CVE-2021-3764

  1. OpenCVE
  2. Vulnerabilities (CVE)
  3. CVE-2021-3764
A memory leak flaw was found in the Linux kernel's ccp_run_aes_gcm_cmd() function that allows an attacker to cause a denial of service. The vulnerability is similar to the older CVE-2019-18808. The highest threat from this vulnerability is to system availability.

5.5 /10

CVSS v3 : MEDIUM

V3 Legend

Vector :

Exploitability : 1.8 / Impact : 3.6

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

References
Link Resource
https://access.redhat.com/security/cve/CVE-2021-3764 Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=1997467 Issue Tracking Third Party Advisory
https://github.com/torvalds/linux/commit/505d9dcb0f7ddf9d075e729523a33d38642ae680 Patch Third Party Advisory
https://security-tracker.debian.org/tracker/CVE-2021-3764 Third Party Advisory
https://access.redhat.com/security/cve/CVE-2021-3764 Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=1997467 Issue Tracking Third Party Advisory
https://github.com/torvalds/linux/commit/505d9dcb0f7ddf9d075e729523a33d38642ae680 Patch Third Party Advisory
https://security-tracker.debian.org/tracker/CVE-2021-3764 Third Party Advisory
Configurations

Configuration 1 (hide)

OR cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:5.15:-:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:5.15:rc1:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:5.15:rc2:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:5.15:rc3:*:*:*:*:*:*
History

21 Nov 2024, 06:22

Type Values Removed Values Added
References () https://access.redhat.com/security/cve/CVE-2021-3764 - Third Party Advisory () https://access.redhat.com/security/cve/CVE-2021-3764 - Third Party Advisory
References () https://bugzilla.redhat.com/show_bug.cgi?id=1997467 - Issue Tracking, Third Party Advisory () https://bugzilla.redhat.com/show_bug.cgi?id=1997467 - Issue Tracking, Third Party Advisory
References () https://github.com/torvalds/linux/commit/505d9dcb0f7ddf9d075e729523a33d38642ae680 - Patch, Third Party Advisory () https://github.com/torvalds/linux/commit/505d9dcb0f7ddf9d075e729523a33d38642ae680 - Patch, Third Party Advisory
References () https://security-tracker.debian.org/tracker/CVE-2021-3764 - Third Party Advisory () https://security-tracker.debian.org/tracker/CVE-2021-3764 - Third Party Advisory

25 Aug 2022, 02:33

Type Values Removed Values Added
References (MISC) https://github.com/torvalds/linux/commit/505d9dcb0f7ddf9d075e729523a33d38642ae680 - (MISC) https://github.com/torvalds/linux/commit/505d9dcb0f7ddf9d075e729523a33d38642ae680 - Patch, Third Party Advisory
References (MISC) https://bugzilla.redhat.com/show_bug.cgi?id=1997467 - (MISC) https://bugzilla.redhat.com/show_bug.cgi?id=1997467 - Issue Tracking, Third Party Advisory
References (MISC) https://security-tracker.debian.org/tracker/CVE-2021-3764 - (MISC) https://security-tracker.debian.org/tracker/CVE-2021-3764 - Third Party Advisory
References (MISC) https://access.redhat.com/security/cve/CVE-2021-3764 - (MISC) https://access.redhat.com/security/cve/CVE-2021-3764 - Third Party Advisory
CPE cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:5.15:rc2:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:5.15:-:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:5.15:rc1:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:5.15:rc3:*:*:*:*:*:*
CVSS v2 : unknown
v3 : unknown 		v2 : unknown
v3 : 5.5
CWE CWE-401

23 Aug 2022, 17:04

Type Values Removed Values Added
New CVE
Information

Published : 2022-08-23 16:15

Updated : 2024-11-21 06:22

NVD link : CVE-2021-3764

Mitre link : CVE-2021-3764

CVE.ORG link : CVE-2021-3764

JSON object : View

Products Affected

linux

  • linux_kernel
CWE
CWE-400

Uncontrolled Resource Consumption

CWE-401

Missing Release of Memory after Effective Lifetime