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crypto: ccree - fix a memory leak in cc_mac_digest()

Type: advisorySources: OSV

In the Linux kernel, the following vulnerability has been resolved: crypto: ccree - fix a memory leak in cc_mac_digest() Add cc_unmap_result() if cc_map_hash_request_final() fails to prevent potential memory leak.

Products
Kernel
Affected versions
Not specified
Fixed versions
5.10.258, 5.15.209, 6.1.175, 6.12.86, 6.18.27, 6.6.140, 7.0.4
CVEs
CVE-2026-45986
Confirmed fixed CVEs
Not specified
Updated in this feed
3 Nov 2026, 16:36 UTC · Revision 1

Source evidence

crypto: ccree - fix a memory leak in cc_mac_digest()

core-osv · Original source

Published 27 May 2026, 12:55 UTC

In the Linux kernel, the following vulnerability has been resolved: crypto: ccree - fix a memory leak in cc_mac_digest() Add cc_unmap_result() if cc_map_hash_request_final() fails to prevent potential memory leak.

osv:CVE-2026-45986

Kernel

Fixed versions: 5.10.258, 5.15.209, 6.1.175, 6.6.140, 6.12.86, 6.18.27, 7.0.4

Complete source record
{
  "id": "9638a2b41ff9b84134826fc4933d3b23b0741a9368eb27e034a89a4f38b7d2a7",
  "url": "https://osv.dev/vulnerability/CVE-2026-45986",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "crypto: ccree - fix a memory leak in cc_mac_digest()",
    "summary": "In the Linux kernel, the following vulnerability has been resolved: crypto: ccree - fix a memory leak in cc_mac_digest() Add cc_unmap_result() if cc_map_hash_request_final() fails to prevent potential memory leak.",
    "evidence": "osv:CVE-2026-45986",
    "products": [
      {
        "name": {
          "value": "Kernel",
          "evidence": "/affected/1/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "5.10.258",
            "evidence": "/affected/1/ranges"
          },
          {
            "value": "5.15.209",
            "evidence": "/affected/1/ranges"
          },
          {
            "value": "6.1.175",
            "evidence": "/affected/1/ranges"
          },
          {
            "value": "6.6.140",
            "evidence": "/affected/1/ranges"
          },
          {
            "value": "6.12.86",
            "evidence": "/affected/1/ranges"
          },
          {
            "value": "6.18.27",
            "evidence": "/affected/1/ranges"
          },
          {
            "value": "7.0.4",
            "evidence": "/affected/1/ranges"
          }
        ],
        "affected_versions": []
      }
    ],
    "severity": "unknown",
    "structured": {
      "id": "CVE-2026-45986",
      "aliases": [
        "CVE-2026-45986"
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
              "type": "GIT",
              "events": [
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                  "introduced": "63893811b0fcb52f6eaf9811cc08bddd46f81c3e"
                },
                {
                  "fixed": "7c21d58fcd6ad8e15a539347254093c93224a8b2"
                },
                {
                  "fixed": "f53458c7c756b3e0838d51cf1e9f41b25079801a"
                },
                {
                  "fixed": "7cd17993adb8a5d14a7e84d751316a5fdf0c251f"
                },
                {
                  "fixed": "3061c9bfb3f5b3522ab174e2fa7473b24422d1c6"
                },
                {
                  "fixed": "22f1dd4ca3bfe77db52cc7df3cc353dc114aab8b"
                },
                {
                  "fixed": "910f335786a0a0f0b46c3c8c19a13d25cb4454b6"
                },
                {
                  "fixed": "502440c235fe34cee02b24d7f893841f7565b3bc"
                },
                {
                  "fixed": "02c64052fad03699b9c6d1df2f9b444d17e4ac50"
                }
              ]
            }
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-45986.json"
          }
        },
        {
          "ranges": [
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "4.17.0"
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                  "fixed": "5.10.258"
                }
              ]
            },
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "5.11.0"
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            },
            {
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                {
                  "introduced": "5.16.0"
                },
                {
                  "fixed": "6.1.175"
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            },
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "6.2.0"
                },
                {
                  "fixed": "6.6.140"
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              ]
            },
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "6.7.0"
                },
                {
                  "fixed": "6.12.86"
                }
              ]
            },
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "6.13.0"
                },
                {
                  "fixed": "6.18.27"
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              ]
            },
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "6.19.0"
                },
                {
                  "fixed": "7.0.4"
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              ]
            }
          ],
          "package": {
            "name": "Kernel",
            "ecosystem": "Linux"
          },
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-45986.json"
          }
        }
      ],
      "modified": "2026-10-28T02:30:30.830616699Z",
      "provider": "osv",
      "references": [
        "https://git.kernel.org/stable/c/02c64052fad03699b9c6d1df2f9b444d17e4ac50",
        "https://git.kernel.org/stable/c/22f1dd4ca3bfe77db52cc7df3cc353dc114aab8b",
        "https://git.kernel.org/stable/c/3061c9bfb3f5b3522ab174e2fa7473b24422d1c6",
        "https://git.kernel.org/stable/c/502440c235fe34cee02b24d7f893841f7565b3bc",
        "https://git.kernel.org/stable/c/7c21d58fcd6ad8e15a539347254093c93224a8b2",
        "https://git.kernel.org/stable/c/7cd17993adb8a5d14a7e84d751316a5fdf0c251f",
        "https://git.kernel.org/stable/c/910f335786a0a0f0b46c3c8c19a13d25cb4454b6",
        "https://git.kernel.org/stable/c/f53458c7c756b3e0838d51cf1e9f41b25079801a",
        "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/45xxx/CVE-2026-45986.json",
        "https://nvd.nist.gov/vuln/detail/CVE-2026-45986",
        "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git"
      ],
      "provider_metadata": {
        "cna_assigner": "Linux",
        "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/45xxx/CVE-2026-45986.json"
      }
    },
    "related_cves": [
      {
        "value": "CVE-2026-45986",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": null
  },
  "source_id": "core-osv",
  "document_id": 497439,
  "published_at": "2026-05-27T12:55:35.838+00:00"
}