Vulnerability Name:

CVE-2021-20292 (CCN-202706)

Assigned:2020-12-17
Published:2021-04-13
Updated:2023-07-28
Summary:
CVSS v3 Severity:6.7 Medium (CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H)
5.8 Medium (Temporal CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C)
Exploitability Metrics:Attack Vector (AV): Local
Attack Complexity (AC): Low
Privileges Required (PR): High
User Interaction (UI): None
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): High
Integrity (I): High
Availibility (A): High
6.7 Medium (CCN CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H)
5.8 Medium (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C)
Exploitability Metrics:Attack Vector (AV): Local
Attack Complexity (AC): Low
Privileges Required (PR): High
User Interaction (UI): None
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): High
Integrity (I): High
Availibility (A): High
CVSS v2 Severity:7.2 High (CVSS v2 Vector: AV:L/AC:L/Au:N/C:C/I:C/A:C)
Exploitability Metrics:Access Vector (AV): Local
Access Complexity (AC): Low
Authentication (Au): None
Impact Metrics:Confidentiality (C): Complete
Integrity (I): Complete
Availibility (A): Complete
6.8 Medium (CCN CVSS v2 Vector: AV:L/AC:L/Au:S/C:C/I:C/A:C)
Exploitability Metrics:Access Vector (AV): Local
Access Complexity (AC): Low
Athentication (Au): Single_Instance
Impact Metrics:Confidentiality (C): Complete
Integrity (I): Complete
Availibility (A): Complete
Vulnerability Consequences:Gain Access
References:Source: MITRE
Type: CNA
CVE-2021-20292

Source: CCN
Type: Red Hat Bugzilla - Bug 1939686
(CVE-2021-20292) - CVE-2021-20292 kernel: DRM Memory Management Double Free Privilege Escalation Vulnerability

Source: secalert@redhat.com
Type: Issue Tracking, Patch, Third Party Advisory
secalert@redhat.com

Source: XF
Type: UNKNOWN
linux-kernel-cve202120292-priv-esc(202706)

Source: CCN
Type: Linux Kernel GIT Repository
drm/ttm/nouveau: don't call tt destroy callback on alloc failure

Source: secalert@redhat.com
Type: Mailing List, Third Party Advisory
secalert@redhat.com

Source: CCN
Type: WhiteSource Vulnerability Database
CVE-2021-20292

Vulnerable Configuration:Configuration CCN 1:
  • cpe:/o:linux:linux_kernel:5.8:-:*:*:*:*:*:*

    • * Denotes that component is vulnerable
    Oval Definitions
    Definition IDClassTitleLast Modified
    oval:org.opensuse.security:def:531
    P
    		Security update for the Linux Kernel (Important)
    2022-06-17
    oval:org.opensuse.security:def:125369
    P
    		Security update for the Linux Kernel (Important)
    2022-06-14
    oval:org.opensuse.security:def:125732
    P
    		Security update for the Linux Kernel (Important)
    2022-06-14
    oval:org.opensuse.security:def:126898
    P
    		Security update for the Linux Kernel (Important)
    2022-06-14
    oval:org.opensuse.security:def:125112
    P
    		Security update for the Linux Kernel (Important)
    2022-06-14
    oval:org.opensuse.security:def:127295
    P
    		Security update for the Linux Kernel (Important)
    2022-06-14
    oval:org.opensuse.security:def:4604
    P
    		Security update for the Linux Kernel (Important)
    2022-05-16
    oval:org.opensuse.security:def:1760
    P
    		Security update for the Linux Kernel (Important)
    2022-05-16
    oval:org.opensuse.security:def:890
    P
    		Security update for the Linux Kernel (Important)
    2022-05-16
    oval:org.opensuse.security:def:481
    P
    		Security update for the Linux Kernel (Important)
    2022-05-16
    oval:org.opensuse.security:def:6039
    P
    		Security update for the Linux Kernel (Important)
    2022-05-16
    oval:org.opensuse.security:def:42381
    P
    		Security update for the Linux Kernel (Important)
    2022-05-16
    oval:org.opensuse.security:def:1559
    P
    		Security update for the Linux Kernel (Important)
    2022-05-16
    oval:org.opensuse.security:def:4734
    P
    		Security update for the Linux Kernel (Important)
    2022-05-16
    oval:org.opensuse.security:def:1803
    P
    		Security update for the Linux Kernel (Important)
    2022-05-16
    oval:org.opensuse.security:def:1168
    P
    		Security update for the Linux Kernel (Important)
    2022-05-16
    oval:org.opensuse.security:def:6331
    P
    		Security update for the Linux Kernel (Important)
    2022-05-16
    oval:org.opensuse.security:def:42383
    P
    		Security update for the Linux Kernel (Important)
    2022-05-16
    oval:org.opensuse.security:def:1596
    P
    		Security update for the Linux Kernel (Important)
    2022-05-16
    oval:org.opensuse.security:def:5241
    P
    		Security update for the Linux Kernel (Important)
    2022-05-16
    oval:org.opensuse.security:def:42282
    P
    		Security update for the Linux Kernel (Important)
    2022-05-16
    oval:org.opensuse.security:def:1234
    P
    		Security update for the Linux Kernel (Important)
    2022-05-16
    oval:org.opensuse.security:def:4295
    P
    		Security update for the Linux Kernel (Important)
    2022-05-16
    oval:org.opensuse.security:def:1750
    P
    		Security update for the Linux Kernel (Important)
    2022-05-16
    oval:org.opensuse.security:def:42284
    P
    		Security update for the Linux Kernel (Important)
    2022-05-16
    oval:org.opensuse.security:def:1350
    P
    		Security update for the Linux Kernel (Important)
    2022-05-16
    oval:org.opensuse.security:def:6034
    P
    		Security update for the Linux Kernel (Important)
    2022-05-12
    BACK
    linux linux kernel 5.8.0 -