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CVE-2023-53205 KVM: s390/diag: fix racy access of physical cpu number in diag 9c handler

🗓️ 15 Sep 2025 14:21:33Reported by LinuxType 
cvelist
 cvelist
🔗 www.cve.org👁 4 Views

CVE-2023-53205 fixes a race in KVM s390 diag 9c handler by caching the physical target CPU.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
AstraLinux
Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1, and Linux 5.15
3 May 202623:59
astralinux
CNNVD
Linux kernel 安全漏洞
15 Sep 202500:00
cnnvd
CVE
CVE-2023-53205
15 Sep 202514:21
cve
Debian CVE
CVE-2023-53205
15 Sep 202514:21
debiancve
EUVD
EUVD-2023-59878
3 Oct 202520:07
euvd
NVD
CVE-2023-53205
15 Sep 202515:15
nvd
OpenVAS
openSUSE Security Advisory (SUSE-SU-2025:03600-1)
17 Oct 202500:00
openvas
OpenVAS
openSUSE Security Advisory (SUSE-SU-2025:03634-1)
20 Oct 202500:00
openvas
OpenVAS
openSUSE Security Advisory (SUSE-SU-2025:3751-1)
27 Oct 202500:00
openvas
OpenVAS
SUSE: Security Advisory (SUSE-SU-2025:03600-1)
17 Oct 202500:00
openvas
Rows per page
[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "arch/s390/kvm/diag.c"
    ],
    "versions": [
      {
        "version": "87e28a15c42cc592009c32a8c20e5789059027c2",
        "lessThan": "a9ccf140a2a03a0ae82be4bdfbdd17bdaea72ff5",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "87e28a15c42cc592009c32a8c20e5789059027c2",
        "lessThan": "86bfb18bad60fc468e5f112cbbd918462a8dd435",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "87e28a15c42cc592009c32a8c20e5789059027c2",
        "lessThan": "dc7e0192c470a53d847c79a2796f9ac429477a26",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "87e28a15c42cc592009c32a8c20e5789059027c2",
        "lessThan": "0bc380beb78aa352eadbc21d934dd9606fcee808",
        "status": "affected",
        "versionType": "git"
      }
    ]
  },
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "affected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "arch/s390/kvm/diag.c"
    ],
    "versions": [
      {
        "version": "5.13",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "5.13",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.15.121",
        "lessThanOrEqual": "5.15.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.1.39",
        "lessThanOrEqual": "6.1.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.4.4",
        "lessThanOrEqual": "6.4.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.5",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

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