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CVE-2026-64306 crypto: drbg - Fix returning success on failure in CTR_DRBG

🗓️ 25 Jul 2026 08:49:40Reported by LinuxType 
cvelist
 cvelist
🔗 www.cve.org👁 12 Views

In the Linux kernel, the following vulnerability has been resolved: crypto: drbg - Fix returning success on failure in CTR_DRBG drbg_ctr_generate() sometimes returns success when it fails, leaving theoutput buffer uninitialized. Fix it.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
CVE
CVE-2026-64306
25 Jul 202608:49
cve
Debian CVE
CVE-2026-64306
25 Jul 202608:49
debiancve
EUVD
EUVD-2026-49018
25 Jul 202608:49
euvd
NVD
CVE-2026-64306
25 Jul 202610:17
nvd
OSV
CVE-2026-64306 crypto: drbg - Fix returning success on failure in CTR_DRBG
25 Jul 202608:49
osv
OSV
DEBIAN-CVE-2026-64306
25 Jul 202616:48
osv
OSV
ECHO-1857-49A8-A7CB
26 Jul 202602:26
osv
Positive Technologies
PT-2026-64527
25 Jul 202600:00
ptsecurity
SUSE CVE
SUSE CVE-2026-64306
25 Jul 202616:46
susecve
Tenable Nessus
Linux Distros Unpatched Vulnerability : CVE-2026-64306
25 Jul 202600:00
nessus
Rows per page
[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "crypto/drbg.c"
    ],
    "versions": [
      {
        "version": "cde001e4c3c3625c60b68a83eb1f1c2572dee07a",
        "lessThan": "074db6db03a0aaa78f05ca9d4838053713796665",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "cde001e4c3c3625c60b68a83eb1f1c2572dee07a",
        "lessThan": "7b03312491f9fe6ba4d60c4023e7e61d2d1fed96",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "cde001e4c3c3625c60b68a83eb1f1c2572dee07a",
        "lessThan": "75597e8774f319152744d24e0683d9393540a951",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "cde001e4c3c3625c60b68a83eb1f1c2572dee07a",
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        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "cde001e4c3c3625c60b68a83eb1f1c2572dee07a",
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        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "cde001e4c3c3625c60b68a83eb1f1c2572dee07a",
        "lessThan": "23b8b188cb32e5531d0f8d3af9506f8959cb369e",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "cde001e4c3c3625c60b68a83eb1f1c2572dee07a",
        "lessThan": "a9e886f73dd717027028bb7e3bbca93601ecdfc7",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "cde001e4c3c3625c60b68a83eb1f1c2572dee07a",
        "lessThan": "39a31ad9e2a5ed7e9c9c6f711dca96c8c8f5f26b",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "f60b0fa8bbddde66f1d197be07120264b555c84a",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "3.12.44",
        "lessThan": "3.13",
        "status": "affected",
        "versionType": "semver"
      }
    ]
  },
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "affected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "crypto/drbg.c"
    ],
    "versions": [
      {
        "version": "4.1",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "4.1",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.10.261",
        "lessThanOrEqual": "5.10.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.15.212",
        "lessThanOrEqual": "5.15.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.1.178",
        "lessThanOrEqual": "6.1.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.6.145",
        "lessThanOrEqual": "6.6.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.12.96",
        "lessThanOrEqual": "6.12.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.18.39",
        "lessThanOrEqual": "6.18.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.1.4",
        "lessThanOrEqual": "7.1.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.2-rc1",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

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25 Jul 2026 08:49Current
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