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CVE-2022-49081 highmem: fix checks in __kmap_local_sched_{in,out}

🗓️ 26 Feb 2025 01:54:41Reported by LinuxType 
cvelist
 cvelist🔗 www.cve.org👁 13 Views

Fixed vulnerability CVE-2022-49081 in Linux kernel related to high memory checks in scheduling functions.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
AstraLinux		Astra Linux – Vulnerability in Linux 5.10
20 May 202605:53
–astralinux
BDU FSTEC		The vulnerability of the __kmap_local_sched_out() and __kmap_local_sched_in() functions in the mm/highmem.c module of the Linux operating system allows a hacker to trigger a service failure.
28 May 202500:00
–bdu_fstec
CNNVD		Linux kernel 安全漏洞
26 Feb 202500:00
–cnnvd
CVE		CVE-2022-49081
26 Feb 202501:54
–cve
Debian CVE		CVE-2022-49081
26 Feb 202501:54
–debiancve
EUVD		EUVD-2022-55123
14 Oct 202521:30
–euvd
NVD		CVE-2022-49081
26 Feb 202507:00
–nvd
OSV		CVE-2022-49081 highmem: fix checks in __kmap_local_sched_{in,out}
26 Feb 202501:54
–osv
OSV		DEBIAN-CVE-2022-49081
26 Feb 202507:00
–osv
OSV		RHSA-2023:2458 Red Hat Security Advisory: kernel security, bug fix, and enhancement update
16 Sep 202409:02
–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/highmem.c"
    ],
    "versions": [
      {
        "version": "5fbda3ecd14a5343644979c98d6eb65b7e7de9d8",
        "lessThan": "c21d040de6225414547d9bd31cd200f290991c85",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "5fbda3ecd14a5343644979c98d6eb65b7e7de9d8",
        "lessThan": "85550b0f5fa5dd3c30469ea702c44444ef242c83",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "5fbda3ecd14a5343644979c98d6eb65b7e7de9d8",
        "lessThan": "7dd5b3b97716a611fcf67d92fd2370fcb8d50372",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "5fbda3ecd14a5343644979c98d6eb65b7e7de9d8",
        "lessThan": "66f133ceab7456c789f70a242991ed1b27ba1c3d",
        "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/highmem.c"
    ],
    "versions": [
      {
        "version": "5.11",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "5.11",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.15.34",
        "lessThanOrEqual": "5.15.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.16.20",
        "lessThanOrEqual": "5.16.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.17.3",
        "lessThanOrEqual": "5.17.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.18",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

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11 May 2026 18:52Current
EPSS0.00226
cve-2022-49081 high memory scheduling debugging vulnerability fix kernel
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