "kernel",
          "product": "Red Hat Enterprise Linux 6",
          "vendor": "Red Hat"
        },
        {
          "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
          "cpes": [
            "cpe:/o:redhat:enterprise_linux:7"
          ],
          "defaultStatus": "unaffected",
          "packageName": "kernel",
          "product": "Red Hat Enterprise Linux 7",
          "vendor": "Red Hat"
        },
        {
          "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
          "cpes": [
            "cpe:/o:redhat:enterprise_linux:7"
          ],
          "defaultStatus": "unaffected",
          "packageName": "kernel-rt",
          "product": "Red Hat Enterprise Linux 7",
          "vendor": "Red Hat"
        },
        {
          "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
          "cpes": [
            "cpe:/o:redhat:enterprise_linux:9"
          ],
          "defaultStatus": "unaffected",
          "packageName": "kernel-rt",
          "product": "Red Hat Enterprise Linux 9",
          "vendor": "Red Hat"
        },
        {
          "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
          "cpes": [
            "cpe:/a:redhat:enterprise_linux_nvidia:"
          ],
          "defaultStatus": "unaffected",
          "packageName": "kernel",
          "product": "Red Hat Enterprise Linux for NVIDIA 26",
          "vendor": "Red Hat"
        },
        {
          "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
          "cpes": [
            "cpe:/a:redhat:openshift:4"
          ],
          "defaultStatus": "unaffected",
          "packageName": "openshift/ose-rhel-coreos-8",
          "product": "Red Hat OpenShift Container Platform 4",
          "vendor": "Red Hat"
        },
        {
          "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
          "cpes": [
            "cpe:/a:redhat:openshift:4"
          ],
          "defaultStatus": "unaffected",
          "packageName": "openshift/ose-rhel-coreos-9",
          "product": "Red Hat OpenShift Container Platform 4",
          "vendor": "Red Hat"
        }
      ],
      "source": "0b0ca135-0b70-47e7-9f44-1890c2a1c46c"
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "Improper isolation of shared resources within the CPU operation cache on Zen 2-based products could allow an attacker to corrupt instructions executed at a different privilege level, potentially resulting in privilege escalation."
    }
  ],
  "id": "CVE-2025-54518",
  "lastModified": "2026-09-10T13:16:59.227",
  "metrics": {
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "HIGH",
          "attackVector": "LOCAL",
          "availabilityImpact": "HIGH",
          "baseScore": 7.0,
          "baseSeverity": "HIGH",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "HIGH",
          "privilegesRequired": "LOW",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H",
          "version": "3.1"
        },
        "exploitabilityScore": 1.0,
        "impactScore": 5.9,
        "source": "0b0ca135-0b70-47e7-9f44-1890c2a1c46c",
        "type": "Secondary"
      }
    ],
    "cvssMetricV40": [
      {
        "cvssData": {
          "Automatable": "NOT_DEFINED",
          "Recovery": "NOT_DEFINED",
          "Safety": "NOT_DEFINED",
          "attackComplexity": "HIGH",
          "attackRequirements": "NONE",
          "attackVector": "LOCAL",
          "availabilityRequirement": "NOT_DEFINED",
          "baseScore": 7.3,
          "baseSeverity": "HIGH",
          "confidentialityRequirement": "NOT_DEFINED",
          "exploitMaturity": "NOT_DEFINED",
          "integrityRequirement": "NOT_DEFINED",
          "modifiedAttackComplexity": "NOT_DEFINED",
          "modifiedAttackRequirements": "NOT_DEFINED",
          "modifiedAttackVector": "NOT_DEFINED",
          "modifiedPrivilegesRequired": "NOT_DEFINED",
          "modifiedSubAvailabilityImpact": "NOT_DEFINED",
          "modifiedSubConfidentialityImpact": "NOT_DEFINED",
          "modifiedSubIntegrityImpact": "NOT_DEFINED",
          "modifiedUserInteraction": "NOT_DEFINED",
          "modifiedVulnAvailabilityImpact": "NOT_DEFINED",
          "modifiedVulnConfidentialityImpact": "NOT_DEFINED",
          "modifiedVulnIntegrityImpact": "NOT_DEFINED",
          "privilegesRequired": "LOW",
          "providerUrgency": "NOT_DEFINED",
          "subAvailabilityImpact": "NONE",
          "subConfidentialityImpact": "NONE",
          "subIntegrityImpact": "NONE",
          "userInteraction": "NONE",
          "valueDensity": "NOT_DEFINED",
          "vectorString": "CVSS:4.0/AV:L/AC:H/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X",
          "version": "4.0",
          "vulnAvailabilityImpact": "HIGH",
          "vulnConfidentialityImpact": "HIGH",
          "vulnIntegrityImpact": "HIGH",
          "vulnerabilityResponseEffort": "NOT_DEFINED"
        },
        "source": "psirt@amd.com",
        "type": "Secondary"
      }
    ],
    "ssvcV203": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "id": "CVE-2025-54518",
          "options": [
            {
              "exploitation": "none"
            },
            {
              "automatable": "no"
            },
            {
              "technicalImpact": "total"
            }
          ],
          "role": "CISA Coordinator",
          "timestamp": "2026-05-15T00:00:00+00:00",
          "version": "2.0.3"
        }
      }
    ]
  },
  "published": "2026-05-15T05:16:33.013",
  "references": [
    {
      "source": "psirt@amd.com",
      "url": "https://www.amd.com/en/resources/product-security/bulletin/AMD-SB-7052.html"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "http://www.openwall.com/lists/oss-security/2026/05/12/15"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "http://xenbits.xen.org/xsa/advisory-490.html"
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    },
    {
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      "url": "https://security.access.redhat.com/data/csaf/v2/vex/2025/cve-2025-54518.json"
    }
  ],
  "sourceIdentifier": "psirt@amd.com",
  "vulnStatus": "Awaiting Analysis",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-1189"
        }
      ],
      "source": "psirt@amd.com",
      "type": "Secondary"
    },
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-1220"
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      "type": "Secondary"
    }
  ]
}



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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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