CVE-2020-27820

  1. OpenCVE
  2. Vulnerabilities (CVE)
  3. CVE-2020-27820
A vulnerability was found in Linux kernel, where a use-after-frees in nouveau's postclose() handler could happen if removing device (that is not common to remove video card physically without power-off, but same happens if "unbind" the driver).

4.7 /10

CVSS v3 : MEDIUM

V3 Legend

Vector :

Exploitability : 1.0 / Impact : 3.6

Attack Vector LOCAL

Attack Complexity HIGH

Privileges Required LOW

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

4.7 /10

CVSS v2.0 : MEDIUM

V2 Legend

Vector : AV:L/AC:M/Au:N/C:N/I:N/A:C

Exploitability : 3.4 / Impact : 6.9

Access Vector LOCAL

Access Complexity MEDIUM

Authentication NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact COMPLETE

References
Link Resource
https://bugzilla.redhat.com/show_bug.cgi?id=1901726 Issue Tracking Patch Third Party Advisory
https://lore.kernel.org/dri-devel/20201103194912.184413-2-jcline%40redhat.com/ Mailing List Vendor Advisory
https://lore.kernel.org/dri-devel/20201103194912.184413-3-jcline%40redhat.com/ Mailing List Vendor Advisory
https://lore.kernel.org/dri-devel/20201103194912.184413-4-jcline%40redhat.com/ Mailing List Vendor Advisory
https://www.oracle.com/security-alerts/cpujul2022.html Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=1901726 Issue Tracking Patch Third Party Advisory
https://lore.kernel.org/dri-devel/20201103194912.184413-2-jcline%40redhat.com/ Mailing List Vendor Advisory
https://lore.kernel.org/dri-devel/20201103194912.184413-3-jcline%40redhat.com/ Mailing List Vendor Advisory
https://lore.kernel.org/dri-devel/20201103194912.184413-4-jcline%40redhat.com/ Mailing List Vendor Advisory
https://www.oracle.com/security-alerts/cpujul2022.html Third Party Advisory
Configurations

Configuration 1 (hide)

OR cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.6.12:-:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.6.12:rc2:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.6.12:rc3:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.6.12:rc4:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.6.12:rc5:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.6.12:rc6:*:*:*:*:*:*

Configuration 2 (hide)

cpe:2.3:o:fedoraproject:fedora:33:*:*:*:*:*:*:*

Configuration 3 (hide)

OR cpe:2.3:a:oracle:communications_cloud_native_core_binding_support_function:22.1.3:*:*:*:*:*:*:*
cpe:2.3:a:oracle:communications_cloud_native_core_network_exposure_function:22.1.1:*:*:*:*:*:*:*
cpe:2.3:a:oracle:communications_cloud_native_core_policy:22.2.0:*:*:*:*:*:*:*
History

21 Nov 2024, 05:21

Type Values Removed Values Added
References () https://bugzilla.redhat.com/show_bug.cgi?id=1901726 - Issue Tracking, Patch, Third Party Advisory () https://bugzilla.redhat.com/show_bug.cgi?id=1901726 - Issue Tracking, Patch, Third Party Advisory
References () https://lore.kernel.org/dri-devel/20201103194912.184413-2-jcline%40redhat.com/ - Mailing List, Vendor Advisory () https://lore.kernel.org/dri-devel/20201103194912.184413-2-jcline%40redhat.com/ - Mailing List, Vendor Advisory
References () https://lore.kernel.org/dri-devel/20201103194912.184413-3-jcline%40redhat.com/ - Mailing List, Vendor Advisory () https://lore.kernel.org/dri-devel/20201103194912.184413-3-jcline%40redhat.com/ - Mailing List, Vendor Advisory
References () https://lore.kernel.org/dri-devel/20201103194912.184413-4-jcline%40redhat.com/ - Mailing List, Vendor Advisory () https://lore.kernel.org/dri-devel/20201103194912.184413-4-jcline%40redhat.com/ - Mailing List, Vendor Advisory
References () https://www.oracle.com/security-alerts/cpujul2022.html - Third Party Advisory () https://www.oracle.com/security-alerts/cpujul2022.html - Third Party Advisory

