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2 vulnerabilities found for cortex-a77_firmware by arm

CVE-2023-34320 (GCVE-0-2023-34320)
Vulnerability from nvd
Published
2023-12-08 20:54
Modified
2025-11-04 19:16
Severity ?
Summary
Cortex-A77 cores (r0p0 and r1p0) are affected by erratum 1508412 where software, under certain circumstances, could deadlock a core due to the execution of either a load to device or non-cacheable memory, and either a store exclusive or register read of the Physical Address Register (PAR_EL1) in close proximity.
References
Impacted products
Vendor Product Version
Xen Xen Create a notification for this product.
Show details on NVD website

To clipboard 

{
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    "adp": [
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        "providerMetadata": {
          "dateUpdated": "2025-11-04T19:16:33.356Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
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            ],
            "url": "https://xenbits.xenproject.org/xsa/advisory-436.html"
          },
          {
            "url": "http://xenbits.xen.org/xsa/advisory-436.html"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "defaultStatus": "unknown",
          "product": "Xen",
          "vendor": "Xen",
          "versions": [
            {
              "status": "unknown",
              "version": "consult Xen advisory XSA-436"
            }
          ]
        }
      ],
      "configurations": [
        {
          "lang": "en",
          "value": "Systems running all version of Xen are affected.\n\nThis bug is specific to Arm Cortex-A77 cores r0p0 and r1p0.\n"
        }
      ],
      "datePublic": "2023-08-01T14:44:00.000Z",
      "descriptions": [
        {
          "lang": "en",
          "value": "Cortex-A77 cores (r0p0 and r1p0) are affected by erratum 1508412\nwhere software, under certain circumstances, could deadlock a core\ndue to the execution of either a load to device or non-cacheable memory,\nand either a store exclusive or register read of the Physical\nAddress Register (PAR_EL1) in close proximity.\n"
        }
      ],
      "impacts": [
        {
          "descriptions": [
            {
              "lang": "en",
              "value": "A (malicious) guest that doesn\u0027t include the workaround for erratum\n1508412 could deadlock the core.  This will ultimately result to\na deadlock of the system.\n"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2023-12-08T20:54:06.993Z",
        "orgId": "23aa2041-22e1-471f-9209-9b7396fa234f",
        "shortName": "XEN"
      },
      "references": [
        {
          "url": "https://xenbits.xenproject.org/xsa/advisory-436.html"
        }
      ],
      "title": "arm: Guests can trigger a deadlock on Cortex-A77",
      "workarounds": [
        {
          "lang": "en",
          "value": "There are no known mitigations.\n"
        }
      ]
    }
  },
  "cveMetadata": {
    "assignerOrgId": "23aa2041-22e1-471f-9209-9b7396fa234f",
    "assignerShortName": "XEN",
    "cveId": "CVE-2023-34320",
    "datePublished": "2023-12-08T20:54:06.993Z",
    "dateReserved": "2023-06-01T10:44:17.064Z",
    "dateUpdated": "2025-11-04T19:16:33.356Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2"
}

CVE-2023-34320 (GCVE-0-2023-34320)
Vulnerability from cvelistv5
Published
2023-12-08 20:54
Modified
2025-11-04 19:16
Severity ?
Summary
Cortex-A77 cores (r0p0 and r1p0) are affected by erratum 1508412 where software, under certain circumstances, could deadlock a core due to the execution of either a load to device or non-cacheable memory, and either a store exclusive or register read of the Physical Address Register (PAR_EL1) in close proximity.
References
Impacted products
Vendor Product Version
Xen Xen Create a notification for this product.
Show details on NVD website

To clipboard 

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2025-11-04T19:16:33.356Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://xenbits.xenproject.org/xsa/advisory-436.html"
          },
          {
            "url": "http://xenbits.xen.org/xsa/advisory-436.html"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "defaultStatus": "unknown",
          "product": "Xen",
          "vendor": "Xen",
          "versions": [
            {
              "status": "unknown",
              "version": "consult Xen advisory XSA-436"
            }
          ]
        }
      ],
      "configurations": [
        {
          "lang": "en",
          "value": "Systems running all version of Xen are affected.\n\nThis bug is specific to Arm Cortex-A77 cores r0p0 and r1p0.\n"
        }
      ],
      "datePublic": "2023-08-01T14:44:00.000Z",
      "descriptions": [
        {
          "lang": "en",
          "value": "Cortex-A77 cores (r0p0 and r1p0) are affected by erratum 1508412\nwhere software, under certain circumstances, could deadlock a core\ndue to the execution of either a load to device or non-cacheable memory,\nand either a store exclusive or register read of the Physical\nAddress Register (PAR_EL1) in close proximity.\n"
        }
      ],
      "impacts": [
        {
          "descriptions": [
            {
              "lang": "en",
              "value": "A (malicious) guest that doesn\u0027t include the workaround for erratum\n1508412 could deadlock the core.  This will ultimately result to\na deadlock of the system.\n"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2023-12-08T20:54:06.993Z",
        "orgId": "23aa2041-22e1-471f-9209-9b7396fa234f",
        "shortName": "XEN"
      },
      "references": [
        {
          "url": "https://xenbits.xenproject.org/xsa/advisory-436.html"
        }
      ],
      "title": "arm: Guests can trigger a deadlock on Cortex-A77",
      "workarounds": [
        {
          "lang": "en",
          "value": "There are no known mitigations.\n"
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  },
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    "assignerShortName": "XEN",
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    "datePublished": "2023-12-08T20:54:06.993Z",
    "dateReserved": "2023-06-01T10:44:17.064Z",
    "dateUpdated": "2025-11-04T19:16:33.356Z",
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  },
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}