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CVE-2026-23134 slab: fix kmalloc_nolock() context check for PREEMPT_RT

🗓️ 14 Feb 2026 15:14:33Reported by LinuxType 
cvelist
 cvelist
🔗 www.cve.org👁 30 Views

Fix kmalloc_nolock context check on PREEMPT_RT to prevent sleeping lock when preemption is disabled.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
ATTACKERKB
CVE-2026-23134
14 Feb 202615:14
attackerkb
AstraLinux
Astra Linux – Vulnerability in Linux 5.10
3 May 202623:59
astralinux
CNNVD
Linux kernel 安全漏洞
14 Feb 202600:00
cnnvd
CVE
CVE-2026-23134
14 Feb 202615:14
cve
Debian CVE
CVE-2026-23134
14 Feb 202615:14
debiancve
EUVD
EUVD-2026-5903
14 Feb 202615:14
euvd
NVD
CVE-2026-23134
14 Feb 202616:15
nvd
OSV
BELL-CVE-2026-23134 CVE-2026-23134 does not affect BellSoft software
19 Feb 202606:09
osv
OSV
CVE-2026-23134 slab: fix kmalloc_nolock() context check for PREEMPT_RT
14 Feb 202615:14
osv
OSV
DEBIAN-CVE-2026-23134
14 Feb 202616:15
osv
Rows per page
[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "mm/slub.c"
    ],
    "versions": [
      {
        "version": "af92793e52c3a99b828ed4bdd277fd3e11c18d08",
        "lessThan": "f60ba4a97ae3f94e4818722ed2e4d260bbb17b44",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "af92793e52c3a99b828ed4bdd277fd3e11c18d08",
        "lessThan": "99a3e3a1cfc93b8fe318c0a3a5cfb01f1d4ad53c",
        "status": "affected",
        "versionType": "git"
      }
    ]
  },
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "affected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "mm/slub.c"
    ],
    "versions": [
      {
        "version": "6.18",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "6.18",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.18.8",
        "lessThanOrEqual": "6.18.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.19",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

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