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CVE-2026-80922 (GCVE-0-2026-80922)

Vulnerability from cvelistv5 – Published: 2026-09-09 16:19 – Updated: 2026-09-09 16:19
VLAI
Title
crypto: qcom-rng - Allow zero as a random number
Summary
In the Linux kernel, the following vulnerability has been resolved: crypto: qcom-rng - Allow zero as a random number Zero is a valid random number and needs to be allowed. Otherwise the output is distinguishable from random.
Severity
No CVSS data available.
Impacted products
Vendor Product Version CPE status
Linux Linux Affected: f29cd5bb64c258f29b4c49452532481f50eb43ca , < 813e6718a199befc4f26f54bdd899fbfa11515e5 (git)
Affected: f29cd5bb64c258f29b4c49452532481f50eb43ca , < 4c0018320942003bfedd0a1c4cce3f036d363a7f (git)
Affected: f29cd5bb64c258f29b4c49452532481f50eb43ca , < 143c74034a1c47b0a1a64e7ca7153e7739bd1244 (git)
Affected: f29cd5bb64c258f29b4c49452532481f50eb43ca , < 3c7101cfc52e378bcb0a46962145e39c9051dd5d (git)
Affected: f29cd5bb64c258f29b4c49452532481f50eb43ca , < 4ef04bdc0c9f98836d1638be516f6bf1bad55f69 (git)
guessed Create a notification for this product.
Linux Linux Affected: 6.7
Unaffected: 0 , < 6.7 (semver)
Unaffected: 6.12.108 , ≤ 6.12.* (semver)
Unaffected: 6.18.49 , ≤ 6.18.* (semver)
Unaffected: 7.1.13 , ≤ 7.1.* (semver)
Unaffected: 7.2.3 , ≤ 7.2.* (semver)
Unaffected: 7.3-rc1 , ≤ * (original_commit_for_fix)
guessed Create a notification for this product.
Show details on NVD website

{
  "containers": {
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "product": "Linux",
          "programFiles": [
            "drivers/crypto/qcom-rng.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
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              "versionType": "git"
            },
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          ],
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          "vendor": "Linux",
          "versions": [
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              "status": "affected",
              "version": "6.7"
            },
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              "lessThan": "6.7",
              "status": "unaffected",
              "version": "0",
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            },
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              "version": "7.1.13",
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            },
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              "status": "unaffected",
              "version": "7.2.3",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "*",
              "status": "unaffected",
              "version": "7.3-rc1",
              "versionType": "original_commit_for_fix"
            }
          ]
        }
      ],
      "cpeApplicability": [
        {
          "nodes": [
            {
              "cpeMatch": [
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
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                },
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                },
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                },
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                  "vulnerable": true
                }
              ],
              "negate": false,
              "operator": "OR"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "In the Linux kernel, the following vulnerability has been resolved:\n\ncrypto: qcom-rng - Allow zero as a random number\n\nZero is a valid random number and needs to be allowed.  Otherwise the\noutput is distinguishable from random."
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-09-09T16:19:42.937Z",
        "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "shortName": "Linux"
      },
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          "url": "https://git.kernel.org/stable/c/813e6718a199befc4f26f54bdd899fbfa11515e5"
        },
        {
          "url": "https://git.kernel.org/stable/c/4c0018320942003bfedd0a1c4cce3f036d363a7f"
        },
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        },
        {
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        }
      ],
      "title": "crypto: qcom-rng - Allow zero as a random number",
      "x_generator": {
        "engine": "bippy-1.2.0"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
    "assignerShortName": "Linux",
    "cveId": "CVE-2026-80922",
    "datePublished": "2026-09-09T16:19:42.937Z",
    "dateReserved": "2026-08-26T14:34:25.801Z",
    "dateUpdated": "2026-09-09T16:19:42.937Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2",
  "vulnerability-lookup:meta": {
    "epss": {
      "cve": "CVE-2026-80922",
      "date": "2026-09-18",
      "epss": "0.00156",
      "percentile": "0.0523"
    },
    "nvd": {
      "cve": {
        "affected": [
          {
            "affectedData": [
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                "product": "Linux",
                "programFiles": [
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                ],
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        "cveTags": [],
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          }
        ],
        "id": "CVE-2026-80922",
        "lastModified": "2026-09-09T17:17:47.383",
        "metrics": {},
        "published": "2026-09-09T17:17:47.383",
        "references": [
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      "current_release_date": "2026-09-11T01:03:29Z",
      "cve": "CVE-2026-80922",
      "id": "CVE-2026-80922",
      "initial_release_date": "2026-09-10T01:49:36Z",
      "product_status:known_not_affected": "353",
      "source": "SUSE CSAF VEX",
      "status": "interim",
      "title": "SUSE CVE CVE-2026-80922",
      "url": "https://ftp.suse.com/pub/projects/security/csaf-vex/cve-2026-80922.json",
      "version": "3"
    }
  }
}



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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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