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CVE-2026-52956 libceph: Fix potential out-of-bounds access in __ceph_x_decrypt()

🗓️ 24 Jun 2026 16:28:38Reported by LinuxType 
cvelist
 cvelist
🔗 www.cve.org👁 33 Views

libceph fixes out-of-bounds in __ceph_x_decrypt by validating plaintext size before accessing ceph_x_encrypt_header.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
ATTACKERKB
CVE-2026-52956
24 Jun 202616:28
attackerkb
Chainguard
CVE-2026-52956 vulnerabilities
16 Jul 202602:17
cgr
CVE
CVE-2026-52956
24 Jun 202616:28
cve
Debian CVE
CVE-2026-52956
24 Jun 202616:28
debiancve
EUVD
EUVD-2026-38824
24 Jun 202618:32
euvd
NVD
CVE-2026-52956
24 Jun 202617:17
nvd
OSV
BELL-CVE-2026-52956
26 Jun 202606:12
osv
OSV
CGA-2654-JXMP-GVH2
15 Jul 202622:15
osv
OSV
CVE-2026-52956 libceph: Fix potential out-of-bounds access in __ceph_x_decrypt()
24 Jun 202616:28
osv
OSV
DEBIAN-CVE-2026-52956
24 Jun 202617:17
osv
Rows per page
[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "net/ceph/auth_x.c"
    ],
    "versions": [
      {
        "version": "e15fd0a11db00fc7f470a9fc804657ec3f6d04a5",
        "lessThan": "c7e9b53aebe401970f1b5f5a01b4e021b18e8bb2",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "e15fd0a11db00fc7f470a9fc804657ec3f6d04a5",
        "lessThan": "821365487aa58d06bda65c676ba215d506ba9768",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "2982b9c92a66604ffb9fb2db54cf735133d1ef56",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "4.9.6",
        "lessThan": "4.10",
        "status": "affected",
        "versionType": "semver"
      }
    ]
  },
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "affected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "net/ceph/auth_x.c"
    ],
    "versions": [
      {
        "version": "4.10",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "4.10",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.0.10",
        "lessThanOrEqual": "7.0.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.1",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

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01 Jul 2026 12:08Current
CVSS 3.17.5
EPSS0.00359
33