CVE-2020-25704

CVSS V2 Medium 4.9 CVSS V3 Medium 5.5
Description
A flaw memory leak in the Linux kernel performance monitoring subsystem was found in the way if using PERF_EVENT_IOC_SET_FILTER. A local user could use this flaw to starve the resources causing denial of service.
Overview
  • CVE ID
  • CVE-2020-25704
  • Assigner
  • secalert@redhat.com
  • Vulnerability Status
  • Analyzed
  • Published Version
  • 2020-12-02T01:15:12
  • Last Modified Date
  • 2022-10-25T16:30:04
Weakness Enumerations
CWE URL
CWE-401 http://cwe.mitre.org/data/definitions/401.html
CPE Configuration (Product)
CPE Vulnerable Operator Version Start Version End
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* 1 OR 5.9
cpe:2.3:o:linux:linux_kernel:5.10:rc1:*:*:*:*:*:* 1 OR
cpe:2.3:o:linux:linux_kernel:5.10:rc2:*:*:*:*:*:* 1 OR
cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:* 1 OR
cpe:2.3:a:starwindsoftware:command_center:-:*:*:*:*:*:*:* 1 OR
cpe:2.3:a:starwindsoftware:starwind_hyperconverged_appliance:-:*:*:*:*:*:*:* 1 OR
cpe:2.3:a:starwindsoftware:starwind_san_\&_nas:v8r12:*:*:*:*:*:*:* 1 OR
cpe:2.3:a:starwindsoftware:starwind_virtual_san:v8:build14398:*:*:*:*:*:* 1 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://bugzilla.redhat.com/show_bug.cgi?id=1895961 Issue Tracking Third Party Advisory
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=7bdb157cdebbf95a1cd94ed2e01b338714075d00 Patch Vendor Advisory
https://lists.debian.org/debian-lts-announce/2020/12/msg00015.html Mailing List Third Party Advisory
https://lists.debian.org/debian-lts-announce/2020/12/msg00027.html Mailing List Third Party Advisory
https://www.openwall.com/lists/oss-security/2020/11/09/1 Mailing List
https://www.starwindsoftware.com/security/sw-20220802-0003/ Third Party Advisory
Sources
Source Name Source URL
NIST https://nvd.nist.gov/vuln/detail/CVE-2020-25704
MITRE https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-25704
History
Created Old Value New Value Data Type Notes
2022-05-10 06:39:48 Added to TrackCVE
2022-12-05 17:30:01 2020-12-02T01:15Z 2020-12-02T01:15:12 CVE Published Date updated
2022-12-05 17:30:01 2022-10-25T16:30:04 CVE Modified Date updated
2022-12-05 17:30:01 Analyzed Vulnerability Status updated
2022-12-05 17:30:05 References updated