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CVE-2026-68452 s390/zcrypt: Validate length for CCA AES cipher key requests

🗓️ 13 Aug 2026 13:59:54Reported by LinuxType 
cvelist
 cvelist
🔗 www.cve.org👁 61 Views

Linux kernel s390/zcrypt validates CCA AES key token length to prevent buffer overflow in CPRB parameter block.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
attackerkb
attackerkb
CVE-2026-68452
13 Aug 202613:59
–attackerkb
almalinux
AlmaLinux
Important: kernel security update
5 Nov 202600:00
–almalinux
astralinux
AstraLinux
Astra Linux – vulnerability in linux-6.1
2 Nov 202614:28
–astralinux
cve
CVE
CVE-2026-68452
13 Aug 202613:59
–cve
debian
Debian
[SECURITY] [DLA 4777-1] linux security update
8 Sep 202616:49
–debian
debian
Debian
[SECURITY] [DLA 4788-1] linux-6.12 security update
19 Sep 202620:44
–debian
debian
Debian
[SECURITY] [DSA 6466-1] linux security update
25 Aug 202620:09
–debian
debiancve
Debian CVE
CVE-2026-68452
13 Aug 202613:59
–debiancve
nessus
Tenable Nessus
Debian dla-4777 : ata-modules-6.1.0-52-armmp-di - security update
8 Sep 202600:00
–nessus
nessus
Tenable Nessus
Debian dla-4788 : ata-modules-6.12.100+deb12-armmp-di - security update
21 Sep 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": [
      "drivers/s390/crypto/zcrypt_ccamisc.c"
    ],
    "versions": [
      {
        "version": "4bc123b18ce6ae6c42c69d0456b5acbd2f7bc8bd",
        "lessThan": "be037204e4f595e4bd2159acda146677a1dc6342",
        "status": "affected",
        "versionType": "git"
      },
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      },
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      },
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        "status": "affected",
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      },
      {
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      {
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      },
      {
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      }
    ]
  },
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "affected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "drivers/s390/crypto/zcrypt_ccamisc.c"
    ],
    "versions": [
      {
        "version": "5.4",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "5.4",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.10.265",
        "lessThanOrEqual": "5.10.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.15.216",
        "lessThanOrEqual": "5.15.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.1.183",
        "lessThanOrEqual": "6.1.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.6.151",
        "lessThanOrEqual": "6.6.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.12.103",
        "lessThanOrEqual": "6.12.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.18.44",
        "lessThanOrEqual": "6.18.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.1.8",
        "lessThanOrEqual": "7.1.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.2",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

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