CVE-2021-28971

CVSS V2 Medium 4.9 CVSS V3 Medium 5.5
Description
In intel_pmu_drain_pebs_nhm in arch/x86/events/intel/ds.c in the Linux kernel through 5.11.8 on some Haswell CPUs, userspace applications (such as perf-fuzzer) can cause a system crash because the PEBS status in a PEBS record is mishandled, aka CID-d88d05a9e0b6.
Overview
  • CVE ID
  • CVE-2021-28971
  • Assigner
  • cve@mitre.org
  • Vulnerability Status
  • Analyzed
  • Published Version
  • 2021-03-22T17:15:15
  • Last Modified Date
  • 2022-07-12T17:42:04
Weakness Enumerations
CWE URL
CWE-755 http://cwe.mitre.org/data/definitions/755.html
CPE Configuration (Product)
CPE Vulnerable Operator Version Start Version End
AND
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* 1 OR 5.11.8
AND
cpe:2.3:o:fedoraproject:fedora:32:*:*:*:*:*:*:* 1 OR
cpe:2.3:o:fedoraproject:fedora:33:*:*:*:*:*:*:* 1 OR
cpe:2.3:o:fedoraproject:fedora:34:*:*:*:*:*:*:* 1 OR
AND
cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:* 1 OR
AND
cpe:2.3:a:netapp:cloud_backup:-:*:*:*:*:*:*:* 1 OR
cpe:2.3:o:netapp:solidfire_baseboard_management_controller_firmware:-:*:*:*:*:*:*:* 1 OR
AND
cpe:2.3:o:netapp:aff_a250_firmware:-:*:*:*:*:*:*:* 1 OR
cpe:2.3:h:netapp:aff_a250:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:netapp:aff_500f_firmware:-:*:*:*:*:*:*:* 1 OR
cpe:2.3:h:netapp:aff_500f:-:*:*:*:*:*:*:* 0 OR
CVSS Version 2
  • Version
  • 2.0
  • Vector String
  • AV:L/AC:L/Au:N/C:N/I:N/A:C
  • Access Vector
  • LOCAL
  • Access Compatibility
  • LOW
  • Authentication
  • NONE
  • Confidentiality Impact
  • NONE
  • Integrity Impact
  • NONE
  • Availability Impact
  • COMPLETE
  • Base Score
  • 4.9
  • Severity
  • MEDIUM
  • Exploitability Score
  • 3.9
  • Impact Score
  • 6.9
CVSS Version 3
  • Version
  • 3.1
  • Vector String
  • CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
  • Attack Vector
  • LOCAL
  • Attack Compatibility
  • LOW
  • Privileges Required
  • LOW
  • User Interaction
  • NONE
  • Scope
  • UNCHANGED
  • Confidentiality Impact
  • NONE
  • Availability Impact
  • HIGH
  • Base Score
  • 5.5
  • Base Severity
  • MEDIUM
  • Exploitability Score
  • 1.8
  • Impact Score
  • 3.6
References
Reference URL Reference Tags
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=d88d05a9e0b6d9356e97129d4ff9942d765f46ea Mailing List Patch Vendor Advisory
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/PTRNPQTZ4GVS46SZ4OBXY5YDOGVPSTGQ/ Mailing List Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/4VCKIOXCOZGXBEZMO5LGGV5MWCHO6FT3/ Mailing List Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/T2S3I4SLRNRUQDOFYUS6IUAZMQNMPNLG/ Mailing List Third Party Advisory
https://security.netapp.com/advisory/ntap-20210430-0003/
https://lists.debian.org/debian-lts-announce/2021/06/msg00019.html
https://lists.debian.org/debian-lts-announce/2021/06/msg00020.html
Sources
Source Name Source URL
NIST https://nvd.nist.gov/vuln/detail/CVE-2021-28971
MITRE https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-28971
History
Created Old Value New Value Data Type Notes
2022-05-10 07:10:17 Added to TrackCVE
2022-12-06 00:09:36 2021-03-22T17:15Z 2021-03-22T17:15:15 CVE Published Date updated
2022-12-06 00:09:36 2022-07-12T17:42:04 CVE Modified Date updated
2022-12-06 00:09:36 Analyzed Vulnerability Status updated