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cve[email protected]CVE-2021-45486
HistoryDec 25, 2021 - 2:15 a.m.

CVE-2021-45486

2021-12-2502:15:06
CWE-327
[email protected]
web.nvd.nist.gov
190
cve-2021-45486
linux kernel
ipv4
information leak
nvd

2.7 Low

CVSS2

Attack Vector

ADJACENT_NETWORK

Attack Complexity

LOW

Authentication

SINGLE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

NONE

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

3.5 Low

CVSS3

Attack Vector

ADJACENT

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

LOW

Integrity Impact

NONE

Availability Impact

NONE

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

5.5 Medium

AI Score

Confidence

Low

0.0005 Low

EPSS

Percentile

18.0%

JSON

In the IPv4 implementation in the Linux kernel before 5.12.4, net/ipv4/route.c has an information leak because the hash table is very small.

Affected configurations

NVD
Node
linuxlinux_kernelRange<5.12.4
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

Related

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nvd 1
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cbl_mariner 2
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nessus 43
redhat 13
openvas 27
suse 5
ubuntu 1
oraclelinux 2
osv 4
rocky 2
almalinux 1
oracle 1
prion
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2021-12-25 02:15:00
ubuntucve
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CVE-2021-45486
2021-12-25 00:00:00
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2021-12-25 00:00:00
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net ipv4 route.c has an information leak because the hash table is very small
2023-08-01 00:00:00
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2022-01-26 04:33:25
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2021-12-25 02:15:06
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cbl_mariner
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CVE-2021-45486 affecting package kernel 5.10.189.1-1
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CVE-2021-45486 affecting package kernel for versions less than 5.15.2.1-1
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2021-12-25 01:04:27
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Security Bulletin: This Power System update is being released to address CVE 2021-45486
2022-12-05 19:46:02
Security Bulletin: There are multiple vulnerabilities in the Linux Kernel used in IBM Elastic Storage System
2022-08-29 11:21:56
Security Bulletin: IBM MQ Appliance is affected by kernel vulnerabilities (CVE-2021-45485, CVE-2021-45486 and CVE-2022-1012)
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RHEL 8 : kernel-rt (RHSA-2022:6991)
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(RHSA-2022:6983) Important: kernel security, bug fix, and enhancement update
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2022-06-07 00:00:00
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2022-01-26 00:00:00
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Security update for the Linux Kernel (important)
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2022-04-01 00:37:48
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2022-05-10 06:42:36
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2022-05-10 08:11:36
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2022-05-10 08:11:36
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oracle
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Oracle Critical Patch Update Advisory - July 2022
2022-07-19 00:00:00

2.7 Low

CVSS2

Attack Vector

ADJACENT_NETWORK

Attack Complexity

LOW

Authentication

SINGLE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

NONE

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

3.5 Low

CVSS3

Attack Vector

ADJACENT

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

LOW

Integrity Impact

NONE

Availability Impact

NONE

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

5.5 Medium

AI Score

Confidence

Low

0.0005 Low

EPSS

Percentile

18.0%

JSON
Related for CVE-2021-45486
prion1ubuntucve2broadcom1redhatcve1veracode1nvd1debiancve1cbl_mariner2cvelist1ibm7nessus43redhat13openvas27suse5ubuntu1oraclelinux2osv4rocky2almalinux1oracle1