github - ghsa-rccq-5462-rgcj

ghsa-rccq-5462-rgcj

Vulnerability from github

Published

2023-11-03 09:32

Modified

2023-11-13 18:30

Severity ?

7.0 (High) - CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

Details

A use-after-free flaw was found in the Linux kernel’s mm/mremap memory address space accounting source code. This issue occurs due to a race condition between rmap walk and mremap, allowing a local user to crash the system or potentially escalate their privileges on the system.

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{
  "affected": [],
  "aliases": [
    "CVE-2023-1476"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-416"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2023-11-03T09:15:13Z",
    "severity": "HIGH"
  },
  "details": "A use-after-free flaw was found in the Linux kernel\u2019s mm/mremap memory address space accounting source code. This issue occurs due to a race condition between rmap walk and mremap, allowing a local user to crash the system or potentially escalate their privileges on the system.",
  "id": "GHSA-rccq-5462-rgcj",
  "modified": "2023-11-13T18:30:58Z",
  "published": "2023-11-03T09:32:49Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2023-1476"
    },
    {
      "type": "WEB",
      "url": "https://access.redhat.com/errata/RHSA-2023:1659"
    },
    {
      "type": "WEB",
      "url": "https://access.redhat.com/security/cve/CVE-2023-1476"
    },
    {
      "type": "WEB",
      "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2176035"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=97113eb39fa7972722ff490b947d8af023e1f6a2"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H",
      "type": "CVSS_V3"
    }
  ]
}

CVE-2023-1476 (GCVE-0-2023-1476)

Vulnerability from cvelistv5

Published

2023-11-03 08:07

Modified

2025-02-27 20:34

Severity ?

7.0 (High) - CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

CWE

CWE-416 - Use After Free

Summary

A use-after-free flaw was found in the Linux kernel’s mm/mremap memory address space accounting source code. This issue occurs due to a race condition between rmap walk and mremap, allowing a local user to crash the system or potentially escalate their privileges on the system.

References

URL

Tags

	https://access.redhat.com/errata/RHSA-2023:1659	vendor-advisory, x_refsource_REDHAT
	https://access.redhat.com/security/cve/CVE-2023-1476	vdb-entry, x_refsource_REDHAT
	https://bugzilla.redhat.com/show_bug.cgi?id=2176035	issue-tracking, x_refsource_REDHAT
	https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=97113eb39fa7972722ff490b947d8af023e1f6a2

Impacted products

	Vendor	Product	Version
	Red Hat	Red Hat Enterprise Linux 8	cpe:/o:redhat:enterprise_linux:8::baseos

Show details on NVD website

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