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nvd[email protected]NVD:CVE-2021-3744
HistoryMar 04, 2022 - 4:15 p.m.

CVE-2021-3744

2022-03-0416:15:08
CWE-401
web.nvd.nist.gov
9
cve-2021-3744
denial of service
memory consumption
linux kernel
ccp-ops.c
ccp
aes-gcm

CVSS2

2.1

Attack Vector

LOCAL

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

AV:L/AC:L/Au:N/C:N/I:N/A:P

CVSS3

5.5

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

EPSS

0.001

Percentile

32.2%

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.

Affected configurations

Nvd
Node
linuxlinux_kernelRange<5.15
OR
linuxlinux_kernelMatch5.15-
OR
linuxlinux_kernelMatch5.15rc1
OR
linuxlinux_kernelMatch5.15rc2
OR
linuxlinux_kernelMatch5.15rc3
Node
fedoraprojectfedoraMatch33
OR
fedoraprojectfedoraMatch34
OR
fedoraprojectfedoraMatch35
Node
debiandebian_linuxMatch9.0
OR
debiandebian_linuxMatch10.0
Node
redhatbuild_of_quarkusMatch2.0
OR
redhatcodeready_linux_builderMatch8.0
OR
redhatcodeready_linux_builder_eusMatch8.6
OR
redhatcodeready_linux_builder_for_power_little_endianMatch8.0
OR
redhatcodeready_linux_builder_for_power_little_endian_eusMatch8.6
OR
redhatdeveloper_toolsMatch1.0
OR
redhatenterprise_linux_eusMatch8.6
OR
redhatenterprise_linux_for_ibm_z_systems_eusMatch8.6
OR
redhatenterprise_linux_for_power_little_endian_eusMatch8.6
OR
redhatenterprise_linux_for_real_timeMatch8
OR
redhatenterprise_linux_for_real_timeMatch8.6
OR
redhatenterprise_linux_for_real_time_for_nfvMatch8
OR
redhatenterprise_linux_for_real_time_for_nfv_tusMatch8.6
OR
redhatenterprise_linux_server_eusMatch8.6
OR
redhatenterprise_linux_server_for_power_little_endian_update_services_for_sap_solutionsMatch8.6
OR
redhatenterprise_linux_server_tusMatch8.6
OR
redhatenterprise_linux_server_update_services_for_sap_solutionsMatch8.6
Node
redhatenterprise_linuxMatch8.0
AND
redhatvirtualization_hostMatch4.0
Node
oraclecommunications_cloud_native_core_binding_support_functionMatch22.1.3
OR
oraclecommunications_cloud_native_core_network_exposure_functionMatch22.1.1
OR
oraclecommunications_cloud_native_core_policyMatch22.2.0
VendorProductVersionCPE
linuxlinux_kernel*cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
linuxlinux_kernel5.15cpe:2.3:o:linux:linux_kernel:5.15:-:*:*:*:*:*:*
linuxlinux_kernel5.15cpe:2.3:o:linux:linux_kernel:5.15:rc1:*:*:*:*:*:*
linuxlinux_kernel5.15cpe:2.3:o:linux:linux_kernel:5.15:rc2:*:*:*:*:*:*
linuxlinux_kernel5.15cpe:2.3:o:linux:linux_kernel:5.15:rc3:*:*:*:*:*:*
fedoraprojectfedora33cpe:2.3:o:fedoraproject:fedora:33:*:*:*:*:*:*:*
fedoraprojectfedora34cpe:2.3:o:fedoraproject:fedora:34:*:*:*:*:*:*:*
fedoraprojectfedora35cpe:2.3:o:fedoraproject:fedora:35:*:*:*:*:*:*:*
debiandebian_linux9.0cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*
debiandebian_linux10.0cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*
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References

CVSS2

2.1

Attack Vector

LOCAL

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

AV:L/AC:L/Au:N/C:N/I:N/A:P

CVSS3

5.5

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

EPSS

0.001

Percentile

32.2%