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CVE-2021-3744

Published: Mar 4, 2022Updated: Nov 21, 2024 Sources: CVE List NVD BDUCWE-401
NVD MITRE
5.5CVSSMEDIUM
EPSS Score
0.5%
Top 59.1%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
Patch Available

Description

A memory leak flaw was found in the Linux kernel in the ccp_run_aes_gcm_cmd() function in drivers/crypto/ccp/ccp-ops.c, which allows attackers to cause a denial of service (memory consumption). This vulnerability is similar with the older CVE-2019-18808.

CVSS Vector Breakdown

AV:LAC:LPR:LUI:NS:UC:NI:NA:H
Exploitability
AV:LAttack Vector
Local
AC:LAttack Complexity
Low
PR:LPrivileges Required
Low
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:NConfidentiality
None
I:NIntegrity
None
A:HAvailability
High
Open in CVSS calculator →

Weaknesses

CWE-401

Affected Products

linux kernellinux
On-premOS
Operating Systems
fedorafedoraproject
On-premOS
Operating Systems / linux-distro
debian linuxdebian
On-premOS
Operating Systems / linux-distro
build of quarkusredhat
LibraryLibrary
OSS Libraries / generic-library
codeready linux builderredhat
On-prem
Operating Systems / linux-distro
linuxoss-projectOperating Systemsaka the linux kernel
fedoraprojectoss-projectUSOperating Systemsaka fedora project
debianoss-projectGBOperating Systemsaka debian gnu/linux
redhatcommercialUSOperating Systemsaka red hat
and 25 more affected products View all →

Exploitability

Official Patch Available

References

http://www.openwall.com/lists/oss-security/2021/09/14/1
openwall.com
https://bugzilla.redhat.com/show_bug.cgi?id=2000627
bugzilla.redhat.com
https://github.com/torvalds/linux/commit/505d9dcb0f7ddf9d075e729523a33d38642ae680
github.com
and 43 more references View all →

Timeline

Published
Mar 4, 2022
Last Updated
Nov 21, 2024

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