30 Jan 2024, 20:48

Type Values Removed Values Added
References
  • {'url': 'https://lore.kernel.org/dri-devel/20201103194912.184413-4-jcline@redhat.com/', 'name': 'https://lore.kernel.org/dri-devel/20201103194912.184413-4-jcline@redhat.com/', 'tags': ['Exploit', 'Mailing List', 'Patch', 'Vendor Advisory'], 'refsource': 'MISC'}
  • {'url': 'https://lore.kernel.org/dri-devel/20201103194912.184413-2-jcline@redhat.com/', 'name': 'https://lore.kernel.org/dri-devel/20201103194912.184413-2-jcline@redhat.com/', 'tags': ['Mailing List', 'Patch', 'Vendor Advisory'], 'refsource': 'MISC'}
  • {'url': 'https://lore.kernel.org/dri-devel/20201103194912.184413-3-jcline@redhat.com/', 'name': 'https://lore.kernel.org/dri-devel/20201103194912.184413-3-jcline@redhat.com/', 'tags': ['Mailing List', 'Patch', 'Vendor Advisory'], 'refsource': 'MISC'}
  • (MISC) https://lore.kernel.org/dri-devel/20201103194912.184413-4-jcline%40redhat.com/ - Mailing List, Vendor Advisory
  • (MISC) https://lore.kernel.org/dri-devel/20201103194912.184413-2-jcline%40redhat.com/ - Mailing List, Vendor Advisory
  • (MISC) https://lore.kernel.org/dri-devel/20201103194912.184413-3-jcline%40redhat.com/ - Mailing List, Vendor Advisory
References (N/A) https://www.oracle.com/security-alerts/cpujul2022.html - (N/A) https://www.oracle.com/security-alerts/cpujul2022.html - Third Party Advisory
CPE cpe:2.3:o:linux:linux_kernel:-:*:*:*:*:*:*:* cpe:2.3:o:linux:linux_kernel:2.6.12:rc2:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.6.12:rc6:*:*:*:*:*:*
cpe:2.3:a:oracle:communications_cloud_native_core_policy:22.2.0:*:*:*:*:*:*:*
cpe:2.3:a:oracle:communications_cloud_native_core_binding_support_function:22.1.3:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.6.12:rc5:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.6.12:rc4:*:*:*:*:*:*
cpe:2.3:a:oracle:communications_cloud_native_core_network_exposure_function:22.1.1:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.6.12:-:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.6.12:rc3:*:*:*:*:*:*

25 Jul 2022, 18:15

Type Values Removed Values Added
References
  • (N/A) https://www.oracle.com/security-alerts/cpujul2022.html -

04 Nov 2021, 17:35

Type Values Removed Values Added
References (MISC) https://bugzilla.redhat.com/show_bug.cgi?id=1901726 - (MISC) https://bugzilla.redhat.com/show_bug.cgi?id=1901726 - Issue Tracking, Patch, Third Party Advisory
References (MISC) https://lore.kernel.org/dri-devel/20201103194912.184413-2-jcline@redhat.com/ - (MISC) https://lore.kernel.org/dri-devel/20201103194912.184413-2-jcline@redhat.com/ - Mailing List, Patch, Vendor Advisory
References (MISC) https://lore.kernel.org/dri-devel/20201103194912.184413-3-jcline@redhat.com/ - (MISC) https://lore.kernel.org/dri-devel/20201103194912.184413-3-jcline@redhat.com/ - Mailing List, Patch, Vendor Advisory
References (MISC) https://lore.kernel.org/dri-devel/20201103194912.184413-4-jcline@redhat.com/ - (MISC) https://lore.kernel.org/dri-devel/20201103194912.184413-4-jcline@redhat.com/ - Exploit, Mailing List, Patch, Vendor Advisory
CVSS v2 : unknown
v3 : unknown 		v2 : 4.7
v3 : 4.7
CPE cpe:2.3:o:linux:linux_kernel:-:*:*:*:*:*:*:*
cpe:2.3:o:fedoraproject:fedora:33:*:*:*:*:*:*:*
CWE CWE-416

03 Nov 2021, 00:15

Type Values Removed Values Added
New CVE
Information

Published : 2021-11-03 00:15

Updated : 2024-11-21 05:21

NVD link : CVE-2020-27820

Mitre link : CVE-2020-27820

CVE.ORG link : CVE-2020-27820

JSON object : View

Products Affected

oracle

  • communications_cloud_native_core_network_exposure_function
  • communications_cloud_native_core_policy
  • communications_cloud_native_core_binding_support_function

linux

  • linux_kernel

fedoraproject

  • fedora
CWE
CWE-416

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