CVE-2018-15572 (GCVE-0-2018-15572)

Vulnerability from cvelistv5 – Published: 2018-08-20 02:00 – Updated: 2024-08-05 10:01
VLAI
Summary
The spectre_v2_select_mitigation function in arch/x86/kernel/cpu/bugs.c in the Linux kernel before 4.18.1 does not always fill RSB upon a context switch, which makes it easier for attackers to conduct userspace-userspace spectreRSB attacks.
Severity
6.5 (Medium)
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N
CWE
  • n/a
Assigner
mitre CNA under the mitre root
CNA scorecard E 28/100 over 2311 records in the last 180 days details
References
URL Tags
http://git.kernel.org/cgit/linux/kernel/git/torva… x_refsource_MISC
https://usn.ubuntu.com/3776-1/ vendor-advisoryx_refsource_UBUNTU
https://usn.ubuntu.com/3776-2/ vendor-advisoryx_refsource_UBUNTU
https://usn.ubuntu.com/3777-1/ vendor-advisoryx_refsource_UBUNTU
https://github.com/torvalds/linux/commit/fdf82a78… x_refsource_MISC
https://usn.ubuntu.com/3775-1/ vendor-advisoryx_refsource_UBUNTU
https://lists.debian.org/debian-lts-announce/2018… mailing-listx_refsource_MLIST
https://www.debian.org/security/2018/dsa-4308 vendor-advisoryx_refsource_DEBIAN
https://usn.ubuntu.com/3775-2/ vendor-advisoryx_refsource_UBUNTU
https://cdn.kernel.org/pub/linux/kernel/v4.x/Chan… x_refsource_MISC
https://usn.ubuntu.com/3777-2/ vendor-advisoryx_refsource_UBUNTU
https://usn.ubuntu.com/3777-3/ vendor-advisoryx_refsource_UBUNTU
Date Public
2018-08-19 00:00
Show details on NVD website
To clipboard 

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            "url": "https://usn.ubuntu.com/3777-1/"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "tags": [
              "Third Party Advisory"
            ],
            "url": "https://usn.ubuntu.com/3777-2/"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "tags": [
              "Third Party Advisory"
            ],
            "url": "https://usn.ubuntu.com/3777-3/"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "tags": [
              "Third Party Advisory"
            ],
            "url": "https://www.debian.org/security/2018/dsa-4308"
          }
        ],
        "sourceIdentifier": "cve@mitre.org",
        "vulnStatus": "Modified",
        "weaknesses": [
          {
            "description": [
              {
                "lang": "en",
                "value": "NVD-CWE-noinfo"
              }
            ],
            "source": "nvd@nist.gov",
            "type": "Primary"
          }
        ]
      }
    },
    "redhat_vex": {
      "aggregate_severity": "Moderate",
      "current_release_date": "2026-06-28T06:11:35+00:00",
      "cve": "CVE-2018-15572",
      "id": "CVE-2018-15572",
      "initial_release_date": "2018-07-20T00:00:00+00:00",
      "product_status:known_affected": "1",
      "product_status:known_not_affected": "87",
      "source": "Red Hat CSAF VEX",
      "status": "final",
      "title": "Kernel: hw: cpu: userspace-userspace spectreRSB attack",
      "url": "https://security.access.redhat.com/data/csaf/v2/vex/2018/cve-2018-15572.json",
      "version": "3"
    }
  }
}



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Sightings

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Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
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