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CVE-2026-23052 ftrace: Do not over-allocate ftrace memory

🗓️ 04 Feb 2026 16:04:21Reported by LinuxType 
cvelist
 cvelist
🔗 www.cve.org👁 24 Views

Fix ftrace memory over-allocation by using actual page group capacity and returning allocated pages.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
ATTACKERKB
CVE-2026-23052
4 Feb 202616:04
attackerkb
AstraLinux
Astra Linux – Vulnerability in Linux 5.10
3 May 202623:59
astralinux
CNNVD
Linux kernel 安全漏洞
4 Feb 202600:00
cnnvd
CVE
CVE-2026-23052
4 Feb 202616:04
cve
Debian CVE
CVE-2026-23052
4 Feb 202616:04
debiancve
EUVD
EUVD-2026-5494
4 Feb 202616:04
euvd
NVD
CVE-2026-23052
4 Feb 202617:16
nvd
OSV
BELL-CVE-2026-23052 CVE-2026-23052 does not affect BellSoft software
10 Feb 202606:09
osv
OSV
CVE-2026-23052 ftrace: Do not over-allocate ftrace memory
4 Feb 202616:04
osv
OSV
DEBIAN-CVE-2026-23052
4 Feb 202617:16
osv
Rows per page
[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "kernel/trace/ftrace.c"
    ],
    "versions": [
      {
        "version": "4a3efc6baff931da9a85c6d2e42c87bd9a827399",
        "lessThan": "9aef476717994e96dadfb359641c4b82b521aa36",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "4a3efc6baff931da9a85c6d2e42c87bd9a827399",
        "lessThan": "be55257fab181b93af38f8c4b1b3cb453a78d742",
        "status": "affected",
        "versionType": "git"
      }
    ]
  },
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "affected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "kernel/trace/ftrace.c"
    ],
    "versions": [
      {
        "version": "6.15",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "6.15",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.18.7",
        "lessThanOrEqual": "6.18.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.19",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

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